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GeneE
2 sources retrieved Β· Most recent: April 2026 Β· Index updated 14 days ago
β“˜GeneE is for informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment.
KRT39
keratin 39
Chromosome 17 Β· 17q21.2
NCBI Gene: 390792Ensembl: ENSG00000196859.8HGNC: HGNC:32971UniProt: Q6A163
15PubMed Papers
0Diseases
0Drugs
0Pathogenic Variants
DATA QUALITY
βœ“ Experimental GO Evidenceβœ“ Swiss-Prot Reviewed
protein bindingstructural constituent of skin epidermismorphogenesis of an epitheliumepithelial cell differentiation
✦AI Summary

Based on limited published evidence, KRT39 is a type II keratin protein involved in intermediate filament organization and epithelial cell differentiation. UniProt annotations indicate a potential role in late hair differentiation. KRT39 localizes to the cytoskeleton and cytoplasm and functions as a structural constituent of skin epidermis. Genome-wide analysis in yak identified KRT39 within a module associated with hair follicle development and keratinocyte proliferation 1. KRT39 gene amplification has been detected in HER2-positive gastric cancer samples 2, though the functional significance in cancer remains unclear.

Sources cited
1
KRT39 identified in thistle2 module related to hair follicle development, cell cycle regulation, and keratinocyte proliferation in genome-wide keratin analysis
PMID: 35085710
2
KRT39 gene amplification detected in HER2-positive gastric cancer samples
PMID: 30310315
⚠Limited data available β€” This gene has 2 indexed publications. Summary and analysis may be incomplete.
Pathogenic Variants
No pathogenic variants reported on ClinVar for this gene.
View on ClinVar β†—
Related Genes
KRT33AShared pathway100%KRT38Shared pathway100%KRT37Shared pathway100%KRT23Shared pathway100%KRT40Shared pathway100%KRT24Shared pathway100%
Tissue Expression

No tissue expression data available for this gene.

Gene Interaction Network
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KRT39KRT33AKRT38KRT37KRT23KRT40KRT24
PROTEIN STRUCTURE
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AlphaFoldAI-predicted Β· UniProt Q6A163
View on AlphaFold β†—
Constraintβ“˜
LOEUFβ“˜
1.10LoF Tolerant
pLIβ“˜
0.00Tolerant
Observed/Expected LoF0.86 [0.68–1.10]
RankingsWhere KRT39 stands among ~20K protein-coding genes
  • #15,604of 20,598
    Most Researched15
  • #11,264of 17,882
    Most Constrained (LOEUF)1.10
Genes detectedKRT39
Sources retrieved2 papers
Response timeβ€”
πŸ“„ Sources
2
1
Genome-wide identification, characterization, and expression analysis of keratin genes (KRTs) family in yak (Bos grunniens).
PMID: 35085710
Gene Β· 2022
1.00
2
Difference of molecular alterations in HER2-positive and HER2-negative gastric cancers by whole-genome sequencing analysis.
PMID: 30310315
Cancer Manag Res Β· 2018
0.50