12-52469303-G-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_173086.5(KRT6C):​c.1460-6C>T variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000104 in 1,613,946 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00017 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000097 ( 0 hom. )

Consequence

KRT6C
NM_173086.5 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00001843
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.213
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]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BP6
Variant 12-52469303-G-A is Benign according to our data. Variant chr12-52469303-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2705564.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 26 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
KRT6CNM_173086.5 linkuse as main transcriptc.1460-6C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000252250.7 NP_775109.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
KRT6CENST00000252250.7 linkuse as main transcriptc.1460-6C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_173086.5 ENSP00000252250 P1

Frequencies

GnomAD3 genomes
AF:
0.000164
AC:
25
AN:
152220
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000579
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000796
AC:
20
AN:
251102
Hom.:
0
AF XY:
0.0000737
AC XY:
10
AN XY:
135742
show subpopulations
Gnomad AFR exome
AF:
0.000678
Gnomad AMR exome
AF:
0.0000579
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000529
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000972
AC:
142
AN:
1461608
Hom.:
0
Cov.:
74
AF XY:
0.0000976
AC XY:
71
AN XY:
727092
show subpopulations
Gnomad4 AFR exome
AF:
0.00102
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.0000187
Gnomad4 NFE exome
AF:
0.0000872
Gnomad4 OTH exome
AF:
0.0000828
GnomAD4 genome
AF:
0.000171
AC:
26
AN:
152338
Hom.:
0
Cov.:
33
AF XY:
0.000201
AC XY:
15
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.000601
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000115
Hom.:
0
Bravo
AF:
0.000166

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 24, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
3.1
DANN
Benign
0.87

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000018
dbscSNV1_RF
Benign
0.0
SpliceAI score (max)
0.070
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: rs145298750; hg19: chr12-52863087; API