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chr17-41620714-G-A

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 0P and 7B. BP4BP6_ModerateBS2

The NM_000422.3(KRT17):​c.1126C>T​(p.Arg376Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000819 in 1,612,166 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R376Q) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.000085 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000082 ( 0 hom. )

Consequence

KRT17
NM_000422.3 missense

Scores

3
6
5

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.0190
Variant links:
Genes affected
KRT17 (HGNC:6427): (keratin 17) This gene encodes the type I intermediate filament chain keratin 17, expressed in nail bed, hair follicle, sebaceous glands, and other epidermal appendages. Mutations in this gene lead to Jackson-Lawler type pachyonychia congenita and steatocystoma multiplex. [provided by RefSeq, Aug 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.34323806).
BP6
Variant 17-41620714-G-A is Benign according to our data. Variant chr17-41620714-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 1090362.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 13 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
KRT17NM_000422.3 linkuse as main transcriptc.1126C>T p.Arg376Trp missense_variant 6/8 ENST00000311208.13

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
KRT17ENST00000311208.13 linkuse as main transcriptc.1126C>T p.Arg376Trp missense_variant 6/81 NM_000422.3 P1
KRT17ENST00000648859.1 linkuse as main transcriptc.118C>T p.Arg40Trp missense_variant 1/2
KRT17ENST00000493253.5 linkuse as main transcriptn.1513C>T non_coding_transcript_exon_variant 5/72
KRT17ENST00000649249.1 linkuse as main transcriptn.402C>T non_coding_transcript_exon_variant 2/4

Frequencies

GnomAD3 genomes
AF:
0.0000854
AC:
13
AN:
152142
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000262
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000189
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000877
AC:
22
AN:
250738
Hom.:
0
AF XY:
0.0000958
AC XY:
13
AN XY:
135670
show subpopulations
Gnomad AFR exome
AF:
0.000124
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.0000994
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000185
Gnomad NFE exome
AF:
0.0000707
Gnomad OTH exome
AF:
0.000490
GnomAD4 exome
AF:
0.0000815
AC:
119
AN:
1459908
Hom.:
0
Cov.:
36
AF XY:
0.0000812
AC XY:
59
AN XY:
726270
show subpopulations
Gnomad4 AFR exome
AF:
0.000120
Gnomad4 AMR exome
AF:
0.000246
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.0000749
Gnomad4 NFE exome
AF:
0.0000782
Gnomad4 OTH exome
AF:
0.000166
GnomAD4 genome
AF:
0.0000854
AC:
13
AN:
152258
Hom.:
0
Cov.:
32
AF XY:
0.0000806
AC XY:
6
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.000262
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000189
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000889
Hom.:
0
Bravo
AF:
0.000110
ExAC
AF:
0.0000988
AC:
12
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

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 testingInvitaeMar 26, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.61
BayesDel_addAF
Uncertain
0.032
T
BayesDel_noAF
Uncertain
0.090
CADD
Benign
19
DANN
Uncertain
1.0
DEOGEN2
Pathogenic
0.93
D;D;D
Eigen
Benign
-0.34
Eigen_PC
Benign
-0.53
FATHMM_MKL
Benign
0.14
N
M_CAP
Uncertain
0.23
D
MetaRNN
Benign
0.34
T;T;T
MetaSVM
Uncertain
0.33
D
MutationAssessor
Pathogenic
3.4
M;M;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Uncertain
0.71
T
Polyphen
0.25
B;B;.
Vest4
0.90, 0.86
MVP
0.95
MPC
0.43
ClinPred
0.31
T
GERP RS
-0.78
Varity_R
0.62
gMVP
0.74

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
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: rs200744890; hg19: chr17-39776966; API