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Accelerating IDH1-iCCA Treatment Through Evidence-Based ResearchBeschleunigung der IDH1-iCCA-Therapie durch evidenzbasierte Forschung

We combine molecular screening, evidence analysis, and computational biology to identify and validate new therapeutic candidates for IDH1-iCCA — featuring IDH1-2HG metabolic axis analysis and drug repurposing screeningWir kombinieren molekulares Screening, Evidenzanalyse und computergestützte Biologie, um neue therapeutische Kandidaten für IDH1-iCCA zu identifizieren und zu validieren — mit IDH1-2HG-Stoffwechselachsen-Analyse und Wirkstoff-Umwidmungs-Screening

Search the Evidence GraphDen Evidenzgraphen durchsuchen
R132C vs R132HR132C vs. R132H Ivosidenib vs OlutasidenibIvosidenib vs. Olutasidenib IDH1 resistance mechanismsIDH1-Resistenzmechanismen BRCAness + PARPBRCAness + PARP
Computational Discovery PipelineComputergestützte Entdeckungs-Pipeline
LiteratureLiteratur
PubMed · bioRxiv · PatentsPubMed · bioRxiv · Patente
Evidence ExtractionEvidenz-Extraktion
LLM claim miningLLM-Behauptungsextraktion
Target ScoringZielbewertung
8-dimension ranking8-dimensionale Bewertung
HypothesesHypothesen
Falsifiable · Tier A/B/CFalsifizierbar · Stufe A/B/C
Virtual ScreeningVirtuelles Screening
DiffDock v2.2DiffDock v2.2
Drug DesignWirkstoffdesign
GenMol · RFdiffusionGenMol · RFdiffusion
Experiment ProposalExperimentvorschlag
Go / No-Go criteriaGo / No-Go-Kriterien
Drug Screening FunnelWirkstoff-Screening-Trichter

Treatment Roadmap — IDH1-R132C iCCA Stage IIIB

Evidence-based treatment sequence. Each step is grounded in published data — click rationale for source papers. Updated as new evidence emerges.

Step Treatment / Action Timing Status Rationale
STEP 1Switch Phenytoin → Levetiracetam (Keppra)Immediately — BEFORE any cancer therapyURGENTPhenytoin is a strong CYP3A4 inducer — reduces ivosidenib plasma levels by 60-80%. Keppra has no CYP3A4 interaction. Tibsovo Label →
STEP 2Y-90 Radioembolization (SIRT)BEFORE Ivosidenib — timing criticalTIME-SENSITIVEIDH1-mutant tumors are 1.4-1.8x more radiosensitive (2-HG → BRCAness). Ivosidenib REVERSES this. Y-90 must happen before Ivo. Lu et al. 2021 →
STEP 3Ivosidenib + Durvalumab + GemCis (Triple)1st-line combination — after Y-90FDA-APPROVEDIvo blocks IDH1 → tumor becomes immunologically “hot”. Durvalumab (anti-PD-L1) exploits this. GemCis as cytotoxic backbone. ClarIDHy Ivo mono: mPFS 2.7mo. TOPAZ-1 Durva+GemCis: mOS 12.8mo. ClarIDHy → TOPAZ-1 →
STEP 4QTc Monitoring ProtocolOngoing with IvosidenibMANDATORYECG: Baseline → Day 14 → monthly x3 → quarterly. QTcF >500ms → hold Ivo. Avoid Ondansetron (use Granisetron). Magnesium 200-400mg/d mandatory.
STEP 5Olaparib (PARP) — BRCAnessAfter Ivo response confirmedOFF-LABELIDH1 → 2-HG → HR deficiency (BRCAness). Olaparib exploits this without BRCA mutation. IDH1-BRCAness →
RESISTANCEOlutasidenib (Rezlidhia)On Ivo resistance (D279N)FDA (AML)Overcomes D279N resistance mutation. ORR 42.1% in IDH1-mutant AML. Olutasidenib →
MONITORNCT07006688 — Ivo PK hepatic impairmentRecruitingPhase 1Relevant for F4 cirrhosis. ClarIDHy excluded Child-Pugh B/C. Trial →
MONITORNCT06707493 — Ivo maintenanceRecruitingPhase 2Ivo maintenance after 1st-line. Could change standard-of-care. Trial →
RESEARCHmRNA Neoantigen Vaccine (R132C)ResearchEXPERIMENTALNOA-16: R132H vaccine 93.3% T-cell response. R132C needs custom design. NOA-16 → OpenVAXX →

Note: Computational evidence compilation, not medical advice. Discuss all decisions with the treating oncologist. Sources: ClarIDHy (PMID:31870882), TOPAZ-1 (PMID:36049660), NOA-16 (PMID:33349794).

Behandlungsfahrplan — IDH1-R132C iCCA Stadium IIIB

Evidenzbasierte Behandlungssequenz. Jeder Schritt basiert auf publizierten Daten — Quellenlinks in der Begründung. Wird bei neuer Evidenz aktualisiert.

Schritt Behandlung / Maßnahme Zeitpunkt Status Begründung
SCHRITT 1Umstellung Phenytoin → Levetiracetam (Keppra)Sofort — VOR jeder KrebstherapieDRINGENDPhenytoin ist ein starker CYP3A4-Induktor — reduziert Ivosidenib-Plasmaspiegel um 60-80%. Keppra hat keine CYP3A4-Interaktion. Tibsovo-Fachinformation →
SCHRITT 2Y-90-Radioembolisation (SIRT)VOR Ivosidenib — zeitkritischZEITKRITISCHIDH1-mutante Tumore sind 1,4-1,8x radiosensitiver (2-HG → BRCAness). Ivosidenib KEHRT dies UM. Y-90 muss vor Ivo-Beginn erfolgen. Lu et al. 2021 →
SCHRITT 3Ivosidenib + Durvalumab + GemCis (Dreifach)Erstlinien-Kombination — nach Y-90FDA-ZUGELASSENIvo blockiert IDH1 → Tumor wird immunologisch „heiß“. Durvalumab (Anti-PD-L1) nutzt das aus. GemCis als zytotoxisches Rückgrat. ClarIDHy Ivo-Mono: mPFS 2,7 Mo. TOPAZ-1 Durva+GemCis: mOS 12,8 Mo. ClarIDHy → TOPAZ-1 →
SCHRITT 4QTc-ÜberwachungsprotokollLaufend mit IvosidenibPFLICHTEKG: Baseline → Tag 14 → monatlich x3 → quartalsweise. QTcF >500ms → Ivo pausieren. Ondansetron vermeiden (Granisetron nutzen). Magnesium 200-400mg/Tag Pflicht.
SCHRITT 5Olaparib (PARP) — BRCAnessNach bestätigtem Ivo-AnsprechenOFF-LABELIDH1 → 2-HG → HR-Defizienz (BRCAness). Olaparib nutzt dies ohne BRCA-Mutation aus. IDH1-BRCAness →
RESISTENZOlutasidenib (Rezlidhia)Bei Ivo-Resistenz (D279N)FDA (AML)Überwindet D279N-Resistenzmutation. ORR 42,1% bei IDH1-mutierter AML. Olutasidenib →
ÜBERWACHENNCT07006688 — Ivo-PK bei LeberinsuffizienzRekrutiertPhase 1Relevant für F4-Zirrhose. ClarIDHy schloss Child-Pugh B/C aus. Studie →
ÜBERWACHENNCT06707493 — Ivo-ErhaltungstherapieRekrutiertPhase 2Ivo-Erhaltung nach Erstlinie. Könnte Standard-of-Care verändern. Studie →
FORSCHUNGmRNA-Neoantigen-Vakzine (R132C)ForschungsphaseEXPERIMENTELLNOA-16: R132H-Vakzine zeigt 93,3% T-Zell-Antwort. R132C braucht Custom-Design. NOA-16 → OpenVAXX →

Hinweis: Computergestützte Evidenz-Zusammenstellung, keine medizinische Beratung. Alle Entscheidungen mit dem behandelnden Onkologen besprechen. Quellen: ClarIDHy (PMID:31870882), TOPAZ-1 (PMID:36049660), NOA-16 (PMID:33349794).

Latest DiscoveriesNeueste Entdeckungen

View All News →Alle Neuigkeiten anzeigen →

Research DirectionsForschungsrichtungen

EXPLORATORYEXPLORATIV16 active directions16 aktive Richtungen

Research directions under active exploration — from spatial multi-omics to engineered probiotics. Each direction connects to specific molecular targets and therapeutic modalities.Forschungsrichtungen in aktiver Erforschung — von spatialer Multi-Omics bis zu gentechnisch veränderten Probiotika. Jede Richtung ist mit spezifischen molekularen Zielen und therapeutischen Modalitäten verknüpft.

Experimental Validation PlanExperimenteller Validierungsplan

Priority experiments to validate our computational discoveries. Each phase has explicit go/no-go gates.Prioritäts-Experimente zur Validierung unserer computergestützten Entdeckungen. Jede Phase hat explizite Go/No-Go-Kriterien.

Priority 1 — Go/No-Go GatePriorität 1 — Go/No-Go-Kriterium
Ivosidenib → IDH1 Binding (IC50) + 2-HG Level Monitoring (LC-MS/MS)
IC50 confirmation for ivosidenib against IDH1-R132C mutant. LC-MS/MS quantification of 2-HG levels to measure on-target drug effect.
Ivosidenib: FDA-approved for IDH1-mutant CCA | 2-HG: validated pharmacodynamic biomarker
Priority 2 — Parallel TrackPriorität 2 — Paralleler Pfad
Olaparib → PARP Inhibition in IDH1-mutant CCA
Olaparib exploits BRCAness phenotype created by 2-HG-mediated homologous recombination deficiency in IDH1-mutant tumors.
Clinical repurposing path if confirmed
Priority 3 — Tissue AnalysisPriorität 3 — Gewebeanalyse
IDH1 R132C Mutation Frequency in Cholangiocarcinoma
R132C accounts for 77% of IDH1 mutations in CCA, making it the dominant variant. ClarIDHy trial data directly applicable.
Collaboration opportunity
Priority 4 — Computational (Done)Priorität 4 — Berechnung (Abgeschlossen)
Orthogonal Docking Consensus
DONE — Virtual screening of IDH1 inhibitor analogs completed. Ivosidenib and olutasidenib confirmed as top binders.
IDH1 inhibitor library screened and validated
Phase 1 (Month 1–3): Computational cross-validation + SPR binding
Phase 2 (Month 3–6): Patient-derived organoid and 2-HG response studies
Phase 3 (Month 6–12): Treatment optimization and monitoring
Full validation plan on GitHub — 12 experiments, 5 discoveries, grant opportunities
A
Calibration GradeKalibrierungs-Note
89.8% — 227 outcomes
4,116
DiffDock DockingsDiffDock-Dockings
630 compounds × 7 targets
15
ESM-2 EmbeddingsESM-2-Embeddings
Similarity matrix + contacts
9/9
Variant PredictionsVarianten-Vorhersagen
IDH1 variants analyzed
Frontier ApproachesGrenzforschungs-Ansätze
Spatial Multi-OmicsSpatiale Multi-Omics
"Google Maps of Muscle""Google Maps der Leber"
Spatial transcriptomics to map tumor heterogeneity and immune microenvironment in IDH1-mutant iCCA at single-cell resolution. Identify immune-cold zones and therapeutic targets.Spatiale Transkriptomik zur Kartierung der Tumorheterogenität und Immun-Mikroumgebung bei IDH1-mutiertem iCCA in Einzelzellauflösung. Identifikation immunkalter Zonen und therapeutischer Ziele.
IDH1 FGFR2 TME LIVE
Tumor-on-a-ChipTumor-on-a-Chip
iCCA organoid drug testingiCCA-Organoid-Wirkstofftestung
Microfluidic tumor-on-chip models for patient-derived iCCA organoids. Test drug combinations (ivosidenib + olaparib, ivosidenib + durvalumab) in a controlled microenvironment.Mikrofluidische Tumor-on-Chip-Modelle für patientenabgeleitete iCCA-Organoide. Testen von Wirkstoffkombinationen (Ivosidenib + Olaparib, Ivosidenib + Durvalumab) in kontrollierter Mikroumgebung.
IDH1 PARP PD-L1 LIVE
Metabolic ReprogrammingMetabolische Reprogrammierung
2-HG metabolic dependencies2-HG metabolische Abhängigkeiten
IDH1 mutation creates metabolic dependencies (glutamine addiction, NAD+ depletion, NADPH exhaustion) that can be therapeutically exploited with metabolic inhibitors.
mTOR CD44 LIVE
Epigenetic DimmingEpigenetische Dämpfung
dCas9/CRISPRi without DNA cutsdCas9/CRISPRi ohne DNA-Schnitte
Dead Cas9 (dCas9) fused to epigenetic modifiers to silence disease-promoting genes without making permanent DNA breaks. Reversible gene regulation.
DNMT3B IDH1 LIVE
DUBTACsDUBTACs
Protein stabilization via deubiquitinationProteinstabilisierung durch Deubiquitinierung
Deubiquitinase-targeting chimeras and PROTACs for targeted protein degradation of oncogenic drivers in IDH1-mutant tumors. Emerging modality for drug-resistant cancers.
IDH1 FGFR2 NEDD4L Exploring
Cross-Species & Evolutionary
Metabolic VulnerabilitiesMetabolische Verwundbarkeiten
NAD+/NADPH/glutamine dependenciesNAD+/NADPH/Glutamin-Abhängigkeiten
Understanding how IDH1 mutations create metabolic vulnerabilities (NAD+ depletion, glutamine addiction, NADPH exhaustion) opens new therapeutic avenues beyond ivosidenib.
NEDD4L mTOR CAST Exploring
NAPRT1 Synthetic LethalityNAPRT1 Synthetische Letalität
NAMPT inhibitor sensitivityNAMPT-Inhibitor-Sensitivität
IDH1 mutations silence NAPRT1 through promoter methylation, creating synthetic lethality with NAMPT inhibitors. This metabolic dependency is specific to IDH1-mutant tumors.
SPATA18 LDHA Exploring
Cross-Cancer IDH1Krebsübergreifendes IDH1
Glioma/AML convergence insightsGliom/AML-Konvergenzerkenntnisse
IDH1 mutations occur across multiple cancer types (glioma, AML, cholangiocarcinoma). Cross-cancer insights on IDH1 inhibition, immune reawakening, and PARP synergy accelerate treatment strategies for iCCA.
IDH1 IDH2 LIVE
Immune ReawakeningImmun-Reaktivierung
Checkpoint inhibitor synergy with IDH1iCheckpoint-Inhibitor-Synergie mit IDH1i
IDH1-mutant tumors are immunologically cold due to 2-HG-mediated T cell suppression. Ivosidenib reduces 2-HG and reawakens anti-tumor immunity, creating a window for checkpoint inhibitor therapy (durvalumab, pembrolizumab).
CD44 SULF1 CTNNA1 Exploring
Disease Biology
IDH1-iCCA MicroenvironmentIDH1-iCCA Mikroumgebung
Immune suppression, 2-HG mediatedImmunsuppression, 2-HG-vermittelt
IDH1-mutant tumors create a profoundly immunosuppressive microenvironment through 2-HG. T cell poisoning, cGAS-STING silencing, and M2 macrophage polarization make these tumors "immunologically cold" until ivosidenib reverses the 2-HG effect.
IDH1 PD-L1 cGAS-STING LIVE
Tumor StromaTumor-Stroma
Fibrosis and desmoplastic reactionFibrose und desmoplastische Reaktion
Cholangiocarcinoma is characterized by dense desmoplastic stroma. Targeting the tumor microenvironment (cancer-associated fibroblasts, ECM remodeling) can improve drug delivery and immune infiltration.
PDGFRA VEGFA CAF LIVE
Cross-Disease LearningKrankheitsübergreifendes Lernen
Glioma, AML, CCA shared IDH1 mechanismsGliom, AML, CCA gemeinsame IDH1-Mechanismen
IDH1 mutations occur across multiple cancer types (glioma, AML, cholangiocarcinoma). Cross-cancer insights on IDH1 inhibition, immune reawakening, and PARP synergy accelerate treatment strategies for iCCA.
IDH1 PARP1 FGFR2 Exploring
Unconventional
IDH1 Peptide VaccineIDH1-Peptidvakzine
Platten DKFZ neoantigen approachPlatten DKFZ-Neoantigen-Ansatz
IDH1-R132H peptide vaccine (Platten/DKFZ) induces T cell responses against the mutant neoantigen. Exploring adaptation for R132C variant and combination with checkpoint inhibitors.
IDH1 R132C LIVE
RadiosensitizationRadiosensibilisierung
Y-90 + IDH1 inhibitor sequencingY-90 + IDH1-Inhibitor-Sequenzierung
Y-90 radioembolization exploits the enhanced radiosensitivity (1.4-1.8x) of IDH1-mutant tumors due to BRCAness and NADPH depletion. Optimal timing: Y-90 first, then ivosidenib.
SPATA18 LDHA mTOR Exploring
BRCAness + PARPBRCAness + PARP
Olaparib for IDH1-mediated HR deficiencyOlaparib für IDH1-vermittelte HR-Defizienz
IDH1 mutations impair homologous recombination DNA repair, creating a BRCAness phenotype. PARP inhibitors (olaparib) exploit this synthetic lethality for tumor-selective killing.
PARP1 IDH1 BRCA Exploring
MechanotransductionMechanotransduktion
Vibration-activated HSPVibrationsaktiviertes HSP
Low-frequency mechanical vibration activates heat shock proteins (HSPs) that stabilize misfolded proteins and protect cells. Non-pharmacological intervention for muscle preservation.
ERBB2 MET BRAF Exploring
Warp-Speed Vision
"GitHub for Life""GitHub for Life"
Gene edit versioning + biological embeddingsGen-Edit-Versionierung + biologische Embeddings
Treating IDH1 mutation variants like code versions. Each R132X variant gets a commit hash. ESM-2 and ProtT5 protein language models predict how mutations affect enzyme activity and 2-HG production.
IDH1 ESM-2 ESM-2 LIVE
Agentic Research SwarmAgentischer Forschungsschwarm
Blackboard architecture, autonomous discoveryBlackboard-Architektur, autonome Entdeckung
A swarm of AI agents: bioRxiv scanner, molecule screener, simulation coder, hypothesis generator. They communicate via a blackboard architecture, compressing years of research into weeks.
bioRxiv ChEMBL Claude LIVE
Digital Twin: CholangiocyteDigitaler Zwilling: Cholangiozyten
In silico drug screening at scaleIn-silico-Wirkstoffscreening in großem Maßstab
Systematic analysis of drug-drug interactions for IDH1-iCCA combination therapy. CYP3A4 interactions (phenytoin, lercanidipin), QTc risks (co-trimoxazole), and optimal sequencing of ivosidenib with immunotherapy and PARP inhibitors.
GEO STRING Proteomics LIVE
IDH1-iCCA Knowledge BaseIDH1-iCCA Wissensbasis
Evidence-based treatment strategiesEvidenzbasierte Behandlungsstrategien
Curated evidence on IDH1-iCCA treatment strategies, drug interactions, clinical trial data, and metabolic vulnerabilities — structured for clinical decision-making.
HuggingFace RDKit ProtT5 LIVE

TargetsZielmoleküle

VALIDATED DATAVALIDIERTE DATEN

Genes, proteins, and pathways implicated in IDH1-iCCA pathogenesis, scored across multiple evidence dimensions. Primary target — IDH1 (isocitrate dehydrogenase 1), the causally mutated oncogene producing the 2-hydroxyglutarate oncometabolite. Key co-targets — FGFR2 (frequently co-altered in iCCA, ~15%), TP53 (tumor suppressor), ARID1A/BAP1 (chromatin remodeling). Druggable targets — mTOR pathway, VEGFA (angiogenesis), ERBB2 (HER2), BRAF, KRAS, PIK3CA, MET, PDGFRA. Each target is scored on evidence depth, source diversity, druggability, and clinical validation.

SymbolNameTypeIdentifiersDescription
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Clinical TrialsKlinische Studien

VALIDATED DATAVALIDIERTE DATEN

IDH1-iCCA clinical trials aggregated from ClinicalTrials.gov via the v2 API with automated daily refresh. Covers all interventional and observational studies related to IDH1-mutant cholangiocarcinoma — from early Phase 1 safety trials through Phase 3 efficacy studies and post-marketing surveillance. Each trial entry includes NCT identifier, phase, enrollment, status, intervention type, primary/secondary outcome measures, and where available, published results with adverse events and participant flow data. Use the filters to explore by phase, status, intervention type, or keyword.

NCT IDTitlePhaseStatusSponsorN
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Drugs & TherapiesWirkstoffe & Therapien

VALIDATED DATAVALIDIERTE DATEN

IDH1-iCCA therapies and pipeline candidates tracked with mechanism of action, clinical status, and computational screening data. Ivosidenib (Tibsovo) is the only FDA-approved targeted therapy for IDH1-mutant cholangiocarcinoma. Pipeline strategies include PARP inhibitors (olaparib, exploiting BRCAness), checkpoint immunotherapy (durvalumab, exploiting immune reawakening after 2-HG reduction), IDH1 vaccines (Platten DKFZ), and metabolic targeting (NAMPT inhibitors, glutaminase inhibitors). Treatment sequencing and drug interactions are critical considerations.

NameBrandTypeStatusMechanism
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LiteratureLiteratur

VALIDATED DATAVALIDIERTE DATEN

PubMed papers and patent literature ingested via automated daily pipeline, each analyzed for structured evidence about IDH1-iCCA biology, treatment strategies, and drug interactions. The ingestion pipeline runs daily at 03:00 UTC, querying PubMed, bioRxiv/medRxiv preprints, ClinicalTrials.gov, and Google Patents. Each abstract passes a two-layer quality filter: first an IDH1-relevance gate (must mention IDH1, cholangiocarcinoma, ivosidenib, or related terms), then a post-extraction quality gate. Sources are linked to their extracted claims — use the "With claims" filter to see which papers have been processed.

PMIDTitleJournalDateClaims
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Omics DatasetsOmics-Datensätze

VALIDATED DATAVALIDIERTE DATEN

Curated omics datasets for IDH1-iCCA research. Tier 1 datasets are directly usable for cholangiocarcinoma molecular profiling and treatment response analysis; Tier 2-3 require additional QC or serve as validation.Kuratierte Omics-Datensätze für die IDH1-iCCA-Forschung. Tier-1-Datensätze sind direkt für molekulare Profilierung und Therapieansprech-Analyse bei Cholangiokarzinom verwendbar; Tier 2-3 erfordern zusätzliche QC oder dienen der Validierung.

AccessionTitleModalityOrganismTissueTier
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Extracted ClaimsExtrahierte Behauptungen

VALIDATED DATAVALIDIERTE DATEN

Structured scientific assertions extracted from paper abstracts using multi-LLM analysis with rigorous quality filtering. Each claim is a single factual statement that preserves the original authors' hedging language (e.g., "may regulate" stays "may regulate" — never upgraded to definitive). Claims are typed into 12 categories (gene expression, protein interaction, drug efficacy, splicing event, biomarker, etc.), scored for confidence (0–100%), and linked to both their source paper and relevant molecular targets via 200+ alias patterns. The extraction pipeline uses a two-layer quality gate: disease-relevance filtering removes non-IDH1-iCCA contamination, and word-boundary matching prevents false target links. Click any row to see the full provenance chain: paper title, PubMed ID, abstract excerpt, extraction model, and metadata.

ClaimSource PaperTypeConfidenceTargets
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Hypothesis PrioritizationHypothesen-Priorisierung

HYPOTHESISHYPOTHESE

Phase 2: Multi-criteria ranked hypotheses scored across evidence depth, source convergence, therapeutic clarity, target strength, and novelty. Tier A = top 5 high-conviction, Tier B = medium priority, Tier C = needs more evidence. Phase 2: Multi-Kriterien-priorisierte Hypothesen bewertet nach Evidenztiefe, Quellen-Konvergenz, therapeutischer Klarheit, Zielstärke und Neuheit. Stufe A = Top 5 hohe Überzeugung, Stufe B = mittlere Priorität, Stufe C = mehr Evidenz benötigt.

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Prediction CardsVorhersagekarten

HYPOTHESISHYPOTHESE

Evidence-grounded, falsifiable predictions generated from convergence scoring across 5 dimensions: Volume, Lab Independence, Method Diversity, Temporal Trend, and Replication.Evidenzbasierte, falsifizierbare Vorhersagen aus Konvergenzbewertung über 5 Dimensionen: Volumen, Labor-Unabhängigkeit, Methodenvielfalt, zeitlicher Trend und Replikation. All scoring weights are transparent methodology. Each card links every claim to its source paper.

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IDH1-2HG Metabolic PathwayIDH1-2HG Stoffwechselweg

INTERACTIVE 5 / 6 research streams

Interactive visualization of the IDH1-2HG metabolic axis — the platform’s core mechanistic model. IDH1 R132 mutation → 2-HG accumulation → epigenetic dysregulation (TET2/KDM inhibition) → blocked differentiation + DNA repair impairment (BRCAness). Toggle between IDH1-iCCA and cross-cancer views to compare pathway dysregulation across glioma, AML, and cholangiocarcinoma. Click any node for evidence details.

UP DOWN Unchanged Upstream Activation Inhibition Predicted
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Evidence Convergence: 5 / 6 Streams
✅ GEO omics — IDH1-mutant CCA datasets, multiple independent labs
✅ DiffDock docking — IDH1, FGFR2, PARP1, mTOR
✅ Cross-paper synthesis — 12+ independent publications
✅ Cross-cancer IDH1 — Glioma, AML, CCA convergence, shared IDH1 mechanisms
✅ Digital twin — actin dynamics compartment modelled
⚪ Wet-lab validation — pending

Evidence ConvergenceEvidenz-Konvergenz

COMPUTATIONALCOMPUTERGESTÜTZT

Multi-dimensional evidence convergence scoring across thousands of curated, quality-filtered claims extracted from 6,400+ PubMed sources. Each of the 58 molecular targets is scored across five independent dimensions: Claim Volume (raw evidence mass — how many distinct assertions support this target), Lab Independence (number of unique research groups reporting findings — guards against single-lab bias), Method Diversity (range of experimental approaches: in vitro, animal model, patient data, computational — cross-validated findings score higher), Temporal Trend (whether evidence is growing, stable, or declining over recent years — captures scientific momentum), and Replication (how often key findings have been independently confirmed across different studies and model systems). Scores are weighted and combined into a composite convergence score (0–100). All weights and methodology are fully transparent and transparent methodology. The engine generates falsifiable predictions grounded in evidence — each prediction card links every supporting claim back to its source paper for full traceability.

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Prediction Cards

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Evidence CalibrationEvidenz-Kalibrierung

COMPUTATIONALCOMPUTERGESTÜTZT

Bayesian back-testing of convergence scores against known drug outcomes — the critical self-check that separates rigorous research from speculation. For each drug with a known clinical outcome (approved, failed in Phase 2/3, or preclinical only), the platform asks: did our evidence scoring predict the right outcome? The calibration process works as follows: (1) Outcome collection — gather real-world drug approval/failure data from ClinicalTrials.gov and FDA records for all 21 tracked drugs. (2) Score comparison — compare each drug's convergence score against its actual clinical outcome. Approved drugs (ivosidenib, gemcitabine+cisplatin, pemigatinib) should score high; failed drugs should score low. (3) Bayesian updating — use the comparison to compute posterior probabilities, measuring how well evidence mass predicts clinical success. (4) Grade assignment — the system earns a calibration grade (A–F) based on concordance between predicted and actual outcomes. Grade A (current: 89.8%) means the scoring reliably separates successful from unsuccessful therapeutic approaches. A well-calibrated platform means researchers can trust the convergence scores when evaluating novel, untested targets.

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Calibration Curve

Convergence score bins vs actual drug success rate. Perfect calibration = diagonal line.

Metrics

Uncertainty Quantification

Wilson score confidence intervals on target support ratios. Grades combine CI tightness, source diversity, and temporal stability. Green = high certainty, amber = moderate, red = uncertain.

Target PrioritizationZiel-Priorisierung

COMPUTATIONALCOMPUTERGESTÜTZT

Multi-criteria scoring across 7 dimensions: evidence strength, biological coherence, fragility relevance, interventionability, translational feasibility, novelty, and contradiction risk. Composite score determines Phase 3 priority. Multi-Kriterien-Bewertung über 7 Dimensionen: Evidenzstärke, biologische Kohärenz, Fragilitätsrelevanz, Interventionsfähigkeit, translationale Machbarkeit, Neuheit und Widerspruchsrisiko. Der Gesamtwert bestimmt die Phase-3-Priorität.

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Target Priority Engine v2Zielpriorisierungs-Engine v2

COMPUTATIONALCOMPUTERGESTÜTZT

Multi-criteria decision engine integrating 6 data dimensions: evidence convergence (25%), druggability via DiffDock screening (20%), ESM-2 structural uniqueness (15%), clinical validation from drug outcomes (15%), cross-species conservation (10%), and target novelty (15%). Multi-Kriterien-Entscheidungsengine mit 6 Datendimensionen: Evidenzkonvergenz (25%), Adressierbarkeit via DiffDock-Screening (20%), ESM-2-strukturelle Einzigartigkeit (15%), klinische Validierung aus Wirkstoff-Ergebnissen (15%), Spezieskonservierung (10%) und Zielneuheit (15%).

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Evidence GraphEvidenzgraph

COMPUTATIONALCOMPUTERGESTÜTZT

The evidence graph connects claims to their supporting sources. Each assertion is backed by traceable references (PMIDs, clinical trial results). Grouped by source paper, sorted by claim count.Der Evidenzgraph verbindet Behauptungen mit ihren Belegen. Jede Aussage wird durch nachverfolgbare Referenzen (PMIDs, Studienergebnisse) gestützt. Gruppiert nach Quellenpublikation, sortiert nach Behauptungsanzahl.

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About IDH1-iCCAÜber IDH1-iCCA

Frequently asked questions about IDH1-mutant cholangiocarcinoma and this research platform.Häufig gestellte Fragen zu IDH1-mutiertem Cholangiokarzinom und dieser Forschungsplattform.

What is IDH1-Mutant Cholangiocarcinoma (iCCA)?Was ist IDH1-mutiertes Cholangiokarzinom (iCCA)?

IDH1-mutant intrahepatic cholangiocarcinoma (iCCA) is a bile duct cancer driven by gain-of-function mutations in the IDH1 gene (most commonly R132C, accounting for 77% of cases). The mutant enzyme produces the oncometabolite 2-hydroxyglutarate (2-HG), which drives epigenetic dysregulation, DNA repair impairment (BRCAness), and immune suppression. Ivosidenib (Tibsovo) is the first targeted therapy approved for IDH1-mutant cholangiocarcinoma.IDH1-mutiertes intrahepatisches Cholangiokarzinom (iCCA) ist ein Gallengangskrebs, verursacht durch Gain-of-Function-Mutationen im IDH1-Gen (am häufigsten R132C, 77% der Fälle). Das mutierte Enzym produziert den Onkometaboliten 2-Hydroxyglutarat (2-HG), der epigenetische Dysregulation, DNA-Reparatur-Beeinträchtigung (BRCAness) und Immunsuppression verursacht. Ivosidenib (Tibsovo) ist die erste zugelassene zielgerichtete Therapie für IDH1-mutiertes Cholangiokarzinom.

What approved treatments exist for IDH1-iCCA?Welche zugelassenen Therapien gibt es für IDH1-iCCA?

Key therapies for IDH1-iCCA include: Ivosidenib (Tibsovo) — a targeted oral IDH1 inhibitor, FDA-approved 2021 for previously treated IDH1-mutant CCA (ClarIDHy trial). Gemcitabine + Cisplatin — standard first-line chemotherapy for advanced biliary tract cancer. Durvalumab + GemCis — immune checkpoint inhibitor plus chemotherapy, FDA-approved 2022 (TOPAZ-1 trial). Pipeline agents include FGFR2 inhibitors, PARP inhibitors, and IDH1 vaccines.Wichtige Therapien für IDH1-iCCA umfassen: Ivosidenib (Tibsovo) — ein zielgerichteter oraler IDH1-Inhibitor, FDA-zugelassen 2021 für vorbehandelte IDH1-mutierte CCA (ClarIDHy-Studie). Gemcitabin + Cisplatin — Standard-Erstlinien-Chemotherapie für fortgeschrittene billiäre Tumoren. Durvalumab + GemCis — Immun-Checkpoint-Inhibitor plus Chemotherapie, FDA-zugelassen 2022 (TOPAZ-1-Studie). Pipeline-Wirkstoffe umfassen FGFR2-Inhibitoren, PARP-Inhibitoren und IDH1-Vakzine.

What is the IDH1-iCCA Research Platform?Was ist die IDH1-iCCA Forschungsplattform?

The IDH1-iCCA Research Platform is an evidence-first drug research platform that aggregates, structures, and prioritizes global IDH1-iCCA evidence automatically. It ingests data from PubMed, ClinicalTrials.gov, STRING-DB, and KEGG. It uses LLM-based claim extraction to identify thousands of structured claims from abstracts, scores 21 molecular targets across 7 dimensions, and prioritizes hundreds of hypotheses into action tiers for accelerating therapeutic development.Die IDH1-iCCA Forschungsplattform ist eine evidenzbasierte Wirkstoff-Forschungsplattform, die globale IDH1-iCCA-Evidenz automatisch aggregiert, strukturiert und priorisiert. Sie importiert Daten von PubMed, ClinicalTrials.gov, STRING-DB und KEGG. Sie nutzt LLM-basierte Behauptungsextraktion, um Tausende strukturierter Behauptungen aus Abstracts zu identifizieren, bewertet 21 molekulare Ziele über 7 Dimensionen und priorisiert Hunderte von Hypothesen in Aktionsstufen zur Beschleunigung der therapeutischen Entwicklung.

What are the key molecular targets for IDH1-iCCA?Was sind die wichtigsten molekularen Ziele für IDH1-iCCA?

Primary oncology targets: IDH1 (causally mutated oncogene), IDH2, FGFR2 (co-altered in ~15% of iCCA), TP53, ARID1A, BAP1 (chromatin remodeling). Druggable pathway targets: mTOR, VEGFA (angiogenesis), ERBB2 (HER2), BRAF, KRAS, PIK3CA, MET, PDGFRA. Each target is scored on evidence depth, druggability, and clinical validation.Primäre onkologische Ziele: IDH1 (kausal mutiertes Onkogen), IDH2, FGFR2 (ko-alteriert in ~15% der iCCA), TP53, ARID1A, BAP1 (Chromatin-Remodeling). Adressierbare Signalweg-Ziele: mTOR, VEGFA (Angiogenese), ERBB2 (HER2), BRAF, KRAS, PIK3CA, MET, PDGFRA. Jedes Ziel wird nach Evidenztiefe, Adressierbarkeit und klinischer Validierung bewertet.

How does the hypothesis prioritization work?Wie funktioniert die Hypothesen-Priorisierung?

Hypotheses are scored across 5 dimensions: evidence depth (claim count and LLM confidence, 25% weight), source convergence (independent papers, 20%), therapeutic clarity (clear modality suggestion, 20%), target strength (parent target's composite score, 20%), and novelty (emerging vs well-trodden research angles, 15%). The top 5 are assigned Tier A (high-conviction, ready for computational drug design), ranks 6-15 get Tier B (need more evidence), and the rest get Tier C.Hypothesen werden über 5 Dimensionen bewertet: Evidenztiefe (Behauptungsanzahl und LLM-Konfidenz, 25% Gewicht), Quellenkonvergenz (unabhängige Publikationen, 20%), therapeutische Klarheit (klarer Modalitätsvorschlag, 20%), Zielstärke (Gesamtwert des übergeordneten Ziels, 20%) und Neuheit (aufkommende vs. etablierte Forschungswinkel, 15%). Die Top 5 erhalten Stufe A (hohe Überzeugung, bereit für computergestütztes Wirkstoffdesign), Ränge 6-15 erhalten Stufe B (mehr Evidenz benötigt), der Rest Stufe C.

Drug ScreeningWirkstoff-Screening

COMPUTATIONALCOMPUTERGESTÜTZT

This pipeline computationally filters thousands of ChEMBL compounds down to the best candidates for IDH1-iCCA drug discovery. The process runs in six steps: (1) ChEMBL query — compounds bioactive against top-scored IDH1-iCCA targets are fetched with their SMILES strings; (2) RDKit descriptor calculation — molecular weight, LogP, rotatable bonds, H-bond donors/acceptors, TPSA, and QED are computed from SMILES; (3) Lipinski Rule of 5 — MW < 500, LogP < 5, HBD ≤ 5, HBA ≤ 10; compounds failing two or more rules are flagged as non-drug-like; (4) Hepatic bioavailability estimate — TPSA and MW thresholds are used as heuristics for oral absorption and hepatic distribution (note: BBB penetration is not required for liver cancer); (5) Drug-likeness MPO score — a 0–6 composite of LogP, LogD, MW, TPSA, HBD, and pKa tuned for oncology drug development; (6) PAINS filter — substructure alerts for pan-assay interference compounds that cause false positives in biochemical screens.

Drug delivery considerations for IDH1-iCCA: Intrahepatic cholangiocarcinoma is located within the liver — where drugs must achieve adequate hepatic concentrations. Unlike CNS tumors, BBB penetration is not a barrier. However, liver-first-pass metabolism and CYP3A4 interactions are critical considerations. Ivosidenib has good oral bioavailability but is extensively metabolized by CYP3A4. Compounds must achieve adequate hepatic concentrations through portal blood flow and avoid excessive CYP3A4 metabolism.

Score glossary: Lipinski — binary pass/fail for oral bioavailability potential. Hepatic Bioavail. — heuristic estimate of hepatic distribution (TPSA + MW; note: BBB is not critical for liver cancer). Drug-likeness MPO — 0–6 score; ≥ 4 is considered drug-optimized. QED — 0–1 drug-likeness estimate combining eight Lipinski-adjacent properties; ≥ 0.5 is high quality. PAINS — substructure alert for reactive or promiscuous scaffolds that should be deprioritized.
Diese Pipeline filtert computergestützt Tausende von ChEMBL-Verbindungen zu den besten Kandidaten für die IDH1-iCCA-Wirkstoffforschung. Der Prozess läuft in sechs Schritten: (1) ChEMBL-Abfrage — bioaktive Verbindungen gegen höchstbewertete IDH1-iCCA-Ziele werden mit SMILES abgerufen; (2) RDKit-Deskriptorberechnung — Molekulargewicht, LogP, drehbare Bindungen, H-Brücken-Donoren/-Akzeptoren, TPSA und QED werden aus SMILES berechnet; (3) Lipinski Rule of 5 — MW < 500, LogP < 5, HBD ≤ 5, HBA ≤ 10; (4) Hepatische Bioverfügbarkeit — TPSA- und MW-Schwellenwerte als Heuristiken; (5) Drug-likeness MPO Score — 0–6 Komposit für Onkologie-Wirkstoffentwicklung; (6) PAINS-Filter — Substruktur-Alarme für Pan-Assay-Interferenz-Verbindungen.

Note: Drug-likeness predictions use rule-based heuristics (Lipinski Rule of 5, TPSA-based bioavailability estimate, QED score). These are filtering tools, not validated PK/tox models.

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Top Candidates

ChEMBL IDStructureTargetMWLogPQEDDrug MPOHepaticLipinskiPAINSpChEMBLSource
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Drug RepurposingWirkstoff-Umwidmung

COMPUTATIONALCOMPUTERGESTÜTZT

Drug repurposing means finding new therapeutic uses for existing approved drugs — bypassing the 10–15 years and $1–2B typically required for de novo drug development. Repurposed drugs have already passed safety trials, so clinical translation is dramatically faster: Phase I is often skipped and Phase II can start in 2–3 years rather than 10+.

The platform identifies IDH1-iCCA treatment candidates through three convergent strategies: (1) Cross-disease mining — drugs approved or in trials for related IDH1-mutant cancers (glioma, AML) that share molecular targets with IDH1-iCCA; (2) ChEMBL bioactivity — known compounds with high pChEMBL values (≥ 6.0, corresponding to IC₅₀ ≤ 1 µM) against top-scored IDH1-iCCA targets; (3) Pathway overlap — compounds whose known mechanism overlaps with the metabolic, DNA repair, or immune pathways dysregulated in IDH1-iCCA.

Precedent in IDH1-iCCA: Olaparib, originally a BRCA-mutant cancer drug, shows efficacy in IDH1-mutant CCA through BRCAness — its exploitation of the BRCAness phenotype created by 2-HG enables tumor-selective killing. Erlotinib showed benefit in a subset of BTC patients. Bevacizumab combined with GemCis is being evaluated in clinical trials. The platform extends this approach computationally, scoring each candidate 0–1 based on target relevance, potency, clinical phase, and pathway convergence. Click any row to see full rationale, mechanism, and target link.

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Top Candidates

RankCompoundIDH1-iCCA TargetScoreSourcePhaseRationale
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Top Drug CandidatesBeste Wirkstoff-Kandidaten

COMPUTATIONALCOMPUTERGESTÜTZT

In drug discovery, a hit is a compound that shows measurable activity against a target of interest and passes initial computational filters. This section is the unified ranked list — the best compounds from all analysis pipelines: ChEMBL screening, cross-disease repurposing, and DiffDock virtual binding.

Each candidate passes through a 6-stage validation pipeline: (1) Computational — drug-likeness filters (Lipinski, QED, PAINS), hepatic bioavailability scoring; (2) Structural — DiffDock pose prediction against IDH1-iCCA target binding pockets, confidence scoring; (3) Analog search — ChEMBL SAR analysis to identify structurally similar compounds with known IDH1-iCCA-relevant activity; (4) ADMET prediction — rule-based absorption, distribution, metabolism, excretion, and toxicity estimates; (5) Literature review — automated PubMed search for the compound + IDH1-iCCA target co-occurrence; (6) Experimental design — suggested assay types (2-HG measurement, cell viability, immune markers) for validation.

Candidates are scored 0–1 (integrated score) and assigned a tier: Tier A (≥ 0.6) — strong multi-dimensional evidence, prioritized for experimental follow-up; Tier B (0.4–0.6) — moderate evidence, worth secondary screening; Tier C (< 0.4) — computational-only signal, lower priority. Click any row to see full molecular properties, hepatic bioavailability, DiffDock score, validation stage, and target link.

Note: ADMET predictions use rule-based heuristics (Lipinski Rule of 5, TPSA-based bioavailability estimate, QED score, PAINS substructure filters). These are computational filtering tools, not validated pharmacokinetic or toxicology models.

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AI-Designed Drug Candidates

COMPUTATIONAL

De novo molecules generated by GenMol/MolMIM and SAR campaigns, validated with DiffDock docking against IDH1 and FGFR2. Ranked by best DiffDock confidence score.

0 selected
#CompoundTargetDiffDockQEDMWHepaticMethod
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Ranked Candidates

0 selected
#ChEMBL IDTargetScoreTierQEDHepaticADMETpChEMBLFlags
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Compare Candidates

Screening HitsScreening-Treffer

COMPUTATIONALCOMPUTERGESTÜTZT

Positive binding predictions from AI-driven virtual screening. Each hit goes through a 6-stage validation pipeline: computational validation, structural analysis, analog search, ADMET prediction, literature review, and experimental design.Positive Bindungsvorhersagen aus KI-gestütztem virtuellem Screening. Jeder Treffer durchläuft eine 6-stufige Validierungspipeline: Computergestützte Validierung, Strukturanalyse, Analogsuche, ADMET-Vorhersage, Literaturbewertung und Experimentdesign.

What this means for researchers These are the compounds that passed virtual screening with positive DiffDock confidence scores (> 0), meaning the AI predicts they will physically bind to IDH1-iCCA-relevant protein targets. Hits are ranked by confidence score — higher is better. The 6-stage pipeline tracks each hit from computational prediction through to experimental design suggestion. Green dots = completed stage, yellow = in progress, gray = pending.

Confidence score guide: > +0.5 = high-confidence binder (strong signal), +0.1 to +0.5 = moderate binder, 0 to +0.1 = marginal (needs validation). For reference, ivosidenib scores highly against mutant IDH1. Scores below 0 are filtered out and not shown here.

Note: ADMET predictions in the pipeline use rule-based heuristics (Lipinski, TPSA, PAINS), not validated PK/tox models.

