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GeneBe

3-195770264-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BP4_ModerateBP6_Moderate

The NM_018406.7(MUC4):c.13350G>A(p.Lys4450=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00073 in 1,613,904 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0011 ( 0 hom., cov: 31)
Exomes 𝑓: 0.00069 ( 2 hom. )

Consequence

MUC4
NM_018406.7 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.18
Variant links:
Genes affected
MUC4 (HGNC:7514): (mucin 4, cell surface associated) The major constituents of mucus, the viscous secretion that covers epithelial surfaces such as those in the trachea, colon, and cervix, are highly glycosylated proteins called mucins. These glycoproteins play important roles in the protection of the epithelial cells and have been implicated in epithelial renewal and differentiation. This gene encodes an integral membrane glycoprotein found on the cell surface, although secreted isoforms may exist. At least two dozen transcript variants of this gene have been found, although for many of them the full-length transcript has not been determined or they are found only in tumor tissues. This gene contains a region in the coding sequence which has a variable number (>100) of 48 nt tandem repeats. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.39).
BP6
Variant 3-195770264-C-T is Benign according to our data. Variant chr3-195770264-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2654376.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MUC4NM_018406.7 linkuse as main transcriptc.13350G>A p.Lys4450= synonymous_variant 6/25 ENST00000463781.8
MUC4NM_004532.6 linkuse as main transcriptc.642G>A p.Lys214= synonymous_variant 5/24
MUC4NM_138297.5 linkuse as main transcriptc.489G>A p.Lys163= synonymous_variant 4/23

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MUC4ENST00000463781.8 linkuse as main transcriptc.13350G>A p.Lys4450= synonymous_variant 6/255 NM_018406.7 A2Q99102-1

Frequencies

GnomAD3 genomes
AF:
0.00107
AC:
163
AN:
152182
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00763
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00112
Gnomad OTH
AF:
0.000958
GnomAD3 exomes
AF:
0.00102
AC:
256
AN:
250572
Hom.:
0
AF XY:
0.00113
AC XY:
153
AN XY:
135554
show subpopulations
Gnomad AFR exome
AF:
0.0000620
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00630
Gnomad NFE exome
AF:
0.00102
Gnomad OTH exome
AF:
0.000654
GnomAD4 exome
AF:
0.000694
AC:
1015
AN:
1461604
Hom.:
2
Cov.:
30
AF XY:
0.000662
AC XY:
481
AN XY:
727076
show subpopulations
Gnomad4 AFR exome
AF:
0.000120
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:
0.00562
Gnomad4 NFE exome
AF:
0.000621
Gnomad4 OTH exome
AF:
0.000348
GnomAD4 genome
AF:
0.00107
AC:
163
AN:
152300
Hom.:
0
Cov.:
31
AF XY:
0.00145
AC XY:
108
AN XY:
74470
show subpopulations
Gnomad4 AFR
AF:
0.0000481
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00763
Gnomad4 NFE
AF:
0.00112
Gnomad4 OTH
AF:
0.000948
Alfa
AF:
0.000960
Hom.:
0
Bravo
AF:
0.000431
EpiCase
AF:
0.000327
EpiControl
AF:
0.000534

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 testingCeGaT Center for Human Genetics TuebingenMay 01, 2022MUC4: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.39
Cadd
Benign
6.7
Dann
Benign
0.57

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.10
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: rs145520860; hg19: chr3-195497135; API