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Target Snapshot

CHEMBL4296 Target Snapshot

Sodium channel protein type 9 subunit alpha · SINGLE PROTEIN · Homo sapiens

8,714Compounds
390Assays
14Approved Drugs
10,794.0Activities
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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 2026-09-13

Sodium channel protein type 9 subunit alpha shows late clinical disease relevance led by trigeminal neuralgia. 5 more disease programs remain visible in the same review block. 1 linked drug keeps the current disease frame grounded. Protein identity stays anchored to UniProt Q15858. Start with trigeminal neuralgia, then reuse UniProt Q15858 as the stable protein anchor across project notes and exports.

Review focus
Review-ready target frame

Start with trigeminal neuralgia, then reuse UniProt Q15858 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 1 linked drug
Open source guide
Disease program
trigeminal neuralgia

Sodium channel protein type 9 subunit alpha shows late clinical disease relevance led by trigeminal neuralgia. 5 more disease programs remain visible in the same review block. 1 linked drug remains visible in the same block.

Start review with trigeminal neuralgia because it currently carries late clinical support. Linked drugs include VIXOTRIGINE. 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
Late clinical 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 Sodium channel protein type 9 subunit alpha as ChEMBL target CHEMBL4296, mapped to UniProt Q15858. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Sodium channel protein type 9 subunit alpha
SINGLE PROTEIN · Homo sapiens
As of 2026-09-13
ChEMBL target ID
CHEMBL4296
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-13
www.ebi.ac.uk
UniProt accession
Q15858
Sodium channel protein type 9 subunit alpha
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 Sodium channel protein type 9 subunit alpha is the right protein anchor across sources, using UniProt Q15858 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 trigeminal neuralgia is currently framed as late clinical support. It currently carries 1 linked drug 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 LabelSodium channel protein type 9 subunit alpha
UniProt AccessionQ15858
Component TypeProtein
Sequence Length1988 aa

Sodium channel protein type 9 subunit alpha

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Sodium channel protein type 9 subunit alpha, mapped to UniProt Q15858. Sequence length is 1988 aa.

Mapped IDQ15858
Review nameSodium channel protein type 9 subunit alpha
OrganismHomo sapiens
Disease Relevance

Disease Relevance & Evidence Level

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

Late clinical Open Targets-ready proxy

Sodium channel protein type 9 subunit alpha shows late clinical disease relevance led by trigeminal neuralgia. 5 more disease programs remain visible in the same review block.

Late clinical Phase III
trigeminal neuralgia
1 linked drug · 1 direct · 1 efficacy
Linked drugVIXOTRIGINE
Clinical signal Phase II
diabetic neuropathy
2 linked drugs · 2 direct · 2 efficacy
Linked drugPF-05089771
Linked drugVIXOTRIGINE
Clinical signal Phase II
erythromelalgia
2 linked drugs · 2 direct · 2 efficacy
Linked drugPF-05089771
Linked drugVIXOTRIGINE
Clinical signal Phase II
neuropathic pain
2 linked drugs · 2 direct · 2 efficacy
Linked drugAZD3161
Linked drugVIXOTRIGINE
Clinical signal Phase II
radiculopathy
1 linked drug · 1 direct · 1 efficacy
Linked drugVIXOTRIGINE
Clinical signal Phase II
toothache
1 linked drug · 1 direct · 1 efficacy
Linked drugPF-05089771
Source · ChEMBL drug mechanism + indication proxy
Review Cue

How to read disease relevance

Start review with trigeminal neuralgia because it currently carries late clinical support. Linked drugs include VIXOTRIGINE. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Lead diseasetrigeminal neuralgia
Strongest levelLate clinical
Block modeOpen Targets-ready proxy
Clinical Profile

Clinical Phase Distribution

14
Approved
4
Phase III
5
Phase II
4
Phase I
Assay Mix

Activity Type Distribution

IC5010,537.0
KI246.0
EC507.0
KD4.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL4217988 11.0 IC50 0.01 Preclinical
CHEMBL1224266 10.74 Ki 0.018 Preclinical
CHEMBL3318148 10.38 IC50 0.042 Preclinical
CHEMBL4205773 10.0 IC50 0.1 Preclinical
CHEMBL4210135 10.0 IC50 0.1 Preclinical
CHEMBL1224265 9.96 Ki 0.111 Preclinical
CHEMBL4640389 9.96 IC50 0.11 Preclinical
CHEMBL4215058 9.92 IC50 0.12 Preclinical
CHEMBL5994244 9.85 IC50 0.141 Preclinical
CHEMBL5819252 9.76 IC50 0.173 Preclinical
Distribution

pChEMBL Value Distribution

917
5.0
1541
5.5
1763
6.0
1616
6.5
1581
7.0
985
7.5
645
8.0
260
8.5
114
9.0
29
9.5
pChEMBL
Approved Drugs

Approved Drugs

LACOSAMIDE
CHEMBL58323
Approved 2008
TETRACAINE
CHEMBL698
Approved 2005
MIBEFRADIL
CHEMBL45816
Approved 1997
AMITRIPTYLINE
CHEMBL629
Approved 1961
Assay Landscape

Assay Landscape

390
Total Assays
8,639
Tested Compounds
3
Assay Types
Binding — 374 assays, 8,639 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 238 4,655 6.7
single protein format 89 1,632 6.5
assay format 41 2,302 6.7
cell membrane format 5 49 6.6
organism-based format 1 1 6.0
Functional — 13 assays, 146 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 7 50 5.7
assay format 6 96 6.2
ADME — 3 assays, 3 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 2 3 5.2
single protein format 1 0

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine