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Target Snapshot

CHEMBL5500 Target Snapshot

Histone acetyltransferase KAT2B · SINGLE PROTEIN · Homo sapiens

856Compounds
206Assays
0Approved Drugs
600.0Activities
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 2026-09-14

Protein identity stays anchored to UniProt Q92831. Use UniProt Q92831 as the stable identity anchor, then attach disease evidence before program review.

Review focus
Protein anchor ready

Use UniProt Q92831 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
Identity Layer

Cross-source identity

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

This review treats Histone acetyltransferase KAT2B as ChEMBL target CHEMBL5500, mapped to UniProt Q92831. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Histone acetyltransferase KAT2B
SINGLE PROTEIN · Homo sapiens
As of 2026-09-14
ChEMBL target ID
CHEMBL5500
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
Q92831
Histone acetyltransferase KAT2B
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 Histone acetyltransferase KAT2B is the right protein anchor across sources, using UniProt Q92831 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

Verify identity, organism, and the fastest next research jumps from the same page.

UniProt Context

UniProt Target Context

Reviewable protein naming and mapping context for this target snapshot.

Protein LabelHistone acetyltransferase KAT2B
UniProt AccessionQ92831
Component TypeProtein
Sequence Length832 aa

Histone acetyltransferase KAT2B

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Histone acetyltransferase KAT2B, mapped to UniProt Q92831. Sequence length is 832 aa.

Mapped IDQ92831
Review nameHistone acetyltransferase KAT2B
OrganismHomo sapiens
Clinical Profile

Clinical Phase Distribution

2
Phase III
1
Phase I
Assay Mix

Activity Type Distribution

IC50521.0
KI6.0
KD73.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL4069412 8.9 Ki 1.259 Preclinical
CHEMBL4574669 8.15 IC50 7.0 Preclinical
CHEMBL4543497 8.0 IC50 10.0 Preclinical
CHEMBL4872300 7.92 Kd 12.0 Preclinical
CHEMBL4103402 7.9 IC50 12.7 Preclinical
CHEMBL4449143 7.85 IC50 14.0 Preclinical
CHEMBL4861491 7.85 Kd 14.0 Preclinical
CHEMBL4439202 7.77 IC50 17.0 Preclinical
CHEMBL4067343 7.72 IC50 19.0 Preclinical
CHEMBL4216214 7.72 IC50 19.0 Preclinical
Distribution

pChEMBL Value Distribution

83
5.0
63
5.5
51
6.0
62
6.5
66
7.0
24
7.5
2
8.0
3
8.5
0
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

206
Total Assays
399
Tested Compounds
1
Assay Types
Binding — 206 assays, 399 compounds
BAO Format Assays Compounds Avg pChEMBL
single protein format 114 300 6.2
assay format 65 84 5.4
cell-based format 27 15 5.4

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine