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3-138372949-G-T

Variant summary

Our verdict is Benign. Variant got -17 ACMG points: 0P and 17B. BP4_StrongBP6_Very_StrongBP7BS2

The NM_001085049.3(MRAS):c.66G>T(p.Gly22=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000678 in 1,563,928 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 (★★).

Frequency

Genomes: 𝑓 0.00040 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000032 ( 0 hom. )

Consequence

MRAS
NM_001085049.3 synonymous

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.355
Variant links:
Genes affected
MRAS (HGNC:7227): (muscle RAS oncogene homolog) This gene encodes a member of the Ras family of small GTPases. These membrane-associated proteins function as signal transducers in multiple processes including cell growth and differentiation, and dysregulation of Ras signaling has been associated with many types of cancer. The encoded protein may play a role in the tumor necrosis factor-alpha and MAP kinase signaling pathways. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Nov 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -17 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.48).
BP6
Variant 3-138372949-G-T is Benign according to our data. Variant chr3-138372949-G-T is described in ClinVar as [Likely_benign]. Clinvar id is 1657756.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.355 with no splicing effect.
BS2
High AC in GnomAd at 61 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MRASNM_001085049.3 linkuse as main transcriptc.66G>T p.Gly22= synonymous_variant 2/6 ENST00000423968.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MRASENST00000423968.7 linkuse as main transcriptc.66G>T p.Gly22= synonymous_variant 2/61 NM_001085049.3 P1O14807-1

Frequencies

GnomAD3 genomes
AF:
0.000401
AC:
61
AN:
152154
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00142
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000433
AC:
9
AN:
208010
Hom.:
0
AF XY:
0.0000264
AC XY:
3
AN XY:
113822
show subpopulations
Gnomad AFR exome
AF:
0.000647
Gnomad AMR exome
AF:
0.0000397
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000319
AC:
45
AN:
1411774
Hom.:
0
Cov.:
33
AF XY:
0.0000242
AC XY:
17
AN XY:
701248
show subpopulations
Gnomad4 AFR exome
AF:
0.00134
Gnomad4 AMR exome
AF:
0.0000844
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:
0.00
Gnomad4 OTH exome
AF:
0.0000343
GnomAD4 genome
AF:
0.000401
AC:
61
AN:
152154
Hom.:
0
Cov.:
32
AF XY:
0.000404
AC XY:
30
AN XY:
74332
show subpopulations
Gnomad4 AFR
AF:
0.00142
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.000115
Hom.:
0
Bravo
AF:
0.000370

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Inborn genetic diseases Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsMar 06, 2022This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 05, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.48
Cadd
Benign
7.4
Dann
Benign
0.69

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: rs142535762; hg19: chr3-138091791; API