Start with chronic lymphocytic leukemia, then reuse UniProt Q06187 as the stable protein anchor across project notes and exports.
CHEMBL5251 Target Snapshot
Tyrosine-protein kinase BTK · SINGLE PROTEIN · Homo sapiens
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As of 2026-09-13Tyrosine-protein kinase BTK shows approved-linked disease relevance led by chronic lymphocytic leukemia. 5 more disease programs remain visible in the same review block. 8 linked drugs keep the current disease frame grounded. Protein identity stays anchored to UniProt Q06187. Start with chronic lymphocytic leukemia, then reuse UniProt Q06187 as the stable protein anchor across project notes and exports.
Tyrosine-protein kinase BTK shows approved-linked disease relevance led by chronic lymphocytic leukemia. 5 more disease programs remain visible in the same review block. 8 linked drugs remain visible in the same block.
Start review with chronic lymphocytic leukemia because it currently carries approved-linked support. Linked drugs include ACALABRUTINIB, ACALABRUTINIB MALEATE, EDRALBRUTINIB, IBRUTINIB. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.
Disease source · ChEMBL drug mechanism + indication proxyTyrosine-protein kinase BTK
Review this target as Tyrosine-protein kinase BTK, mapped to UniProt Q06187. Sequence length is 659 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
Keep the review anchor, source IDs, and context contract aligned before reusing this target elsewhere.
This review treats Tyrosine-protein kinase BTK as ChEMBL target CHEMBL5251, mapped to UniProt Q06187. Disease framing currently uses the Open Targets-ready proxy contract.
Reuse the same identifiers in notes, watch rules, exports, and review packs so provenance stays stable across surfaces.
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Start here when your first question is whether Tyrosine-protein kinase BTK is the right protein anchor across sources, using UniProt Q06187 as the stable mapping.
Jump to Protein ContextUse this block first when you need to confirm why chronic lymphocytic leukemia is currently framed as approved-linked support. It currently carries 8 linked drugs in the same disease frame.
Jump to Disease ContextOpen the one-page evidence card when you want the rationale, activity base, and attribution together.
Open Review-ready CardBasic Information
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| Preferred Name | Tyrosine-protein kinase BTK |
| Target Type | SINGLE PROTEIN |
| Organism | Homo sapiens |
| UniProt | Q06187 |
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UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Tyrosine-protein kinase BTK |
| UniProt Accession | Q06187 |
| Component Type | Protein |
| Sequence Length | 659 aa |
Tyrosine-protein kinase BTK
How to read this target
Review this target as Tyrosine-protein kinase BTK, mapped to UniProt Q06187. Sequence length is 659 aa.
Disease Relevance & Evidence Level
Open Targets-ready disease context using the current target-indication evidence contract.
Tyrosine-protein kinase BTK shows approved-linked disease relevance led by chronic lymphocytic leukemia. 5 more disease programs remain visible in the same review block.
How to read disease relevance
Start review with chronic lymphocytic leukemia because it currently carries approved-linked support. Linked drugs include ACALABRUTINIB, ACALABRUTINIB MALEATE, EDRALBRUTINIB, IBRUTINIB. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL4762397 | 10.85 | IC50 | 0.014 | Preclinical |
| CHEMBL5977366 | 10.54 | IC50 | 0.029 | Preclinical |
| CHEMBL5945342 | 10.4 | IC50 | 0.04 | Preclinical |
| CHEMBL5826570 | 10.4 | IC50 | 0.04 | Preclinical |
| CHEMBL5884405 | 10.35 | IC50 | 0.045 | Preclinical |
| CHEMBL5909954 | 10.34 | IC50 | 0.046 | Preclinical |
| CHEMBL5789446 | 10.33 | IC50 | 0.047 | Preclinical |
| CHEMBL5749648 | 10.31 | IC50 | 0.049 | Preclinical |
| CHEMBL5799170 | 10.3 | IC50 | 0.05 | Preclinical |
| CHEMBL5741138 | 10.3 | IC50 | 0.05 | Preclinical |
pChEMBL Value Distribution
Approved Drugs
Assay Landscape
Binding — 1,600 assays, 11,109 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| single protein format | 959 | 6,794 | 7.7 |
| cell-based format | 407 | 1,784 | 7.7 |
| assay format | 183 | 2,307 | 7.3 |
| tissue-based format | 33 | 192 | 7.2 |
| subcellular format | 16 | 31 | 6.3 |
| cell membrane format | 1 | 1 | 7.8 |
| organism-based format | 1 | 0 | — |
Functional — 23 assays, 147 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 14 | 3 | 6.8 |
| assay format | 3 | 143 | 6.2 |
| organism-based format | 3 | 0 | — |
| tissue-based format | 3 | 1 | 6.9 |
ADME — 3 assays, 0 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| assay format | 2 | 0 | — |
| single protein format | 1 | 0 | — |