Use UniProt P21961 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL4523202 Target Snapshot
Mast cell carboxypeptidase A · SINGLE PROTEIN · Rattus norvegicus
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As of 2026-09-15Protein identity stays anchored to UniProt P21961. Use UniProt P21961 as the stable identity anchor, then attach disease evidence before program review.
Mast cell carboxypeptidase A
Review this target as Mast cell carboxypeptidase A, mapped to UniProt P21961. Sequence length is 412 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Mast cell carboxypeptidase A as ChEMBL target CHEMBL4523202, mapped to UniProt P21961. Disease framing currently uses the Open Targets-ready proxy contract.
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Start here when your first question is whether Mast cell carboxypeptidase A is the right protein anchor across sources, using UniProt P21961 as the stable mapping.
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Open Review-ready CardBasic Information
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| Preferred Name | Mast cell carboxypeptidase A |
| Target Type | SINGLE PROTEIN |
| Organism | Rattus norvegicus |
| UniProt | P21961 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Mast cell carboxypeptidase A |
| UniProt Accession | P21961 |
| Component Type | Protein |
| Sequence Length | 412 aa |
Mast cell carboxypeptidase A
How to read this target
Review this target as Mast cell carboxypeptidase A, mapped to UniProt P21961. Sequence length is 412 aa.
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL4445882 | 10.77 | Ki | 0.017 | Preclinical |
pChEMBL Value Distribution
Assay Landscape
Binding — 1 assays, 1 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| single protein format | 1 | 1 | 10.8 |