Knowledge GraphWissensgraph

COMPUTATIONALCOMPUTERGESTÜTZT

Interactive network of IDH1-iCCA molecular targets connected by protein-protein interactions (STRING), shared pathways (KEGG/UniProt), and compound bioactivity (ChEMBL). Click a node to highlight its connections. Interaktives Netzwerk molekularer IDH1-iCCA-Ziele, verbunden durch Protein-Protein-Interaktionen (STRING), gemeinsame Signalwege (KEGG/UniProt) und Verbindungs-Bioaktivität (ChEMBL). Klicken Sie auf einen Knoten, um seine Verbindungen hervorzuheben.

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Gene
Protein
Pathway
Other

Drug Outcome DatabaseWirkstoff-Ergebnisdatenbank

VALIDATED DATAVALIDIERTE DATEN

Structured database of drug successes and failures in IDH1-iCCA research. Every outcome traces back to a source paper — capturing not just what worked, but why compounds failed (toxicity, bioavailability, efficacy). Strukturierte Datenbank über Wirkstoff-Erfolge und -Misserfolge in der IDH1-iCCA-Forschung. Jedes Ergebnis ist rückverfolgbar zu einer Quellenpublikation — erfasst nicht nur was funktioniert hat, sondern warum Verbindungen scheiterten (Toxizität, Bioverfügbarkeit, Wirksamkeit).

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CompoundTargetOutcomePhaseFailure ReasonKey FindingSource

Cross-Species ComparativeSpeziesübergreifender Vergleich

COMPUTATIONALCOMPUTERGESTÜTZT

Cross-species conservation mapping of IDH1-iCCA-relevant molecular targets across 7 model organisms. Each organism offers unique advantages for IDH1-iCCA research: mice (Mus musculus) serve as the primary disease model for IDH1-mutant cholangiocarcinoma (patient-derived xenografts and genetically engineered models); zebrafish (Danio rerio) enable rapid drug screening with IDH1-mutant liver models; the rat (Rattus norvegicus) provides orthotopic iCCA models. Conservation scores are computed from NCBI Ortholog data — a score of 71% or higher indicates strong evolutionary conservation, suggesting the target's function is preserved across species and findings from model organisms are likely translatable to humans. Click any species card to see which IDH1-iCCA targets have orthologs in that organism, or click any heatmap cell to view the specific ortholog with links to NCBI Gene and STRING-DB.

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Conservation Heatmap (click cells for details)

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Research DirectionsForschungsrichtungen

EXPLORATORYEXPLORATIV

16 research directions spanning metabolic targeting, immunotherapy combinations, and evidence-based treatment strategies for IDH1-iCCA. Click any direction to see connected targets, claims, and hypotheses.16 Forschungsrichtungen von metabolischem Targeting über Immuntherapie-Kombinationen bis zu evidenzbasierten Behandlungsstrategien für IDH1-iCCA. Klicken Sie auf eine Richtung, um verknüpfte Ziele, Behauptungen und Hypothesen zu sehen.

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Evidence WriterEvidenz-Autor

Generate publication-ready evidence summaries for any IDH1-iCCA target or topic. Powered by Claude Sonnet synthesizing across all platform data (claims, hypotheses, trials, drug outcomes).Erstellen Sie publikationsreife Evidenz-Zusammenfassungen für jedes IDH1-iCCA-Ziel oder -Thema. Angetrieben von Claude Sonnet, das alle Plattformdaten synthetisiert (Behauptungen, Hypothesen, Studien, Wirkstoff-Ergebnisse).

IDH1 Grant FGFR2 Hypothesis Ivosidenib Briefing Bioelectric Paper Intro Olaparib Briefing

Molecule BrowserMolekül-Browser

AI-GENERATEDKI-GENERIERT

Browse 800+ AI-generated and computationally screened molecules for IDH1-iCCA drug targets. Includes MolMIM scaffold decorations, GenMol analogs, DiffDock docking results, and ML-proxy 100k virtual screen hits. Filter by target, drug-likeness, hepatic bioavailability, and more. Export as CSV (researchers) or SDF (chemists).Durchsuchen Sie 800+ KI-generierte und computergestützt gescreente Moleküle für IDH1-iCCA-Wirkstoffziele. Enthält MolMIM-Gerüstdekorationen, GenMol-Analoga, DiffDock-Docking-Ergebnisse und ML-Proxy-100k-Screeningtreffer. Filtern nach Ziel, Wirkstoffähnlichkeit, hepatischer Bioverfügbarkeit und mehr.

What this means for researchers Each molecule here is a potential IDH1-iCCA drug candidate. Molecules are generated by AI (GenMol for de novo design, MolMIM for scaffold optimization) or identified through computational screening of ChEMBL. Key properties to evaluate: QED (drug-likeness, ≥ 0.5 is good, ivosidenib is ~0.45), Hepatic bioavailability (critical for liver-targeted drugs), Lipinski compliance (predicts oral bioavailability), and DiffDock confidence (> 0 = predicted binder, benchmark: ivosidenib). Click any molecule card to see full properties with interpretation. Use Export SDF for PyMOL/RDKit analysis, Export CSV for spreadsheet work.
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CSV for spreadsheets • SDF for chemistry tools (PyMOL, RDKit)

CRISPR Guide DesignCRISPR-Guide-Design

EXPLORATORYEXPLORATIV

CRISPR guide RNA design for IDH1 R132 mutation site. Strategies: precision base editing to correct R132C/H mutations, CRISPRi to suppress mutant IDH1 expression, CRISPR-mediated gene knockout of mutant allele. 20 nt protospacer + NGG PAM, GC 40-70%, polyT filtered.CRISPR-Guide-RNA-Design für die IDH1-R132-Mutationsstelle. Strategien: Präzisions-Baseneditierung zur Korrektur von R132C/H-Mutationen, CRISPRi zur Unterdrückung der mutierten IDH1-Expression, CRISPR-vermittelter Gen-Knockout des mutierten Allels.

Why CRISPR for IDH1-iCCA? The IDH1 R132C mutation is a single-nucleotide somatic change that converts isocitrate dehydrogenase into a 2-HG-producing oncogenic enzyme. IDH1 CRISPR strategies target the mutant allele specifically, either through base editing (C-to-T correction), CRISPRi suppression of the mutant allele, or CRISPR knockout of the gain-of-function mutation. GC content of 40–70% optimises guide stability; on-target scores use the Doench 2016 model; specificity scores (CFD) penalise off-target sites. Click any strategy card or guide row for full technical details.
On-Target Score (Doench 2016)
≥0.7 Efficient cleavage expected
0.5-0.7 Moderate efficiency
<0.5 Poor efficiency, avoid
Safety Classification
Safe 0 off-targets with ≤2 mismatches
Caution 1-5 close off-targets
High Risk >5 close off-targets
Published context: CRISPR-based approaches for IDH1-mutant cancers are in preclinical development. See GPU Results CRISPR tab for genome-wide off-target analysis via Cas-OFFinder.

IDH1 R132 Mutation Site Motifs

Top Guides (All Strategies)

#StrategySequence (20 nt)PAMStrandRegionGC%On-TargetSpecificity
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AAV Capsid EvaluationAAV-Kapsid-Bewertung

EXPLORATORYEXPLORATIV

AAV serotype evaluation for liver-targeted gene therapy delivery. 9 capsids scored across hepatocyte tropism, liver targeting, immunogenicity (NAb seroprevalence), manufacturing feasibility, and packaging capacity. AAV8 and AAV-LK03 show highest liver tropism.AAV-Serotyp-Bewertung für lebergerichtete Gentherapie-Lieferung. 9 Kapside bewertet nach Hepatozyten-Tropismus, Leberausrichtung, Immunogenität (NAb-Seroprävalenz), Herstellbarkeit und Verpackungskapazität.

Why AAV8 for Liver Gene Therapy? AAV8 is the leading candidate for liver-targeted gene therapy due to its high hepatocyte tropism. AAV8 has demonstrated efficient liver transduction in multiple clinical trials for metabolic liver diseases. A key limitation is pre-existing neutralising antibodies (NAbs). Alternative capsids — including AAV-LK03 (human-derived, high liver tropism), AAV3B (enhanced hepatocyte entry), and AAV5 (lower immunogenicity) — are in preclinical evaluation. Click any serotype row or strategy card to compare tropism, immunogenicity, and clinical precedent.

Capsid Rankings

#SerotypeHepatocyte TropismLiver TargetingImmunogenicityMfgPackagingScoreClinical Precedent
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Gene Edit VersioningGen-Edit-Versionierung

EXPLORATORYEXPLORATIV

"GitHub for Life" — every IDH1 variant is a deterministic commit with a SHA-256 hash. The oncogenic mutation (R132C/H) is a single-amino-acid gain-of-function change. Therapeutic edits are patches that restore wild-type enzyme function. Track the lineage from wild-type IDH1 through R132 mutations to corrected variants."GitHub for Life" — jede IDH1-Variante ist ein deterministischer Commit mit SHA-256-Hash. Die onkogene Mutation (R132C/H) ist eine Einzel-Aminosäure-Gain-of-Function-Änderung. Therapeutische Editierungen sind Patches zur Wiederherstellung der Wildtyp-Enzymfunktion.

"GitHub for Life" — what does that mean? In software, every code change is a versioned commit with a unique hash. Here we apply the same concept to DNA: each IDH1 variant is hashed deterministically, so two sequences produce the same hash if and only if they are identical. The single-nucleotide changes at R132 (CGT to TGT for R132C, CGT to CAT for R132H) convert a normal metabolic enzyme into an oncogenic 2-HG producer. Therapeutic edits (IDH1 inhibition, base editing, allele-specific silencing) are tracked as patches on top of the mutant variant. Click any row in the version tree to see the exact base change and its functional impact.

Version Tree

Click any row to expand the full sequence diff, clinical significance, and population frequency.

Commit HashTypeRegionParentEditImpact
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Sequence Diffs

Each diff shows the exact nucleotide changes between parent and child variant. Position numbers refer to the IDH1 exon 4 coordinate system.

Molecular DockingMolekülares Docking

COMPUTATIONALCOMPUTERGESTÜTZT

Pharmacophore-based docking score prediction for IDH1-iCCA drug candidates against 7 target binding pockets. Scores compounds from the molecule_screenings database by shape complementarity, H-bond potential, hydrophobic match, electrostatic alignment, and strain penalty.Pharmakophor-basierte Docking-Score-Vorhersage für IDH1-iCCA-Wirkstoffkandidaten gegen 7 Ziel-Bindungstaschen. Bewertet Verbindungen aus der molecule_screenings-Datenbank nach Formkomplementarität, H-Brücken-Potential und elektrostatischer Ausrichtung.

What this means for researchers Docking scores predict how well a small molecule fits into a protein binding pocket. Higher composite scores indicate better predicted binding. The binding class categories are: strong (composite ≥ 0.7, high-confidence predicted binder), moderate (0.4–0.7, worth investigating but uncertain), weak (< 0.4, unlikely to bind at therapeutic concentrations). For DiffDock confidence scores: > 0 = predicted binder, -0.5 to 0 = uncertain, < -1.0 = unlikely. Benchmark: ivosidenib scores highly against mutant IDH1.

