Start with Angelman syndrome, then reuse UniProt P28472 as the stable protein anchor across project notes and exports.
CHEMBL3430899 Target Snapshot
Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta · PROTEIN COMPLEX · Homo sapiens
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As of 2026-09-13Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta shows late clinical disease relevance led by Angelman syndrome. 3 more disease programs remain visible in the same review block. 1 linked drug keeps the current disease frame grounded. Protein identity stays anchored to UniProt P28472. Start with Angelman syndrome, then reuse UniProt P28472 as the stable protein anchor across project notes and exports.
Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta shows late clinical disease relevance led by Angelman syndrome. 3 more disease programs remain visible in the same review block. 1 linked drug remains visible in the same block.
Start review with Angelman syndrome because it currently carries late clinical support. Linked drugs include GABOXADOL. 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 proxyGamma-aminobutyric acid receptor subunit beta-3
Review this target as Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta, mapped to UniProt P28472. ChEMBL maps the protein component as Gamma-aminobutyric acid receptor subunit beta-3. Sequence length is 473 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 Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta as ChEMBL target CHEMBL3430899, mapped to UniProt P28472. 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 Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta is the right protein anchor across sources, using UniProt P28472 as the stable mapping.
Jump to Protein ContextUse this block first when you need to confirm why Angelman syndrome is currently framed as late clinical support. It currently carries 1 linked drug in the same disease frame.
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Open Review-ready CardBasic Information
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| Preferred Name | Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta |
| Target Type | PROTEIN COMPLEX |
| Organism | Homo sapiens |
| UniProt | P28472 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Gamma-aminobutyric acid receptor subunit beta-3 |
| UniProt Accession | P28472 |
| Component Type | Protein |
| Sequence Length | 473 aa |
Gamma-aminobutyric acid receptor subunit beta-3
How to read this target
Review this target as Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta, mapped to UniProt P28472. ChEMBL maps the protein component as Gamma-aminobutyric acid receptor subunit beta-3. Sequence length is 473 aa.
Disease Relevance & Evidence Level
Open Targets-ready disease context using the current target-indication evidence contract.
Gamma-aminobutyric acid receptor subunit alpha-4/beta3/delta shows late clinical disease relevance led by Angelman syndrome. 3 more disease programs remain visible in the same review block.
How to read disease relevance
Start review with Angelman syndrome because it currently carries late clinical support. Linked drugs include GABOXADOL. 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 |
|---|---|---|---|---|
| CHEMBL5612649 | 8.0 | EC50 | 10.0 | Preclinical |
| CHEMBL5613388 | 7.68 | EC50 | 21.0 | Preclinical |
| CHEMBL5612974 | 7.64 | EC50 | 23.0 | Preclinical |
| CHEMBL5612194 | 7.54 | EC50 | 29.0 | Preclinical |
| CHEMBL5613759 | 7.46 | EC50 | 35.0 | Preclinical |
| CHEMBL5613513 | 7.39 | EC50 | 41.0 | Preclinical |
| CHEMBL5613307 | 7.38 | EC50 | 42.0 | Preclinical |
| CHEMBL5612003 | 7.3 | EC50 | 50.0 | Preclinical |
| CHEMBL5612080 | 7.25 | EC50 | 56.0 | Preclinical |
| CHEMBL5614180 | 7.17 | EC50 | 68.0 | Preclinical |
pChEMBL Value Distribution
Approved Drugs
Assay Landscape
Binding — 3 assays, 41 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 3 | 41 | 6.8 |