Use UniProt B3DH72 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL4105711 Target Snapshot
Opioid receptor, delta 1b · SINGLE PROTEIN · Danio rerio
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As of 2026-09-14Protein identity stays anchored to UniProt B3DH72. Use UniProt B3DH72 as the stable identity anchor, then attach disease evidence before program review.
Opioid receptor, delta 1b
Review this target as Opioid receptor, delta 1b, mapped to UniProt B3DH72. Sequence length is 375 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Opioid receptor, delta 1b as ChEMBL target CHEMBL4105711, mapped to UniProt B3DH72. Disease framing currently uses the Open Targets-ready proxy contract.
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| Preferred Name | Opioid receptor, delta 1b |
| Target Type | SINGLE PROTEIN |
| Organism | Danio rerio |
| UniProt | B3DH72 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Opioid receptor, delta 1b |
| UniProt Accession | B3DH72 |
| Component Type | Protein |
| Sequence Length | 375 aa |
Opioid receptor, delta 1b
How to read this target
Review this target as Opioid receptor, delta 1b, mapped to UniProt B3DH72. Sequence length is 375 aa.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL13786 | 7.35 | Ki | 45.0 | Preclinical |
| CHEMBL4065055 | 6.8 | Ki | 158.9 | Preclinical |
| CHEMBL8234 | 6.76 | Ki | 175.0 | Preclinical |
| CHEMBL4095111 | 6.59 | Ki | 256.4 | Preclinical |
| CHEMBL4102609 | 6.29 | Ki | 518.5 | Preclinical |
| CHEMBL4083712 | 6.28 | Ki | 528.3 | Preclinical |
| CHEMBL4064725 | 6.27 | Ki | 536.2 | Preclinical |
| CHEMBL4101712 | 6.25 | Ki | 559.4 | Preclinical |
| CHEMBL70 | 5.85 | Ki | 1427.0 | Approved |
pChEMBL Value Distribution
Assay Landscape
Binding — 1 assays, 9 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| cell-based format | 1 | 9 | 6.5 |