Use UniProt P08483 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL320 Target Snapshot
Muscarinic acetylcholine receptor M3 · SINGLE PROTEIN · Rattus norvegicus
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As of 2026-09-13Protein identity stays anchored to UniProt P08483. Use UniProt P08483 as the stable identity anchor, then attach disease evidence before program review.
Muscarinic acetylcholine receptor M3
Review this target as Muscarinic acetylcholine receptor M3, mapped to UniProt P08483. Sequence length is 589 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Muscarinic acetylcholine receptor M3 as ChEMBL target CHEMBL320, mapped to UniProt P08483. Disease framing currently uses the Open Targets-ready proxy contract.
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Start here when your first question is whether Muscarinic acetylcholine receptor M3 is the right protein anchor across sources, using UniProt P08483 as the stable mapping.
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Open Review-ready CardBasic Information
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| Preferred Name | Muscarinic acetylcholine receptor M3 |
| Target Type | SINGLE PROTEIN |
| Organism | Rattus norvegicus |
| UniProt | P08483 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Muscarinic acetylcholine receptor M3 |
| UniProt Accession | P08483 |
| Component Type | Protein |
| Sequence Length | 589 aa |
Muscarinic acetylcholine receptor M3
How to read this target
Review this target as Muscarinic acetylcholine receptor M3, mapped to UniProt P08483. Sequence length is 589 aa.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL3298595 | 10.7 | Ki | 0.02 | Preclinical |
| CHEMBL3298599 | 10.31 | Ki | 0.049 | Preclinical |
| CHEMBL376897 | 10.3 | EC50 | 0.05 | Approved |
| CHEMBL3298588 | 10.25 | Ki | 0.056 | Preclinical |
| CHEMBL3298596 | 10.19 | Ki | 0.064 | Preclinical |
| CHEMBL320611 | 10.01 | Ki | 0.0986 | Preclinical |
| CHEMBL3298600 | 10.0 | Ki | 0.1 | Preclinical |
| CHEMBL3298763 | 9.92 | Ki | 0.12 | Preclinical |
| CHEMBL517712 | 9.92 | Ki | 0.12 | Approved |
| CHEMBL3298333 | 9.92 | Ki | 0.12 | Preclinical |
pChEMBL Value Distribution
Approved Drugs
Assay Landscape
Binding — 119 assays, 249 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 53 | 41 | 6.0 |
| single protein format | 40 | 94 | 7.3 |
| tissue-based format | 12 | 51 | 7.3 |
| assay format | 11 | 59 | 6.0 |
| cell membrane format | 3 | 4 | 5.2 |
Functional — 65 assays, 19 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 58 | 9 | 6.6 |
| assay format | 3 | 2 | 8.1 |
| single protein format | 2 | 0 | — |
| tissue-based format | 2 | 8 | 8.2 |