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GeneBe

7-44965841-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_033054.3(MYO1G):​c.2177C>T​(p.Ala726Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000045 in 1,598,616 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000046 ( 0 hom. )

Consequence

MYO1G
NM_033054.3 missense

Scores

1
12
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.37
Variant links:
Genes affected
MYO1G (HGNC:13880): (myosin IG) MYO1G is a plasma membrane-associated class I myosin (see MIM 601478) that is abundant in T and B lymphocytes and mast cells (Pierce et al., 2001 [PubMed 11544309]; Patino-Lopez et al., 2010 [PubMed 20071333]).[supplied by OMIM, Jun 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MYO1GNM_033054.3 linkuse as main transcriptc.2177C>T p.Ala726Val missense_variant 17/22 ENST00000258787.12
MYO1GXR_007060129.1 linkuse as main transcriptn.2231C>T non_coding_transcript_exon_variant 17/19

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MYO1GENST00000258787.12 linkuse as main transcriptc.2177C>T p.Ala726Val missense_variant 17/221 NM_033054.3 P1B0I1T2-1

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152140
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000483
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000860
AC:
20
AN:
232454
Hom.:
0
AF XY:
0.0000782
AC XY:
10
AN XY:
127796
show subpopulations
Gnomad AFR exome
AF:
0.000134
Gnomad AMR exome
AF:
0.000233
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000328
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000748
Gnomad OTH exome
AF:
0.000170
GnomAD4 exome
AF:
0.0000456
AC:
66
AN:
1446358
Hom.:
0
Cov.:
32
AF XY:
0.0000417
AC XY:
30
AN XY:
719914
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.000201
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000468
Gnomad4 OTH exome
AF:
0.0000499
GnomAD4 genome
AF:
0.0000394
AC:
6
AN:
152258
Hom.:
0
Cov.:
33
AF XY:
0.0000537
AC XY:
4
AN XY:
74432
show subpopulations
Gnomad4 AFR
AF:
0.0000963
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000491
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000117
AC:
1
ExAC
AF:
0.0000991
AC:
12
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsAug 28, 2021The c.2177C>T (p.A726V) alteration is located in exon 17 (coding exon 17) of the MYO1G gene. This alteration results from a C to T substitution at nucleotide position 2177, causing the alanine (A) at amino acid position 726 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.24
BayesDel_addAF
Benign
-0.023
T
BayesDel_noAF
Uncertain
0.020
CADD
Pathogenic
31
DANN
Uncertain
1.0
DEOGEN2
Benign
0.21
T;.
Eigen
Uncertain
0.35
Eigen_PC
Uncertain
0.24
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.95
D;D
M_CAP
Benign
0.077
D
MetaRNN
Uncertain
0.57
D;D
MetaSVM
Uncertain
-0.26
T
MutationAssessor
Uncertain
2.4
M;.
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.71
T
PROVEAN
Uncertain
-2.8
D;.
REVEL
Uncertain
0.52
Sift
Benign
0.049
D;.
Sift4G
Uncertain
0.034
D;.
Polyphen
1.0
D;.
Vest4
0.71
MVP
0.71
MPC
0.70
ClinPred
0.34
T
GERP RS
3.3
Varity_R
0.12
gMVP
0.76

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: rs371874192; hg19: chr7-45005440; API