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Target Snapshot

CHEMBL5068 Target Snapshot

Prostaglandin E2 receptor EP1 subtype · SINGLE PROTEIN · Rattus norvegicus

150Compounds
10Assays
0Approved Drugs
148.0Activities
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 P70597. Use UniProt P70597 as the stable identity anchor, then attach disease evidence before program review.

Review focus
Protein anchor ready

Use UniProt P70597 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 Prostaglandin E2 receptor EP1 subtype as ChEMBL target CHEMBL5068, mapped to UniProt P70597. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Prostaglandin E2 receptor EP1 subtype
SINGLE PROTEIN · Rattus norvegicus
As of 2026-09-14
ChEMBL target ID
CHEMBL5068
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
P70597
Prostaglandin E2 receptor EP1 subtype
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 Prostaglandin E2 receptor EP1 subtype is the right protein anchor across sources, using UniProt P70597 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 LabelProstaglandin E2 receptor EP1 subtype
UniProt AccessionP70597
Component TypeProtein
Sequence Length405 aa

Prostaglandin E2 receptor EP1 subtype

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Prostaglandin E2 receptor EP1 subtype, mapped to UniProt P70597. Sequence length is 405 aa.

Mapped IDP70597
Review nameProstaglandin E2 receptor EP1 subtype
OrganismRattus norvegicus
Assay Mix

Activity Type Distribution

IC50146.0
KI2.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL4085914 8.96 IC50 1.1 Preclinical
CHEMBL4105205 8.22 IC50 6.0 Preclinical
CHEMBL4081524 8.21 IC50 6.2 Preclinical
CHEMBL4074797 8.19 IC50 6.4 Preclinical
CHEMBL4100262 8.1 IC50 8.0 Preclinical
CHEMBL4064816 8.03 IC50 9.4 Preclinical
CHEMBL4104333 8.0 IC50 9.9 Preclinical
CHEMBL3665552 7.96 IC50 11.0 Preclinical
CHEMBL4083796 7.96 IC50 11.0 Preclinical
CHEMBL362851 7.92 Ki 12.0 Preclinical
Distribution

pChEMBL Value Distribution

13
5.0
19
5.5
17
6.0
27
6.5
31
7.0
32
7.5
7
8.0
1
8.5
0
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

10
Total Assays
144
Tested Compounds
2
Assay Types
Functional — 7 assays, 144 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 6 144 6.8
tissue-based format 1 0
Binding — 3 assays, 2 compounds
BAO Format Assays Compounds Avg pChEMBL
assay format 1 1 7.9
cell-based format 1 0
single protein format 1 1 7.9

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine