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Target Snapshot

CHEMBL1250375 Target Snapshot

NADPH oxidase 4 · SINGLE PROTEIN · Homo sapiens

226Compounds
27Assays
0Approved Drugs
213.0Activities
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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

NADPH oxidase 4 shows clinical signal disease relevance led by head and neck squamous cell carcinoma. 3 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 Q9NPH5. Start with head and neck squamous cell carcinoma, then reuse UniProt Q9NPH5 as the stable protein anchor across project notes and exports.

Review focus
Review-ready target frame

Start with head and neck squamous cell carcinoma, then reuse UniProt Q9NPH5 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
head and neck squamous cell carcinoma

NADPH oxidase 4 shows clinical signal disease relevance led by head and neck squamous cell carcinoma. 3 more disease programs remain visible in the same review block. 1 linked drug remains visible in the same block.

Start review with head and neck squamous cell carcinoma because it currently carries clinical signal support. Linked drugs include SETANAXIB. 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 NADPH oxidase 4 as ChEMBL target CHEMBL1250375, mapped to UniProt Q9NPH5. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
NADPH oxidase 4
SINGLE PROTEIN · Homo sapiens
As of 2026-09-13
ChEMBL target ID
CHEMBL1250375
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-13
www.ebi.ac.uk
UniProt accession
Q9NPH5
NADPH oxidase 4
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 NADPH oxidase 4 is the right protein anchor across sources, using UniProt Q9NPH5 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 head and neck squamous cell carcinoma 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 LabelNADPH oxidase 4
UniProt AccessionQ9NPH5
Component TypeProtein
Sequence Length578 aa

NADPH oxidase 4

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as NADPH oxidase 4, mapped to UniProt Q9NPH5. Sequence length is 578 aa.

Mapped IDQ9NPH5
Review nameNADPH oxidase 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

NADPH oxidase 4 shows clinical signal disease relevance led by head and neck squamous cell carcinoma. 3 more disease programs remain visible in the same review block.

Clinical signal Phase II
head and neck squamous cell carcinoma
1 linked drug · 1 direct · 1 efficacy
Linked drugSETANAXIB
Clinical signal Phase II
idiopathic pulmonary fibrosis
1 linked drug · 1 direct · 1 efficacy
Linked drugSETANAXIB
Clinical signal Phase II
primary biliary cirrhosis
1 linked drug · 1 direct · 1 efficacy
Linked drugSETANAXIB
Clinical signal Phase I
Alport syndrome
1 linked drug · 1 direct · 1 efficacy
Linked drugSETANAXIB
Source · ChEMBL drug mechanism + indication proxy
Review Cue

How to read disease relevance

Start review with head and neck squamous cell carcinoma because it currently carries clinical signal support. Linked drugs include SETANAXIB. This disease block keeps the Open Targets-ready contract explicit while current evidence comes from ChEMBL mechanism and indication mappings.

Lead diseasehead and neck squamous cell carcinoma
Strongest levelClinical signal
Block modeOpen Targets-ready proxy
Clinical Profile

Clinical Phase Distribution

1
Phase III
3
Phase II
1
Phase I
Assay Mix

Activity Type Distribution

IC50112.0
KI101.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL4859206 7.97 IC50 10.71 Preclinical
CHEMBL1876217 7.79 IC50 16.4 Preclinical
CHEMBL4849098 7.66 IC50 21.94 Preclinical
CHEMBL1277852 7.33 Ki 47.0 Preclinical
CHEMBL1277767 7.19 Ki 65.0 Preclinical
CHEMBL1927157 7.17 Ki 67.0 Preclinical
CHEMBL388978 7.15 IC50 70.77 Preclinical
CHEMBL1927147 7.14 Ki 72.0 Preclinical
CHEMBL1927149 7.12 Ki 76.0 Preclinical
CHEMBL1277933 7.09 Ki 82.0 Preclinical
Distribution

pChEMBL Value Distribution

19
5.0
48
5.5
35
6.0
38
6.5
13
7.0
6
7.5
0
8.0
0
8.5
0
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

27
Total Assays
146
Tested Compounds
3
Assay Types
Binding — 25 assays, 146 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 15 88 6.3
single protein format 7 34 6.1
assay format 3 24 5.2
Functional — 1 assays, 17 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 1 17 7.0
Unassigned — 1 assays, 3 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 1 3 5.2

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine