KRTAP10-3

protein-coding

keratin associated protein 10-3, the group of Keratin associated proteins

Gene summary

This gene encodes a member of the keratin-associated protein (KAP) family. The KAP proteins form a matrix of keratin intermediate filaments which contribute to the structure of hair fibers. KAP family members appear to have unique, family-specific amino- and carboxyl-terminal regions and are subdivided into three multi-gene families according to amino acid composition: the high sulfur, the ultrahigh sulfur, and the high tyrosine/glycine KAPs. This gene encodes a member of the high sulfur KAP family. It is localized to a cluster of intronless KAPs at 21q22.3 which are located within the introns of the C21orf29 gene. [provided by RefSeq, Jul 2008]

Previous symbols:
  • KRTAP18-3

MANE transcript

NM_198696.3

Inheritance

—

ClinVar variants

U:69B:12

Top phenotype

Autosomal recessive nonsyndromic hearing loss 98

gnomAD constraint

pLI —, LoF o/e 0.56

Max pathogenic AF

—

Genomic locus

chr21:44,557,790-44,558,795

External References & Databases

Transcript & Mutation Effects

hg38 • Region Span ~1.0 kb
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GenCC Phenotypes & Disease Associations

Curated gene-disease validity assertions and inheritance patterns

No GenCC data available for this gene.

ClinVar Associated Diseases & Phenotypes

Reported disease conditions connected to KRTAP10-3 variants in ClinVar

3 Conditions Cataloged
not specifiedTotal: 79
Autosomal recessive nonsyndromic hearing loss 98Total: 1
not providedTotal: 1

ClinVar Variants & Pathogenicity by Type

Statistics based on transcript NM_198696.3. Only rare variants are included.

We include only reliable ClinVar variants with their consequences to MANE Select, MANE Plus Clinical transcripts, or transcripts with TSL equal to 1. Click a count to filter the variants table below.

Slight differences between displayed counts and ClinVar may occur due to a different transcript/consequence chosen by our variant effect predictor, or because we classify Benign/Likely benign as Likely benign and Pathogenic/Likely pathogenic as Likely pathogenic.

EffectPLPVUSLBBSum
synonymous
1
clinvar
1
missense
69
clinvar
11
clinvar
80
nonsense
0
start loss
0
frameshift
0
splice donor/acceptor (+/-2bp)
0
Total006912081
Loading ClinVar variants...

Transcript Catalog

Annotated transcript isoforms across RefSeq and Ensembl databases

Showing 2 of 2 transcripts
Transcript IDSourceProtein IDCoding ExonsMANE Status
NM_198696.3RefSeqNP_941969.21MANE Select
ENST00000391620.2EnsemblENSP00000375478.11MANE Select

Gene Ontology (GO) Annotations & Pathways

Biological processes, molecular functions, cellular components and pathways

Biological Process

  • keratinization

Cellular Component

  • cytosol
  • keratin filament

gnomAD Constraint

Source: gnomAD

Gene type
protein_coding
Transcript type
protein_coding
Transcript
ENST00000391620
Coding exons
1
Length
971
Individuals with no LoFs
0
Homozygous LoFs
0
Heterozygous LoFs
0
Defined
0
p
0.00
Z-ScoreObservedExpectedObserved/ExpectedMutation RateTotal Possible
Missense-1.681871331.410.000008251399
Missense (PolyPhen)2619.9471.3034204
Synonymous-2.428359.31.400.00000398456
Loss of Function0.95735.400.5562.39e-768

Population LoF Frequency

PopulationCAFp-valueStatus
African00.0absent
Latino/Admixed American00.0absent
Ashkenazi Jewish00.0absent
East Asian00.0absent
Finnish00.0absent
European (Non-Finnish)00.0absent
South Asian00.0absent
Other00.0absent

dbNSFP Gene Annotations

Source: dbNSFP

Function
FUNCTION: In the hair cortex, hair keratin intermediate filaments are embedded in an interfilamentous matrix, consisting of hair keratin-associated proteins (KRTAP), which are essential for the formation of a rigid and resistant hair shaft through their extensive disulfide bond cross-linking with abundant cysteine residues of hair keratins. The matrix proteins include the high- sulfur and high-glycine-tyrosine keratins.;

Intolerance Scores

LoFtool
0.551
RVIS EVS
2.13
RVIS percentile EVS
97.94

Essentials

Essential (CRISPR)
N
Essential (CRISPR2)
N
Essential (gene trap)
N
Indispensability pred.
N
Indispensability score
0.123

Gene Damage Prediction

AllRecessiveDominant
MendelianMediumMediumMedium
Primary ImmunodeficiencyMediumMediumMedium
CancerMediumMediumMedium
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