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Target Snapshot

CHEMBL4843 Target Snapshot

CX3C chemokine receptor 1 · SINGLE PROTEIN · Homo sapiens

520Compounds
26Assays
6Approved Drugs
98.0Activities
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

Protein identity stays anchored to UniProt P49238. Use UniProt P49238 as the stable identity anchor, then attach disease evidence before program review.

Review focus
Protein anchor ready

Use UniProt P49238 as the stable identity anchor, then attach disease evidence before program review.

ChEMBL component mapping + Open Targets-ready proxy + ChEMBL 36 via Core Engine 2026-09-13
Open source guide
Identity Layer

Cross-source identity

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

This review treats CX3C chemokine receptor 1 as ChEMBL target CHEMBL4843, mapped to UniProt P49238. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
CX3C chemokine receptor 1
SINGLE PROTEIN · Homo sapiens
As of 2026-09-13
ChEMBL target ID
CHEMBL4843
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-13
www.ebi.ac.uk
UniProt accession
P49238
CX3C chemokine receptor 1
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

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UniProt Target Context
UniProt accession via ChEMBL component mapping

Start here when your first question is whether CX3C chemokine receptor 1 is the right protein anchor across sources, using UniProt P49238 as the stable mapping.

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Disease Relevance & Evidence Level
ChEMBL drug mechanism + indication proxy

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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 LabelCX3C chemokine receptor 1
UniProt AccessionP49238
Component TypeProtein
Sequence Length355 aa

CX3C chemokine receptor 1

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as CX3C chemokine receptor 1, mapped to UniProt P49238. Sequence length is 355 aa.

Mapped IDP49238
Review nameCX3C chemokine receptor 1
OrganismHomo sapiens
Clinical Profile

Clinical Phase Distribution

6
Approved
2
Phase II
Assay Mix

Activity Type Distribution

IC5038.0
KI51.0
EC509.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL2349310 8.41 Ki 3.9 Clinical
CHEMBL2349322 8.4 Ki 4.0 Preclinical
CHEMBL4518556 8.4 IC50 4.0 Preclinical
CHEMBL2349316 8.33 Ki 4.7 Preclinical
CHEMBL4539605 8.3 IC50 5.0 Preclinical
CHEMBL2349180 8.24 Ki 5.8 Preclinical
CHEMBL4577003 8.22 IC50 6.0 Preclinical
CHEMBL4474066 8.22 IC50 6.0 Preclinical
CHEMBL2349179 8.21 Ki 6.2 Preclinical
CHEMBL2349312 8.11 Ki 7.8 Preclinical
Distribution

pChEMBL Value Distribution

9
5.0
11
5.5
9
6.0
10
6.5
12
7.0
17
7.5
14
8.0
0
8.5
0
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

26
Total Assays
64
Tested Compounds
2
Assay Types
Binding — 19 assays, 64 compounds
BAO Format Assays Compounds Avg pChEMBL
single protein format 11 0
cell-based format 8 64 7.3
Functional — 7 assays, 20 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 5 0
cell-based format 1 20 5.6
single protein format 1 0

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine