Gene Gene information from NCBI Gene database.
Entrez ID 3848
Gene name Keratin 1
Gene symbol KRT1
Synonyms (NCBI Gene)
AEI2CK1EHKEHK1EPPKK1KRT1ANEPPK
Chromosome 12
Chromosome location 12q13.13
Summary The protein encoded by this gene is a member of the keratin gene family. The type II cytokeratins consist of basic or neutral proteins which are arranged in pairs of heterotypic keratin chains coexpressed during differentiation of simple and stratified ep
SNPs SNP information provided by dbSNP.
21
SNP ID Visualize variation Clinical significance Consequence
rs57695159 A>G Not-provided, pathogenic Missense variant, coding sequence variant
rs57837128 A>G Pathogenic Missense variant, coding sequence variant
rs57959072 A>C,T Not-provided, pathogenic Missense variant, coding sequence variant
rs57977969 T>A Not-provided, pathogenic Missense variant, coding sequence variant
rs58420087 T>C Not-provided, pathogenic Missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
43
miRTarBase ID miRNA Experiments Reference
MIRT736922 hsa-miR-495-3p Luciferase reporter assayWestern blottingImmunoprecipitaion (IP)qRT-PCRFlow cytometry 33675276
MIRT1101111 hsa-miR-103a CLIP-seq
MIRT1101112 hsa-miR-107 CLIP-seq
MIRT1101113 hsa-miR-1266 CLIP-seq
MIRT1101114 hsa-miR-1301 CLIP-seq
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
37
GO ID Ontology Definition Evidence Reference
GO:0001533 Component Cornified envelope IDA 7543090
GO:0001533 Component Cornified envelope IEA
GO:0001867 Process Complement activation, lectin pathway IPI 11549596
GO:0005515 Function Protein binding IPI 11290596, 16923132, 20562859, 24940650, 25910212, 27595935, 32296183, 39009827
GO:0005576 Component Extracellular region TAS
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
139350 6412 ENSG00000167768
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P04264
Protein name Keratin, type II cytoskeletal 1 (67 kDa cytokeratin) (Cytokeratin-1) (CK-1) (Hair alpha protein) (Keratin-1) (K1) (Type-II keratin Kb1)
Protein function May regulate the activity of kinases such as PKC and SRC via binding to integrin beta-1 (ITB1) and the receptor of activated protein C kinase 1 (RACK1). In complex with C1QBP is a high affinity receptor for kininogen-1/HMWK. {ECO:0000269|PubMed:
PDB 4ZRY , 6E2J , 6UUI
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF16208 Keratin_2_head 16 176 Keratin type II head Family
PF00038 Filament 179 492 Intermediate filament protein Coiled-coil
PF16210 Keratin_2_tail 493 640 Keratin type II cytoskeletal 1 tail Family
Tissue specificity TISSUE SPECIFICITY: The source of this protein is neonatal foreskin. The 67-kDa type II keratins are expressed in terminally differentiating epidermis.
Sequence
Sequence length 644
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Neutrophil degranulation
Keratinization
Formation of the cornified envelope
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
24
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Annular epidermolytic ichthyosis Likely pathogenic; Pathogenic rs57837128, rs1941559064, rs59429455 RCV000017262
RCV001270734
RCV001293646
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Congenital reticular ichthyosiform erythroderma Pathogenic rs1555171158 RCV000662282
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Diffuse nonepidermolytic palmoplantar keratoderma Pathogenic rs57977969, rs60447237, rs267607424 RCV000017261
RCV002284186
RCV001804161
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Epidermolytic hyperkeratosis 1 Pathogenic rs2121000699, rs2498637710, rs59089201, rs59151464, rs267607422 RCV004594632
RCV003445237
RCV005246609
RCV005252724
RCV003389393
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
Abnormality of the skin Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTOSOMAL DOMINANT EPIDERMOLYTIC ICHTHYOSIS Orphanet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTOSOMAL RECESSIVE CONGENITAL ICHTHYOSIS 11 GenCC
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARCINOMA, SQUAMOUS CELL CTD
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Annular epidermolytic ichthyosis Ichthyosis with epidermolytic hyperkeratosis Orphanet
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Autoimmune Diseases Autoimmune Diseases BEFREE 29028840
★☆☆☆☆
Found in Text Mining only
Autosomal dominant epidermolytic ichthyosis Epidermolytic Ichthyosis Orphanet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Basal Cell Nevus Syndrome Basal cell nevus syndrome Pubtator 11558869 Associate
★☆☆☆☆
Found in Text Mining only
Blister Blister Pubtator 40453098 Associate
★☆☆☆☆
Found in Text Mining only
Breast Carcinoma Breast Carcinoma BEFREE 28157321
★☆☆☆☆
Found in Text Mining only
Carcinoma Basal Cell Basal cell carcinoma Pubtator 31047981 Associate
★☆☆☆☆
Found in Text Mining only
Cataract Cataract BEFREE 18723014
★☆☆☆☆
Found in Text Mining only
Cholesteatoma Cholesteatoma Pubtator 30021014 Associate
★☆☆☆☆
Found in Text Mining only
Colon Carcinoma Colon Carcinoma BEFREE 29734875
★☆☆☆☆
Found in Text Mining only