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Target Snapshot

CHEMBL278 Target Snapshot

Integrin alpha-4 · SINGLE PROTEIN · Homo sapiens

182Compounds
33Assays
0Approved Drugs
242.0Activities
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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 2026-09-14

Integrin alpha-4 shows clinical signal disease relevance led by multiple sclerosis. 1 linked drug keeps the current disease frame grounded. Protein identity stays anchored to UniProt P13612. Start with multiple sclerosis, then reuse UniProt P13612 as the stable protein anchor across project notes and exports.

Review focus
Review-ready target frame

Start with multiple sclerosis, then reuse UniProt P13612 as the stable protein anchor across project notes and exports.

ChEMBL component mapping + Open Targets-ready proxy + ChEMBL 36 via Core Engine 2026-09-14 1 linked drug
Open source guide
Disease program
multiple sclerosis

Integrin alpha-4 shows clinical signal disease relevance led by multiple sclerosis. 1 linked drug remains visible in the same block.

Start review with multiple sclerosis because it currently carries clinical signal support. Linked drugs include UCB-1184197. 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
Clinical signal Open Targets-ready proxy 1 linked drug
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 Integrin alpha-4 as ChEMBL target CHEMBL278, mapped to UniProt P13612. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Integrin alpha-4
SINGLE PROTEIN · Homo sapiens
As of 2026-09-14
ChEMBL target ID
CHEMBL278
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
P13612
Integrin alpha-4
UniProt accession via ChEMBL component mapping As of 2026-09-14
www.uniprot.org
Disease evidence contract
Open Targets-ready proxy
ChEMBL drug mechanism + indication proxy
ChEMBL drug mechanism + indication proxy As of 2026-09-14
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

Choose the first block or source based on the question you are trying to answer.

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UniProt Target Context
UniProt accession via ChEMBL component mapping

Start here when your first question is whether Integrin alpha-4 is the right protein anchor across sources, using UniProt P13612 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 multiple sclerosis is currently framed as clinical signal support. It currently carries 1 linked drug in the same disease frame.

Jump to Disease Context
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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 LabelIntegrin alpha-4
UniProt AccessionP13612
Component TypeProtein
Sequence Length1032 aa

Integrin alpha-4

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Integrin alpha-4, mapped to UniProt P13612. Sequence length is 1032 aa.

Mapped IDP13612
Review nameIntegrin alpha-4
OrganismHomo sapiens
Disease Relevance

Disease Relevance & Evidence Level

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

Clinical signal Open Targets-ready proxy

Integrin alpha-4 shows clinical signal disease relevance led by multiple sclerosis.

Clinical signal Phase II
multiple sclerosis
1 linked drug · 1 direct · 1 efficacy
Linked drugUCB-1184197
Source · ChEMBL drug mechanism + indication proxy
Review Cue

How to read disease relevance

Start review with multiple sclerosis because it currently carries clinical signal support. Linked drugs include UCB-1184197. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Lead diseasemultiple sclerosis
Strongest levelClinical signal
Block modeOpen Targets-ready proxy
Assay Mix

Activity Type Distribution

IC50223.0
EC5019.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL296804 10.15 IC50 0.07 Preclinical
CHEMBL502641 10.1 IC50 0.08 Preclinical
CHEMBL601470 10.1 IC50 0.08 Preclinical
CHEMBL601683 10.1 IC50 0.08 Preclinical
CHEMBL448863 10.05 IC50 0.09 Preclinical
CHEMBL507665 10.05 IC50 0.09 Preclinical
CHEMBL275603 10.0 IC50 0.1 Preclinical
CHEMBL445303 10.0 IC50 0.1 Preclinical
CHEMBL505992 10.0 IC50 0.1 Preclinical
CHEMBL506449 9.96 IC50 0.11 Preclinical
Distribution

pChEMBL Value Distribution

14
5.0
18
5.5
35
6.0
28
6.5
22
7.0
15
7.5
15
8.0
20
8.5
20
9.0
27
9.5
pChEMBL
Assay Landscape

Assay Landscape

35
Total Assays
179
Tested Compounds
2
Assay Types
Binding — 29 assays, 179 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 17 126 7.1
single protein format 9 30 8.9
cell-free format 2 16 9.6
tissue-based format 1 7 9.2
Functional — 6 assays, 20 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 4 17 6.3
cell-based format 2 3 7.7

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine