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rs1311306088

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_017777.4(MKS1):c.128C>T(p.Pro43Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,613,912 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. P43R) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

MKS1
NM_017777.4 missense

Scores

1
18

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.80
Variant links:
Genes affected
MKS1 (HGNC:7121): (MKS transition zone complex subunit 1) The protein encoded by this gene localizes to the basal body and is required for formation of the primary cilium in ciliated epithelial cells. Mutations in this gene result in Meckel syndrome type 1 and in Bardet-Biedl syndrome type 13. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2009]
LPO (HGNC:6678): (lactoperoxidase) This gene encodes a member of the peroxidase family of proteins. The encoded preproprotein is proteolytically processed to generate the mature enzyme. Following its secretion from salivary, mammary, and other mucosal glands, this enzyme catalyzes the generation of the antimicrobial substance hypothiocyanous acid. This gene is present in a gene cluster on chromosome 17. Alternative splicing results in multiple transcript variants, at least one of which encodes a preproprotein that is proteolytically processed. [provided by RefSeq, Jan 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.14642349).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MKS1NM_017777.4 linkuse as main transcriptc.128C>T p.Pro43Leu missense_variant 2/18 ENST00000393119.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MKS1ENST00000393119.7 linkuse as main transcriptc.128C>T p.Pro43Leu missense_variant 2/181 NM_017777.4 P1Q9NXB0-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152122
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461790
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727188
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152122
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
74298
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.033
T
BayesDel_noAF
Benign
-0.29
Cadd
Benign
22
Dann
Benign
0.92
DEOGEN2
Benign
0.24
T;T;.
Eigen
Benign
-0.11
Eigen_PC
Benign
0.073
FATHMM_MKL
Benign
0.75
D
LIST_S2
Uncertain
0.93
D;D;D
M_CAP
Benign
0.036
D
MetaRNN
Benign
0.15
T;T;T
MetaSVM
Benign
-0.93
T
MutationAssessor
Benign
1.2
L;.;.
MutationTaster
Benign
0.99
D;D;D;D;D;D
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-0.97
N;.;N
REVEL
Benign
0.083
Sift
Benign
0.74
T;.;T
Sift4G
Benign
0.30
T;T;T
Polyphen
0.0
B;.;.
Vest4
0.30
MutPred
0.33
Gain of helix (P = 0.0078);Gain of helix (P = 0.0078);.;
MVP
0.79
MPC
0.26
ClinPred
0.35
T
GERP RS
5.7
Varity_R
0.11
gMVP
0.37

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.060
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: rs1311306088; hg19: chr17-56296043; API