Use UniProt P22001 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL4633 Target Snapshot
Potassium voltage-gated channel subfamily A member 3 · SINGLE PROTEIN · Homo sapiens
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As of 2026-09-13Protein identity stays anchored to UniProt P22001. Use UniProt P22001 as the stable identity anchor, then attach disease evidence before program review.
Potassium voltage-gated channel subfamily A member 3
Review this target as Potassium voltage-gated channel subfamily A member 3, mapped to UniProt P22001. Sequence length is 575 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Potassium voltage-gated channel subfamily A member 3 as ChEMBL target CHEMBL4633, mapped to UniProt P22001. Disease framing currently uses the Open Targets-ready proxy contract.
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Open Review-ready CardBasic Information
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| Preferred Name | Potassium voltage-gated channel subfamily A member 3 |
| Target Type | SINGLE PROTEIN |
| Organism | Homo sapiens |
| UniProt | P22001 |
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UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Potassium voltage-gated channel subfamily A member 3 |
| UniProt Accession | P22001 |
| Component Type | Protein |
| Sequence Length | 575 aa |
Potassium voltage-gated channel subfamily A member 3
How to read this target
Review this target as Potassium voltage-gated channel subfamily A member 3, mapped to UniProt P22001. Sequence length is 575 aa.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL3609094 | 10.92 | IC50 | 0.012 | Preclinical |
| CHEMBL3609093 | 10.8 | IC50 | 0.016 | Preclinical |
| CHEMBL3609263 | 10.74 | IC50 | 0.018 | Preclinical |
| CHEMBL3609033 | 10.7 | IC50 | 0.02 | Preclinical |
| CHEMBL3608994 | 10.64 | IC50 | 0.023 | Preclinical |
| CHEMBL3609063 | 10.64 | IC50 | 0.023 | Preclinical |
| CHEMBL3609272 | 10.64 | IC50 | 0.023 | Preclinical |
| CHEMBL3609265 | 10.54 | IC50 | 0.029 | Preclinical |
| CHEMBL3609095 | 10.51 | IC50 | 0.031 | Preclinical |
| CHEMBL3609266 | 10.51 | IC50 | 0.031 | Preclinical |
pChEMBL Value Distribution
Assay Landscape
Binding — 67 assays, 669 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 54 | 361 | 7.2 |
| single protein format | 7 | 252 | 8.6 |
| assay format | 4 | 45 | 5.9 |
| cell membrane format | 2 | 11 | 7.1 |
Functional — 9 assays, 122 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 6 | 101 | 6.7 |
| assay format | 3 | 21 | 6.4 |
ADME — 1 assays, 0 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| single protein format | 1 | 0 | — |