Use UniProt Q8TD19 as the stable identity anchor, then attach disease evidence before program review.
CHEMBL5257 Target Snapshot
Serine/threonine-protein kinase Nek9 · SINGLE PROTEIN · Homo sapiens
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As of 2026-09-13Protein identity stays anchored to UniProt Q8TD19. Use UniProt Q8TD19 as the stable identity anchor, then attach disease evidence before program review.
Serine/threonine-protein kinase Nek9
Review this target as Serine/threonine-protein kinase Nek9, mapped to UniProt Q8TD19. Sequence length is 979 aa.
Protein source · UniProt accession via ChEMBL component mappingCross-source identity
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This review treats Serine/threonine-protein kinase Nek9 as ChEMBL target CHEMBL5257, mapped to UniProt Q8TD19. Disease framing currently uses the Open Targets-ready proxy contract.
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| Preferred Name | Serine/threonine-protein kinase Nek9 |
| Target Type | SINGLE PROTEIN |
| Organism | Homo sapiens |
| UniProt | Q8TD19 |
Next Actions
UniProt Target Context
Reviewable protein naming and mapping context for this target snapshot.
| Protein Label | Serine/threonine-protein kinase Nek9 |
| UniProt Accession | Q8TD19 |
| Component Type | Protein |
| Sequence Length | 979 aa |
Serine/threonine-protein kinase Nek9
How to read this target
Review this target as Serine/threonine-protein kinase Nek9, mapped to UniProt Q8TD19. Sequence length is 979 aa.
Clinical Phase Distribution
Activity Type Distribution
Top Inhibitors (by pChEMBL)
| ChEMBL ID | pChEMBL | Type | Value (nM) | Phase |
|---|---|---|---|---|
| CHEMBL475251 | 7.8 | Kd | 16.0 | Clinical |
| CHEMBL5653589 | 7.64 | Kd | 22.91 | Preclinical |
| CHEMBL2103830 | 7.39 | Kd | 41.0 | Approved |
| CHEMBL2028663 | 7.28 | Kd | 53.0 | Approved |
| CHEMBL388978 | 7.15 | IC50 | 71.0 | Preclinical |
| CHEMBL3752910 | 7.14 | Kd | 71.81 | Preclinical |
| CHEMBL1078178 | 7.0 | IC50 | 100.0 | Approved |
| CHEMBL482967 | 6.88 | Kd | 133.0 | Preclinical |
| CHEMBL1287853 | 6.82 | Kd | 150.0 | Approved |
| CHEMBL3763358 | 6.42 | Kd | 380.0 | Preclinical |
pChEMBL Value Distribution
Approved Drugs
Assay Landscape
Binding — 251 assays, 36 compounds
| BAO Format | Assays | Compounds | Avg pChEMBL |
|---|---|---|---|
| single protein format | 161 | 21 | 6.2 |
| cell-based format | 34 | 0 | — |
| subcellular format | 33 | 15 | 6.1 |
| assay format | 23 | 0 | — |