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Target Snapshot

CHEMBL4228 Target Snapshot

GABA transporter 2 · SINGLE PROTEIN · Mus musculus

340Compounds
35Assays
1Approved Drugs
426.0Activities
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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

Protein identity stays anchored to UniProt P31651. Use UniProt P31651 as the stable identity anchor, then attach disease evidence before program review.

Review focus
Protein anchor ready

Use UniProt P31651 as the stable identity anchor, then attach disease evidence before program review.

ChEMBL component mapping + Open Targets-ready proxy + ChEMBL 36 via Core Engine 2026-09-14
Open source guide
Protein anchor
Sodium- and chloride-dependent betaine transporter

Sodium- and chloride-dependent betaine transporter

Review this target as GABA transporter 2, mapped to UniProt P31651. ChEMBL maps the protein component as Sodium- and chloride-dependent betaine transporter. Sequence length is 614 aa.

Protein source · UniProt accession via ChEMBL component mapping
UniProt P31651 Protein 614 aa
Open protein block
Identity Layer

Cross-source identity

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

This review treats GABA transporter 2 as ChEMBL target CHEMBL4228, mapped to UniProt P31651. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
GABA transporter 2
SINGLE PROTEIN · Mus musculus
As of 2026-09-14
ChEMBL target ID
CHEMBL4228
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
P31651
Sodium- and chloride-dependent betaine transporter
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

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UniProt Target Context
UniProt accession via ChEMBL component mapping

Start here when your first question is whether GABA transporter 2 is the right protein anchor across sources, using UniProt P31651 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 LabelSodium- and chloride-dependent betaine transporter
UniProt AccessionP31651
Component TypeProtein
Sequence Length614 aa

Sodium- and chloride-dependent betaine transporter

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as GABA transporter 2, mapped to UniProt P31651. ChEMBL maps the protein component as Sodium- and chloride-dependent betaine transporter. Sequence length is 614 aa.

Mapped IDP31651
Review nameGABA transporter 2
OrganismMus musculus
Clinical Profile

Clinical Phase Distribution

1
Approved
Assay Mix

Activity Type Distribution

IC50425.0
KI1.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL1027 6.75 IC50 180.0 Approved
CHEMBL1446457 5.85 IC50 1400.0 Preclinical
CHEMBL1446457 5.85 Ki 1400.0 Preclinical
CHEMBL1773934 5.7 IC50 2000.0 Preclinical
CHEMBL5411369 5.52 IC50 3000.0 Preclinical
CHEMBL77575 5.4 IC50 4000.0 Preclinical
CHEMBL4781266 5.35 IC50 4466.84 Preclinical
CHEMBL4854996 5.34 IC50 4570.88 Preclinical
CHEMBL4858459 5.24 IC50 5754.4 Preclinical
CHEMBL3289583 5.23 IC50 5888.44 Preclinical
Distribution

pChEMBL Value Distribution

32
5.0
6
5.5
1
6.0
1
6.5
0
7.0
0
7.5
0
8.0
0
8.5
0
9.0
0
9.5
pChEMBL
Approved Drugs

Approved Drugs

TIAGABINE
CHEMBL1027
Approved 1997
Assay Landscape

Assay Landscape

35
Total Assays
224
Tested Compounds
1
Assay Types
Binding — 35 assays, 224 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 32 216 4.7
single protein format 3 8 5.3

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine