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Target Snapshot

CHEMBL4331 Target Snapshot

Hemoglobin subunit beta · SINGLE PROTEIN · Homo sapiens

264Compounds
12Assays
0Approved Drugs
1.0Activities
Free Research Context

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Broader Open DB context

Frame the target before identity details

Structured disease, protein, and project context should read before the lower-level identity rail.

As of 2026-09-13

Hemoglobin subunit beta shows approved-linked disease relevance led by sickle cell anemia. 2 more disease programs remain visible in the same review block. 2 linked drugs keep the current disease frame grounded. Protein identity stays anchored to UniProt P68871. Start with sickle cell anemia, then reuse UniProt P68871 as the stable protein anchor across project notes and exports.

Review focus
Review-ready target frame

Start with sickle cell anemia, then reuse UniProt P68871 as the stable protein anchor across project notes and exports.

ChEMBL component mapping + Open Targets-ready proxy + ChEMBL 36 via Core Engine 2026-09-13 2 linked drugs
Open source guide
Disease program
sickle cell anemia

Hemoglobin subunit beta shows approved-linked disease relevance led by sickle cell anemia. 2 more disease programs remain visible in the same review block. 2 linked drugs remain visible in the same block.

Start review with sickle cell anemia because it currently carries approved-linked support. Linked drugs include BETIBEGLOGENE AUTOTEMCEL, LOVOTIBEGLOGENE AUTOTEMCEL. 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 proxy
Approved-linked Open Targets-ready proxy 2 linked drugs
Open disease block
Identity Layer

Cross-source identity

Keep the review anchor, source IDs, and context contract aligned before reusing this target elsewhere.

This review treats Hemoglobin subunit beta as ChEMBL target CHEMBL4331, mapped to UniProt P68871. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Hemoglobin subunit beta
SINGLE PROTEIN · Homo sapiens
As of 2026-09-13
ChEMBL target ID
CHEMBL4331
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-13
www.ebi.ac.uk
UniProt accession
P68871
Hemoglobin subunit beta
UniProt accession via ChEMBL component mapping As of 2026-09-13
www.uniprot.org
Disease evidence contract
Open Targets-ready proxy
ChEMBL drug mechanism + indication proxy
ChEMBL drug mechanism + indication proxy As of 2026-09-13
www.ebi.ac.uk

Reuse the same identifiers in notes, watch rules, exports, and review packs so provenance stays stable across surfaces.

Source Guidance

Start with the right source

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Need stable target naming and protein identity?
UniProt Target Context
UniProt accession via ChEMBL component mapping

Start here when your first question is whether Hemoglobin subunit beta is the right protein anchor across sources, using UniProt P68871 as the stable mapping.

Jump to Protein Context
Need disease fit before discussing compounds?
Disease Relevance & Evidence Level
ChEMBL drug mechanism + indication proxy

Use this block first when you need to confirm why sickle cell anemia is currently framed as approved-linked support. It currently carries 2 linked drugs in the same disease frame.

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Evidence Card
Review-ready rationale with source-aware context

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Overview

Basic Information

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UniProt Context

UniProt Target Context

Reviewable protein naming and mapping context for this target snapshot.

Protein LabelHemoglobin subunit beta
UniProt AccessionP68871
Component TypeProtein
Sequence Length147 aa

Hemoglobin subunit beta

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Hemoglobin subunit beta, mapped to UniProt P68871. Sequence length is 147 aa.

Mapped IDP68871
Review nameHemoglobin subunit beta
OrganismHomo sapiens
Disease Relevance

Disease Relevance & Evidence Level

Open Targets-ready disease context using the current target-indication evidence contract.

Approved-linked Open Targets-ready proxy

Hemoglobin subunit beta shows approved-linked disease relevance led by sickle cell anemia. 2 more disease programs remain visible in the same review block.

Approved-linked Approved
sickle cell anemia
2 linked drugs · 2 direct · 2 efficacy
Linked drugBETIBEGLOGENE AUTOTEMCEL
Linked drugLOVOTIBEGLOGENE AUTOTEMCEL
Approved-linked Approved
Beta-thalassemia
1 linked drug · 1 direct · 1 efficacy
Linked drugBETIBEGLOGENE AUTOTEMCEL
Approved-linked Approved
beta-thalassemia major
1 linked drug · 1 direct · 1 efficacy
Linked drugBETIBEGLOGENE AUTOTEMCEL
Source · ChEMBL drug mechanism + indication proxy
Review Cue

How to read disease relevance

Start review with sickle cell anemia because it currently carries approved-linked support. Linked drugs include BETIBEGLOGENE AUTOTEMCEL, LOVOTIBEGLOGENE AUTOTEMCEL. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Lead diseasesickle cell anemia
Strongest levelApproved-linked
Block modeOpen Targets-ready proxy
Clinical Profile

Clinical Phase Distribution

1
Phase II
Assay Mix

Activity Type Distribution

IC501.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL1232461 7.8 IC50 16.0 Clinical
Distribution

pChEMBL Value Distribution

0
5.0
0
5.5
0
6.0
0
6.5
0
7.0
1
7.5
0
8.0
0
8.5
0
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

12
Total Assays
1
Tested Compounds
2
Assay Types
Binding — 7 assays, 1 compounds
BAO Format Assays Compounds Avg pChEMBL
single protein format 7 1 7.8
Functional — 5 assays, 0 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 5 0

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine