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GeneBe

12-52469254-G-A

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_173086.5(KRT6C):​c.1503C>T​(p.Ser501=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.341 in 1,613,266 control chromosomes in the GnomAD database, including 99,621 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.27 ( 6898 hom., cov: 32)
Exomes 𝑓: 0.35 ( 92723 hom. )

Consequence

KRT6C
NM_173086.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.578
Variant links:
Genes affected
KRT6C (HGNC:20406): (keratin 6C) Keratins are intermediate filament proteins responsible for the structural integrity of epithelial cells and are subdivided into epithelial keratins and hair keratins. The type II keratins are clustered in a region of chromosome 12q13. [provided by RefSeq, Jul 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.88).
BP6
Variant 12-52469254-G-A is Benign according to our data. Variant chr12-52469254-G-A is described in ClinVar as [Benign]. Clinvar id is 1300090.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.578 with no splicing effect.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.487 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
KRT6CNM_173086.5 linkuse as main transcriptc.1503C>T p.Ser501= synonymous_variant 9/9 ENST00000252250.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
KRT6CENST00000252250.7 linkuse as main transcriptc.1503C>T p.Ser501= synonymous_variant 9/91 NM_173086.5 P1

Frequencies

GnomAD3 genomes
AF:
0.268
AC:
40729
AN:
151984
Hom.:
6894
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0704
Gnomad AMI
AF:
0.166
Gnomad AMR
AF:
0.293
Gnomad ASJ
AF:
0.364
Gnomad EAS
AF:
0.502
Gnomad SAS
AF:
0.221
Gnomad FIN
AF:
0.315
Gnomad MID
AF:
0.367
Gnomad NFE
AF:
0.356
Gnomad OTH
AF:
0.293
GnomAD3 exomes
AF:
0.320
AC:
79853
AN:
249798
Hom.:
13927
AF XY:
0.321
AC XY:
43313
AN XY:
135118
show subpopulations
Gnomad AFR exome
AF:
0.0607
Gnomad AMR exome
AF:
0.305
Gnomad ASJ exome
AF:
0.363
Gnomad EAS exome
AF:
0.487
Gnomad SAS exome
AF:
0.214
Gnomad FIN exome
AF:
0.319
Gnomad NFE exome
AF:
0.358
Gnomad OTH exome
AF:
0.333
GnomAD4 exome
AF:
0.349
AC:
509627
AN:
1461164
Hom.:
92723
Cov.:
82
AF XY:
0.346
AC XY:
251468
AN XY:
726882
show subpopulations
Gnomad4 AFR exome
AF:
0.0550
Gnomad4 AMR exome
AF:
0.300
Gnomad4 ASJ exome
AF:
0.367
Gnomad4 EAS exome
AF:
0.557
Gnomad4 SAS exome
AF:
0.220
Gnomad4 FIN exome
AF:
0.322
Gnomad4 NFE exome
AF:
0.364
Gnomad4 OTH exome
AF:
0.328
GnomAD4 genome
AF:
0.268
AC:
40728
AN:
152102
Hom.:
6898
Cov.:
32
AF XY:
0.266
AC XY:
19775
AN XY:
74340
show subpopulations
Gnomad4 AFR
AF:
0.0702
Gnomad4 AMR
AF:
0.293
Gnomad4 ASJ
AF:
0.364
Gnomad4 EAS
AF:
0.503
Gnomad4 SAS
AF:
0.221
Gnomad4 FIN
AF:
0.315
Gnomad4 NFE
AF:
0.356
Gnomad4 OTH
AF:
0.291
Alfa
AF:
0.292
Hom.:
3146
Bravo
AF:
0.263
Asia WGS
AF:
0.295
AC:
1027
AN:
3478
EpiCase
AF:
0.358
EpiControl
AF:
0.358

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

KRT6C-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesSep 24, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 31, 2024- -
Palmoplantar keratoderma, nonepidermolytic, focal or diffuse Benign:1
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabAug 19, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.88
CADD
Benign
0.059
DANN
Benign
0.64

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs410562; hg19: chr12-52863038; COSMIC: COSV52877758; COSMIC: COSV52877758; API