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Target Snapshot

CHEMBL2021749 Target Snapshot

Sphingolipid delta(4)-desaturase DES1 · SINGLE PROTEIN · Homo sapiens

57Compounds
17Assays
0Approved Drugs
53.0Activities
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 O15121. Use UniProt O15121 as the stable identity anchor, then attach disease evidence before program review.

Review focus
Protein anchor ready

Use UniProt O15121 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 Sphingolipid delta(4)-desaturase DES1 as ChEMBL target CHEMBL2021749, mapped to UniProt O15121. Disease framing currently uses the Open Targets-ready proxy contract.

Review anchor
Sphingolipid delta(4)-desaturase DES1
SINGLE PROTEIN · Homo sapiens
As of 2026-09-14
ChEMBL target ID
CHEMBL2021749
Primary anchor for compounds, assays, approvals, and exports
ChEMBL 36 via Core Engine As of 2026-09-14
www.ebi.ac.uk
UniProt accession
O15121
Sphingolipid delta(4)-desaturase DES1
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 Sphingolipid delta(4)-desaturase DES1 is the right protein anchor across sources, using UniProt O15121 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 LabelSphingolipid delta(4)-desaturase DES1
UniProt AccessionO15121
Component TypeProtein
Sequence Length323 aa

Sphingolipid delta(4)-desaturase DES1

Source · UniProt accession via ChEMBL component mapping
Review Cue

How to read this target

Review this target as Sphingolipid delta(4)-desaturase DES1, mapped to UniProt O15121. Sequence length is 323 aa.

Mapped IDO15121
Review nameSphingolipid delta(4)-desaturase DES1
OrganismHomo sapiens
Clinical Profile

Clinical Phase Distribution

1
Phase III
Assay Mix

Activity Type Distribution

IC5051.0
KI2.0
Lead Set

Top Inhibitors (by pChEMBL)

ChEMBL IDpChEMBLTypeValue (nM)Phase
CHEMBL5267102 9.0 IC50 1.0 Preclinical
CHEMBL5283631 9.0 IC50 1.0 Preclinical
CHEMBL6049628 8.7 IC50 2.0 Preclinical
CHEMBL5898757 8.52 IC50 3.0 Preclinical
CHEMBL5982554 8.41 IC50 3.9 Preclinical
CHEMBL5280582 8.4 IC50 4.0 Preclinical
CHEMBL5958435 8.4 IC50 4.0 Preclinical
CHEMBL5758107 8.3 IC50 5.0 Preclinical
CHEMBL5844152 8.3 IC50 5.0 Preclinical
CHEMBL5996966 8.3 IC50 5.0 Preclinical
Distribution

pChEMBL Value Distribution

3
5.0
0
5.5
3
6.0
9
6.5
10
7.0
9
7.5
9
8.0
2
8.5
4
9.0
0
9.5
pChEMBL
Assay Landscape

Assay Landscape

17
Total Assays
49
Tested Compounds
2
Assay Types
Binding — 15 assays, 49 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 10 41 7.3
subcellular format 3 3 7.1
single protein format 2 5 8.1
ADME — 2 assays, 0 compounds
BAO Format Assays Compounds Avg pChEMBL
cell-based format 2 0

Confidence Score Distribution

Source · ChEMBL 36 via Core Engine