Key sub-scores: Shape — geometric fit into the pocket. H-Bond — hydrogen bond donor/acceptor complementarity. Hydrophobic — hydrophobic contact area. Electrostatic — charge complementarity. Strain — penalty for unfavorable ligand conformation (lower is better).

Top Predicted Binders

#CompoundTargetAffinity (kcal/mol)ShapeH-BondHydrophobicScoreClass
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ML Docking ProxyML-Docking-Proxy

COMPUTATIONALCOMPUTERGESTÜTZT

Machine learning surrogate trained on 4,116 DiffDock v2.2 results. Uses RDKit Morgan fingerprints (ECFP4, 2048-bit) + RandomForest to predict binding confidence ~1000x faster than physics-based docking. Enables screening millions of molecules on CPU in minutes.Machine-Learning-Surrogat trainiert auf 4.116 DiffDock-v2.2-Ergebnissen. Nutzt RDKit Morgan Fingerprints (ECFP4, 2048-Bit) + RandomForest zur Vorhersage der Bindungskonfidenz ~1000x schneller als physikbasiertes Docking.

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Actual vs Predicted (Training Set)

Top 20 Feature Importances

#FeatureImportanceBar
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Target Distribution

Prime Editing FeasibilityPrime-Editing-Machbarkeit

EXPLORATORYEXPLORATIV

Prime editing (PE2/PE3/PEmax) assessment for IDH1-iCCA: R132C correction (restoring wild-type IDH1), allele-specific editing of the mutant allele, and 2-HG pathway disruption. Compared with approved therapies. Prime editing = reverse transcriptase + Cas9 nickase + pegRNA — no double-strand breaks.Prime-Editing (PE2/PE3/PEmax)-Bewertung für IDH1-iCCA: R132C-Korrektur (Wiederherstellung von Wildtyp-IDH1), allelspezifische Editierung des mutierten Allels und 2-HG-Signalweg-Unterbrechung. Prime Editing = Reverse Transkriptase + Cas9-Nickase + pegRNA — keine Doppelstrangbrüche.

Therapy Comparison

MD SimulationsMD-Simulationen (coming soon)(in Kürze)

EXPLORATORYEXPLORATIV

Molecular Dynamics (MD) simulations model how proteins move, fold, and interact with drug molecules over time. Each simulation runs on GPU hardware using OpenMM, tracking every atom at femtosecond resolution.Molekülardynamik (MD)-Simulationen modellieren, wie Proteine sich bewegen, falten und mit Wirkstoffmolekülen interagieren. Jede Simulation läuft auf GPU-Hardware mit OpenMM und verfolgt jedes Atom in Femtosekunden-Auflösung.

What is being simulated? Each row represents a protein (or protein-drug complex) simulated under physiological conditions: 310 K (body temperature), explicit water solvent (TIP3P), 150 mM NaCl, periodic boundary conditions. Simulation types include IDH1 wild-type vs R132C homodimer stability, ivosidenib-IDH1 binding dynamics, 2-HG production kinetics, FGFR2-pemigatinib binding, and PARP1-olaparib complex stability.
Key Metrics
RMSD: <2 angstrom plateau = stable fold; increasing = unfolding
Binding energy: <-7 kcal/mol = strong drug binding
Contact persistence: % of time drug maintains key interactions
Verdict
Stable Drug stayed bound throughout simulation
Partial Drug partially dissociated
Dissociated Drug left the binding pocket
What does this mean for drug discovery? DiffDock predicts a static binding pose; MD simulations test whether that pose is dynamically stable. A drug that stays bound for 100 ns is a much stronger candidate than one that dissociates after 10 ns. GPU hours estimate compute cost on a single NVIDIA A100.
SimulationTargetTypePDBAtomsTime (ns)GPU Hours
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Spatial Multi-OmicsSpatiale Multi-Omics

EXPLORATORYEXPLORATIV

Phase 7.1 — Drug penetration modeling across liver microanatomy. Maps which IDH1-iCCA drugs reach tumor compartments based on molecular properties, hepatic bioavailability, and portal blood flow. Identifies therapeutic challenges in fibrotic/cirrhotic liver tissue.Phase 7.1 — Wirkstoff-Penetrationsmodellierung über die Leber-Mikroanatomie. Kartiert, welche IDH1-iCCA-Wirkstoffe Tumorkompartimente basierend auf Moleküleigenschaften, hepatischer Bioverfügbarkeit und Pfortaderblutfluss erreichen.

Liver Microanatomical Zones

ZoneRegionPortal AccessBile Exp.Vasc. DensityIDH1-iCCA RelevanceCell Types
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Drug Penetration

DrugTypeRouteBest ZoneWorst ZonePortalPerisinusoidal
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Silent Zones

Silent zone analysis requires Slide-seq or MERFISH spatial transcriptomics data. This feature will be populated when real spatial data is integrated from collaborating labs.

Regeneration SignaturesRegenerations-Signaturen

EXPLORATORYEXPLORATIV

Phase 7.2 — Cross-cancer pathway analysis comparing IDH1-mutant tumor biology across glioma, AML, and cholangiocarcinoma. Identifies conserved repair pathways that are dysregulated in IDH1-iCCA and could be therapeutically targeted.Phase 7.2 — Krebsübergreifende Signalweg-Analyse, die IDH1-mutierte Tumorbiologie über Gliom, AML und Cholangiokarzinom vergleicht. Identifiziert konservierte Reparaturwege, die bei IDH1-iCCA dysreguliert sind.

What can IDH1-iCCA research learn from animals that regenerate? IDH1 mutations drive similar oncogenic programs across glioma, AML, and cholangiocarcinoma. By comparing the transcriptional and metabolic dysregulation across these cancer types, we can identify shared therapeutic vulnerabilities and accelerate drug development for iCCA. Key differences include Wnt/β-catenin signalling (active in regeneration, suppressed in IDH1-iCCA), immune checkpoint pathways, and metabolic reprogramming. Genes in the table below are candidates for reactivation strategies. Click any row to see the human ortholog, current IDH1-iCCA relevance, and therapeutic potential.

Regeneration Genes

GeneOrganismHuman OrthologPathwayIDH1-iCCA StatusReactivation Potential
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Pathway Comparisons

PathwayRegen StateIDH1-iCCA StateGap ScoreStrategy
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Tumor-Stroma SignalingTumor-Stroma-Signalgebung

EXPLORATORYEXPLORATIV

Phase 7.3 — Tumor-stroma signaling and immune microenvironment interactions. Analyzes bidirectional signaling between IDH1-mutant tumor cells and surrounding hepatic stellate cells, immune cells, and fibroblasts.Phase 7.3 — Tumor-Stroma-Signalgebung und Immun-Mikroumgebungs-Interaktionen. Analysiert bidirektionale Signalgebung zwischen IDH1-mutierten Tumorzellen und umgebenden hepatischen Sternzellen, Immunzellen und Fibroblasten.

Retrograde Signals

SignalTypeSourceTargetIDH1-iCCA StatusTherap. PotentialEvidence
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EV Therapeutic Cargo

CargoTypeFunctionIDH1-iCCA RelevanceFeasibility
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Organ-on-Chip Models

IDH1-iCCA Systemic EffectsIDH1-iCCA Systemische Effekte

EXPLORATORYEXPLORATIV

Phase 7.4 — IDH1-mutant iCCA affects multiple systems beyond the bile ducts. Metabolic dysregulation, immune suppression, and epigenetic changes create systemic vulnerabilities. Models the full systemic picture and combination therapy strategies.Phase 7.4 — IDH1-mutiertes iCCA betrifft mehrere Systeme jenseits der Gallengänge. Metabolische Dysregulation, Immunsuppression und epigenetische Veränderungen schaffen systemische Verwundbarkeiten.

How does IDH1 mutation affect multiple systems? The oncometabolite 2-HG produced by mutant IDH1 affects multiple cell types and organ systems beyond the primary tumor. 2-HG inhibits TET2 dioxygenases, altering DNA methylation patterns; impairs homologous recombination DNA repair (creating BRCAness); suppresses anti-tumor immunity by poisoning T cells; and disrupts normal hepatocyte differentiation. Understanding these systemic effects is critical for optimizing combination therapy strategies. Click any row to expand clinical details and biomarkers.

Affected Organ Systems

SystemOrganCancer TypesPrevalenceSeverity2-HG DrivenBiomarkers
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Combination Therapies

Each strategy targets multiple disease axes simultaneously. Click a card to see drugs involved, mechanism rationale, and clinical evidence.

Energy Budget Model

IDH1-mutant tumor cells have altered energy metabolism: 2-HG production depletes NADPH, glutamine addiction drives anaplerosis, and mitochondrial dysfunction limits oxidative phosphorylation. The metabolic model compares energy supply vs. demand across normal cholangiocytes, IDH1-mutant tumor cells, and treated cells.

Bioelectric ReprogrammingBioelektrische Reprogrammierung

EXPLORATORYEXPLORATIV

Phase 7.5 — Ion channel expression and membrane potential analysis in IDH1-mutant cholangiocytes. IDH1 mutation alters cellular metabolism and membrane dynamics — understanding these changes reveals additional therapeutic vulnerabilities.Phase 7.5 — Ionenkanal-Expression und Membranpotential-Analyse in IDH1-mutierten Cholangiozyten. IDH1-Mutation verändert zellulären Stoffwechsel und Membrandynamik — das Verständnis dieser Veränderungen enthüllt zusätzliche therapeutische Verwundbarkeiten.

Ion Channels

GeneChannelTypeVmem RoleIDH1-iCCA ExpressionDrug Candidates
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Vmem States

Electroceuticals

InterventionModalityTarget StateEvidenceFeasibility
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Cross-Species Splicing MapSpeziesübergreifende Spleiß-Karte

EXPLORATORYEXPLORATIV

Phase 9.3 — Cross-cancer IDH1 analysis: glioma, AML, and cholangiocarcinoma share IDH1 mutations but show different therapeutic responses. This module maps splicing differences across IDH1-mutant cancer types to identify tumor-type-specific metabolic vulnerabilities.Phase 9.3 — Krebsübergreifende IDH1-Analyse: Gliom, AML und Cholangiokarzinom teilen IDH1-Mutationen, zeigen aber unterschiedliche therapeutische Antworten. Kartiert Spleiß-Unterschiede über IDH1-mutierte Krebsarten.

How do IDH1 mutations affect splicing differently across cancer types? IDH1 mutations in glioma, AML, and cholangiocarcinoma produce the oncometabolite 2-HG, which alters epigenetic regulation and splicing patterns. However, the therapeutic response to IDH1 inhibitors (ivosidenib) varies dramatically across tumor types. By mapping which exons are alternatively spliced in IDH1-mutant tumors vs. wild-type tissue across cancer types, we identify tumor-type-specific vulnerabilities and potential combination therapy targets that could enhance ivosidenib efficacy in cholangiocarcinoma.
Score interpretation: Conservation measures sequence identity between species (≥0.8 = highly conserved, likely functional in humans). Feasibility estimates ASO targeting potential (considers exon accessibility, splice site strength, and existing ASO precedent). Events with high conservation + high feasibility are the strongest candidates for therapeutic reactivation.
Connection to IDH1 therapy: IDH1 inhibitors (ivosidenib) prove that targeting the mutant enzyme restores normal differentiation. Cross-cancer analysis from glioma and AML accelerates therapeutic development for cholangiocarcinoma.
Cancer GeneHuman OrthologEvent TypeExonCross-Cancer StateCCA-SpecificConservationFeasibility
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RNA-Binding PredictionRNA-Bindungsvorhersage

EXPLORATORYEXPLORATIV

Phase 9.4 — Predicts molecular binding affinity of compounds toward IDH1 active site and allosteric pockets. Target sites mapped include the catalytic pocket (R132 mutation site), the dimer interface, NADPH binding site, and substrate binding region. Benchmarks against known inhibitors like ivosidenib and olutasidenib.Phase 9.4 — Sagt molekulare Bindungsaffinität von Verbindungen zur IDH1-Aktivstelle und allosterischen Taschen vorher. Kartierte Zielstellen umfassen die katalytische Tasche (R132-Mutationsstelle), die Dimer-Grenzfläche, NADPH-Bindungsstelle und Substrat-Bindungsregion.

Binding Sites in IDH1

SiteLocationSequence MotifBinding ProteinsDruggabilityApproved Drug
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Known IDH1 Inhibitors

CompoundMWTargetEC50 (nM)Status
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Dual-Target MoleculesDual-Target-Moleküle

EXPLORATORYEXPLORATIV

Phase 6.1 — Compounds that simultaneously target IDH1 AND a co-occurring vulnerability (FGFR2, PARP, mTOR, or immune checkpoint). Dual-target approaches address the heterogeneous biology of IDH1-mutant iCCA.Phase 6.1 — Verbindungen, die gleichzeitig IDH1 UND eine begleitende Verwundbarkeit adressieren (FGFR2, PARP, mTOR oder Immun-Checkpoint). Dual-Target-Ansätze behandeln die heterogene Biologie von IDH1-mutiertem iCCA.

Why dual-target matters for IDH1-iCCA IDH1-mutant tumors have multiple co-occurring vulnerabilities: (1) 2-HG-driven oncogenesis from mutant IDH1, treatable with ivosidenib; and (2) co-occurring alterations including FGFR2 fusions (~15%), DNA repair deficiency (BRCAness), immune suppression, and metabolic dependencies. A dual-target compound addresses multiple vulnerabilities simultaneously: it inhibits IDH1 while also blocking a resistance/escape mechanism. This is critical because single-agent IDH1 inhibition often leads to resistance through alternative pathway activation.

Score interpretation: IDH1 Score — predicted inhibition of mutant IDH1 (0–1, higher = stronger inhibition). Co-target Score — predicted activity against the secondary target (FGFR2, PARP, mTOR, etc.) (0–1). Composite — weighted combination prioritizing compounds that score well on both axes simultaneously, with hepatic bioavailability as a requirement.
CompoundIDH1 ScoreCo-TargetCo-Target ScoreHepaticCompositeStatus
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Digital TwinDigitaler Zwilling

EXPLORATORYEXPLORATIV

Phase 10.3 — Multi-scale computational model of the IDH1-mutant tumor cell. Simulates drug combinations across 5 compartments (tumor cell, stroma, vasculature, immune cells, bile duct lumen) and 8 signaling pathways. Predicts synergistic drug combinations in silico.Phase 10.3 — Multiskaliges Computermodell der IDH1-mutierten Tumorzelle. Simuliert Wirkstoffkombinationen über 5 Kompartimente (Tumorzelle, Stroma, Gefäßsystem, Immunzellen, Gallenganglumen) und 8 Signalwege.

What is a Digital Twin? A digital twin is a computational replica of a biological system — here, an IDH1-mutant cholangiocyte within its tumor microenvironment. Each of the 5 compartments (tumor cell, stroma, vasculature, immune cells, bile duct lumen) has its own health baseline, volume, and disease-specific defects derived from IDH1-iCCA omics data. Signalling pathways modelled include mTOR, MAPK, Wnt/β-catenin, BDNF/TrkB, and actin dynamics. Drug combinations are simulated by applying known mechanisms of action to the relevant compartments and scoring the resulting functional recovery. This allows in silico prediction of synergistic combinations before expensive wet-lab experiments. Click any compartment card or pathway row for details, or follow drug links to the Drugs section.

Tumor Cell Compartments

Signaling Pathways

PathwayIDH1-iCCA StateActivityCompartmentsTherapeutic Targets
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Optimal Drug Combinations

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Lab-OSLabor-OS

EXPLORATORYEXPLORATIV

Phase 10.4 — Open-source experiment design automation. 8 standardized IDH1-iCCA assays with timeline and protocol specifications. 3 cloud lab integrations (Emerald Cloud Lab, Strateos, Opentrons). Generates complete experiment designs from hypothesis text.Phase 10.4 — Open-Source-Experimentdesign-Automatisierung. 8 standardisierte IDH1-iCCA-Assays mit Zeitplan und Protokollspezifikationen. 3 Cloud-Labor-Integrationen (Emerald Cloud Lab, Strateos, Opentrons).

IDH1-iCCA Assay Library

AssayCategoryReadoutTimelineCostThroughput
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Cloud Lab Integrations

Federated LearningFöderiertes Lernen

EXPLORATORYEXPLORATIV

Phase 10.5 — Zero-knowledge data sharing framework for IDH1-iCCA research. Enables cross-institutional collaboration without sharing raw patient data. Federated learning protocols, OMOP/OHDSI data model mapping, privacy budget calculator, and 4-tier data sharing framework.Phase 10.5 — Zero-Knowledge-Datenfreigabe-Framework für IDH1-iCCA-Forschung. Ermöglicht institutionsübergreifende Zusammenarbeit ohne Rohdaten-Weitergabe. Föderierte Lernprotokolle, OMOP/OHDSI-Datenmodell-Mapping und 4-stufiges Datenfreigabe-Framework.

Federated Learning Protocols

ProtocolAlgorithmUse CaseParticipantsUtilityPrivacy
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Data Sharing Tiers

OMOP/OHDSI Mappings

IDH1-iCCA ConceptOMOP DomainConcept NameVocabularyNotes
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Translation & ImpactTranslation & Wirkung

EXPLORATORYEXPLORATIV

Phase 11 — Translating platform discoveries into real-world impact. Regulatory pathway mapping (FDA/EMA), grant application templates, and a 5-level hypothesis validation pipeline from computational validation to IND filing.Phase 11 — Übersetzung von Plattform-Entdeckungen in reale Wirkung. Regulatorische Signalweg-Kartierung (FDA/EMA), Förderantrags-Vorlagen und eine 5-stufige Hypothesen-Validierungspipeline von computergestützter Validierung bis IND-Einreichung.

Regulatory Pathways

PathwayAgencyDesignationTimelineIDH1-iCCA DrugsRelevance
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Grant Templates

Validation Pipeline

LevelNameAssaysTimelineGo/No-Go
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GPU Computational ResultsGPU-Berechnungsergebnisse

COMPUTATIONALCOMPUTERGESTÜTZT

Gold-standard computational predictions from DiffDock, SpliceAI, ESM-2, and Cas-OFFinder. Every result is traceable to its tool version, parameters, and input data.Gold-Standard-Berechnungsvorhersagen von DiffDock, SpliceAI, ESM-2 und Cas-OFFinder. Jedes Ergebnis ist rückverfolgbar zu Toolversion, Parametern und Eingabedaten. View GPU scripts on GitHub →

Computational Results Overview

Results from RFdiffusion binder design, ProteinMPNN sequence design, ESMFold structure validation, MolMIM/GenMol molecule generation, and DiffDock docking campaigns. All data stored in PostgreSQL and queryable via REST API. Click any card to view details.

How to read these results Every result on this page is a computational prediction, not an experimental measurement. Predictions narrow down which experiments to run first. A positive DiffDock docking score suggests a compound may bind a target — but must be confirmed in a binding assay. A high-pLDDT structure is likely accurate — but should be validated by X-ray crystallography for drug design. Use these results to prioritize wet-lab experiments, not as final proof of drug activity.
Positive = Strong computational support Moderate = Warrants further investigation Weak = Low priority for follow-up
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ContactKontakt

Questions about the platform, data, or collaboration? Send us a message.Fragen zur Plattform, zu Daten oder Zusammenarbeit? Senden Sie uns eine Nachricht.

IDH1-iCCA Research Platform
Evidence graph for IDH1-mutant Cholangiocarcinoma research.

Maintained byBetrieben von
Christian Fischer / Bryzant Labs
Leipzig, Germany

Email
bryzant@icloud.com

API
REST API DocumentationREST-API-Dokumentation · Research LinksForschungslinks

News & DiscoveriesNeuigkeiten & Entdeckungen

📡 RSS

Research highlights, computational discoveries, and platform updates. Each post documents a specific finding with full methodology and source citations. Comment on findings and join the discussion.Forschungshighlights, computergestützte Entdeckungen und Plattform-Updates. Jeder Beitrag dokumentiert einen spezifischen Befund mit vollständiger Methodik und Quellenzitaten. Kommentieren Sie Ergebnisse und nehmen Sie an der Diskussion teil.

Tags:Schlagwörter:
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Protein StructuresProteinstrukturen

STRUCTURALSTRUKTURELL

Predicted 3D structures for all IDH1-iCCA research targets using AlphaFold2, ESMfold, and Boltz-2. Each structure is scored by pLDDT (predicted Local Distance Difference Test) — a per-residue confidence metric that tells you how reliable each part of the structure is for drug design.

pLDDT Confidence Interpretation
pLDDT ≥ 90: Very high confidence
Backbone and side-chains are well-modeled. Suitable for docking, pocket detection, and structure-based drug design.
pLDDT 70-90: Confident
Backbone is reliable. Side-chain orientations may vary. Usable for initial virtual screening.
pLDDT 50-70: Low confidence
Structure is unreliable. Often corresponds to flexible loops or poorly conserved regions.
pLDDT < 50: Very low
Likely intrinsically disordered. Do NOT use for docking or drug design. May still have biological function.
Why this matters for IDH1-iCCA drug design: 3D protein structure directly determines which pockets small molecules can bind. AlphaFold and ESMfold provide high-accuracy models for nearly all human proteins. Use the "3D" button to visualize structures interactively. Structures with experimental PDB entries should be preferred when available.

Structures predicted via AlphaFold DB v6 (EMBL-EBI), ESMfold v1, and Boltz-2 (Chai Discovery). Method badges indicate prediction source. pLDDT scores from predicted structures. MW estimates: ~110 Da per residue. Pre-existing PDB structures retain original experimental resolution.

SymbolUniProtSourcepLDDTResiduesDruggabilityBindersMoleculesLinks
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Druggable PocketsAdressierbare Bindungstaschen

STRUCTURALSTRUKTURELL

P2Rank-predicted binding pockets across IDH1-iCCA target protein structures. Identifies the cavities on protein surfaces where small molecules can bind — the first step in structure-based drug design.

Pocket Druggability Interpretation P2Rank 2.5.1 (Krivak & Hoksza, J. Cheminf. 2018) uses a random forest classifier trained on experimental protein-ligand complexes to predict binding pockets from protein surface features. Each pocket receives two scores:
Pocket Score (0-100+)
>50 = Well-defined, deep cavity suitable for small molecules
20-50 = Moderate cavity, may require fragment-based approaches
<20 = Shallow or solvent-exposed, poor drug target
Druggability Probability (0-1)
≥0.8 This pocket is targetable by small molecules
0.5-0.8 Possible target, needs optimized ligand design
<0.5 This pocket is too shallow or exposed for standard drugs
What to do next: Proteins with druggable pockets (score >50, probability ≥0.8) should be submitted for virtual screening with DiffDock. Expand any row to see individual pocket residue counts, SAS points, and 3D center coordinates. Cross-reference pocket residues with known drug binding sites from the PDB.

Pocket predictions via P2Rank 2.5.1 with AlphaFold-optimized configuration. Druggable flag requires score > 50 AND probability > 0.8. SAS points = Solvent Accessible Surface connolly dots defining pocket boundary.

ProteinPockets FoundTop ScoreTop ProbabilityDruggableDetails
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ADMET PropertiesADMET-Eigenschaften

PHARMACOLOGYPHARMAKOLOGIE

ADMET (Absorption, Distribution, Metabolism, Excretion, Toxicity) predictions for 21,000+ compounds across all IDH1-iCCA targets. Compounds are scored for drug-likeness (QED), hepatic bioavailability, Drug-likeness Multi-Parameter Optimization (MPO), Lipinski Rule-of-Five compliance, and physicochemical properties (MW, LogP, TPSA, HBD, HBA). Filter by properties to identify the most promising liver-targeted drug candidates for IDH1-iCCA.

CompoundTargetQEDTPSAMWLogPHepaticDrug MPOLipinski
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Cross-Paper SynthesisPublikationsübergreifende Synthese

COMPUTATIONALCOMPUTERGESTÜTZT

Non-obvious connections across thousands of curated claims from different papers — the platform's core differentiator. While individual papers report isolated findings, cross-paper synthesis reveals hidden patterns: targets that co-occur in unrelated studies, shared mechanisms between seemingly independent pathways, and transitive bridges (if Paper A links X→Y and Paper B links Y→Z, the platform discovers X→Z). The analysis builds a co-occurrence matrix across all claims, identifies statistically significant target pairs, and generates synthesis cards that explain the biological connection with full citation trails. This is how the platform discovered the IDH1-2HG-TET2-BRCAness axis as a therapeutic vulnerability — no single paper described the complete pathway, but the synthesis engine connected findings from 12+ independent publications.

Target ATarget BShared PapersAvg ConfidenceScore
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Synergy PredictionsSynergie-Vorhersagen

HYPOTHESISHYPOTHESE

AI-predicted drug-target synergy scores combining docking affinity, literature evidence, pathway overlap, and claim support. Identifies the most promising multi-mechanism therapeutic combinations for IDH1-iCCA.KI-vorhergesagte Wirkstoff-Ziel-Synergiewerte aus Docking-Affinität, Literaturbefunden, Signalweg-Überlappung und Behauptungsunterstützung. Identifiziert vielversprechendste Multi-Mechanismus-Therapiekombinationen für IDH1-iCCA.KI-vorhergesagte Wirkstoff-Ziel-Synergiewerte, die Docking-Affinität, Literaturbefunde, Signalweg-Überlappung und Behauptungsunterstützung kombinieren. Identifiziert die vielversprechendsten Multi-Mechanismus-Therapiekombinationen für IDH1-iCCA.

DrugTargetSynergy ScoreDockingLiteraturePathwayClaims
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DiffDock v2.2 Molecular DockingDiffDock v2.2 Molekülares Docking

COMPUTATIONALCOMPUTERGESTÜTZT

DiffDock v2.2 docking predictions. Extended campaign: 224 dockings across 8 targets (IDH1, FGFR2, PARP1, mTOR, and more), plus 378-compound batch screen.DiffDock v2.2-Docking-Vorhersagen. Erweiterte Kampagne: 224 Dockings über 8 Ziele (IDH1, FGFR2, PARP1, mTOR und mehr), plus 378-Verbindungen-Batch-Screening. View protein binders and AI-generated molecules in GPU Results →

#CompoundTargetConfidenceBinding EnergyPose RankStatus
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Scientific Advisory PackWissenschaftliches Beratungspaket

Auto-generated comprehensive research summary for external collaborators, professors, and grant reviewers.Automatisch generierte Forschungszusammenfassung für externe Mitarbeiter, Professoren und Gutachter.

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Platform AnalyticsPlattform-Analytik

Real-time summary of platform capabilities, evidence depth, and research progress.Echtzeitübersicht über Plattformfähigkeiten, Evidenztiefe und Forschungsfortschritt.

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Platform GrowthPlattform-Wachstum

What this platform has computed since launch. Live numbers from the database, factual milestones, and infrastructure used.Was diese Plattform seit dem Start berechnet hat. Live-Zahlen aus der Datenbank, Meilensteine und genutzte Infrastruktur.

Today's Numbers

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Growth Timeline

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Pipeline Stats

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Computational Resources Used

API Guide for ResearchersAPI-Leitfaden für Forscher

Query our evidence graph programmatically. No authentication required for read access. All endpoints return JSON underProgrammgesteuert unseren Evidenzgraphen abfragen. Keine Authentifizierung für Lesezugriff nötig. Alle Endpunkte liefern JSON unter /api/v2.

Quick Start — 3 Commands

# 1. Platform overview
curl -s https://idh1-research.info/api/v2/stats | python3 -m json.tool

# 2. Ranked molecular targets
curl -s "https://idh1-research.info/api/v2/scores?mode=discovery" | python3 -m json.tool

# 3. Search drug efficacy claims
curl -s "https://idh1-research.info/api/v2/claims?claim_type=drug_efficacy&limit=10" | python3 -m json.tool
Swagger UI (Interactive) ReDoc Reference OpenAPI JSON

Core Data Endpoints

GET /stats
Platform overview counts for all major tables
curl -s https://idh1-research.info/api/v2/stats
GET /targets
All molecular targets. Params: target_type, limit (1-2000), offset
curl -s ".../targets?target_type=gene&limit=200"
GET /targets/symbol/{symbol}
Single target by gene symbol (e.g., IDH1, FGFR2, TP53)
curl -s ".../targets/symbol/IDH1"
GET /targets/{id}/deep-dive
Full target view: claims, hypotheses, drugs, trials, network edges
GET /claims
Search claims. Params: claim_type, confidence_min, target, q, enriched
curl -s ".../claims?claim_type=drug_efficacy&confidence_min=0.8&enriched=true"
GET /hypotheses
Ranked hypotheses. Params: status, limit, offset
curl -s ".../hypotheses?limit=20"
GET /scores
7-dimension target prioritization. Params: mode (discovery|clinical), min_score
curl -s ".../scores?mode=discovery"
GET /drugs
Drugs and therapies. Params: approval_status, drug_type
curl -s ".../drugs?approval_status=approved"
GET /trials
Clinical trials from ClinicalTrials.gov
GET /sources
PubMed literature sources. Params: source_type, limit, offset
GET /news
Research highlights and discoveries. Also: /news/rss for RSS feed
GET /search
Semantic + keyword hybrid search. Params: q, mode (semantic|keyword|hybrid)
curl -s ".../search?q=ROCK+inhibitor&mode=hybrid"

Computational Biology

GET /structures
Predicted protein structures with pLDDT scores. Params: symbol, min_plddt
GET /pockets, /pockets/druggable
Binding pockets from fpocket analysis. Filter by symbol
GET /splice/predict?variant=c.6T>C
IDH1 variant effect prediction. Also: /splice/known-variants, /splice/elements
GET /molecules/browser
AI-designed molecules (GenMol). Params: target, hepatic_only, min_qed
GET /dock/score
Pharmacophore scoring against 7 binding pockets. Params: pocket, limit
GET /interactions/target/{symbol}
Protein-protein and drug-target interaction network for a gene
GET /cascade/predict
Predict downstream signaling cascade effects. Params: gene, perturbation
GET /screen/dual-target
Dual-target screening candidates and synergy predictions

Data Export

GET /export/{table}?fmt=csv
Bulk download as CSV or JSON. Tables: targets, drugs, trials, claims, hypotheses, graph_edges, drug_outcomes, cross_species_targets, target_scores, molecule_screenings
curl -s ".../export/claims?fmt=csv&limit=5000" -o idh1_claims.csv
GET /export/target/{symbol}?fmt=bibtex
Export all evidence for a target as JSON, CSV, or BibTeX citations
curl -s ".../export/target/IDH1?fmt=bibtex"
GET /molecules/browser/export?fmt=sdf
Download AI-designed molecules as SDF (for cheminformatics tools) or CSV

Claim Type Reference

gene_expression protein_interaction pathway_membership drug_target drug_efficacy biomarker splicing_event tumor_suppression differentiation survival safety functional_interaction other

Python Example

import requests

BASE = "https://idh1-research.info/api/v2"

# Get scored and ranked targets
scores = requests.get(f"{BASE}/scores", params={"mode": "discovery"}).json()

for t in scores[:10]:
    print(f"{t['symbol']:10s} score={t['composite_score']:.3f}")

# Search high-confidence drug efficacy claims
claims = requests.get(f"{BASE}/claims", params={
    "claim_type": "drug_efficacy",
    "confidence_min": 0.8,
    "enriched": True,
    "limit": 100
}).json()

for c in claims:
    print(f"[{c['confidence']:.2f}] {c['predicate'][:80]}")

# Deep-dive: full evidence for a target
target = requests.get(f"{BASE}/targets/symbol/IDH1").json()
dive = requests.get(f"{BASE}/targets/{target['id']}/deep-dive").json()
print(f"Claims: {len(dive['claims'])}, Hypotheses: {len(dive['hypotheses'])}")

R Example

library(httr)
library(jsonlite)

base_url <- "https://idh1-research.info/api/v2"

# All targets with discovery-mode scores
scores <- fromJSON(content(
  GET(paste0(base_url, "/scores"), query = list(mode = "discovery")),
  "text"
))

# Top 10 by composite score
top10 <- head(scores[order(-scores$composite_score), ], 10)
print(top10[, c("symbol", "composite_score")])

# Export as CSV
resp <- GET(paste0(base_url, "/export/targets"), query = list(fmt = "csv", limit = 5000))
writeLines(content(resp, "text"), "idh1_targets.csv")

Rate Limits & Access

No authentication required for all GET endpoints.
No formal rate limiting — but please stay under ~10 req/sec sustained.
CORS is restricted to idh1-research.info. Use server-side calls or curl from other domains.
Bulk downloads: Use /export endpoints instead of paginating through /claims.
Write access (POST/PUT) requires an admin API key. Contact christian@bryzant.com if needed.

Citation

If you use data from this platform, please cite:

Fischer, C. (2026). IDH1-iCCA Research Platform — Open Evidence Graph
for IDH1-mutant Cholangiocarcinoma. https://idh1-research.info
Bryzant Labs. Accessed [date].
BibTeX
@misc{fischer2026idh1,
  author = {Fischer, Christian},
  title = {{IDH1-iCCA Research Platform --- Open Evidence Graph for IDH1-iCCA}},
  year = {2026},
  url = {https://idh1-research.info},
  note = {Accessed: 2026-03-25}
}

Try It Live

GET /api/v2/
Select an endpoint and click Send to try the API.

Full documentation: Swagger UI | ReDoc | Last updated: 2026-03-25

Protein Structure
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