Use UniProt Q873X9 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL4638 Target Snapshot
Endochitinase B1 · SINGLE PROTEIN · Aspergillus fumigatus
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As of 2026-09-15Protein identity stays anchored to UniProt Q873X9. Use UniProt Q873X9 as the stable identity anchor, then attach disease evidence before program review.
Endochitinase B1
Review this target as Endochitinase B1, mapped to UniProt Q873X9. Sequence length is 433 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Endochitinase B1 as ChEMBL target CHEMBL4638, mapped to UniProt Q873X9. Disease framing currently uses the Open Targets-ready proxy contract.
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Start here when your first question is whether Endochitinase B1 is the right protein anchor across sources, using UniProt Q873X9 as the stable mapping.
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Open Review-ready CardBasic Information
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| Preferred Name | Endochitinase B1 |
| Target Type | SINGLE PROTEIN |
| Organism | Aspergillus fumigatus |
| UniProt | Q873X9 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Endochitinase B1 |
| UniProt Accession | Q873X9 |
| Component Type | Protein |
| Sequence Length | 433 aa |
Endochitinase B1
How to read this target
Review this target as Endochitinase B1, mapped to UniProt Q873X9. Sequence length is 433 aa.
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL197199 | 7.77 | Ki | 17.0 | Preclinical |
| CHEMBL4756641 | 7.57 | IC50 | 27.0 | Preclinical |
| CHEMBL1738791 | 6.7 | IC50 | 200.0 | Preclinical |
| CHEMBL1232048 | 5.32 | IC50 | 4800.0 | Preclinical |
| CHEMBL2058174 | 5.24 | IC50 | 5700.0 | Preclinical |
| CHEMBL2058173 | 5.05 | IC50 | 9000.0 | Preclinical |
pChEMBL Value Distribution
Assay Landscape
Binding — 4 assays, 7 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| assay format | 2 | 6 | 6.0 |
| single protein format | 2 | 1 | 7.8 |