14-50118856-CA-CAAAA

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP6_ModerateBS2

The NM_006939.4(SOS2):​c.3490-4_3490-3insTTT variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000272 in 1,178,570 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.000021 ( 0 hom., cov: 0)
Exomes 𝑓: 0.00031 ( 0 hom. )

Consequence

SOS2
NM_006939.4 splice_region, splice_polypyrimidine_tract, intron

Scores

Not classified

Clinical Significance

Benign criteria provided, single submitter B:2

Conservation

PhyloP100: 2.39
Variant links:
Genes affected
SOS2 (HGNC:11188): (SOS Ras/Rho guanine nucleotide exchange factor 2) This gene encodes a regulatory protein that is involved in the positive regulation of ras proteins. Mutations in this gene are associated with Noonan Syndrome-9. [provided by RefSeq, Jul 2016]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP6
Variant 14-50118856-C-CAAA is Benign according to our data. Variant chr14-50118856-C-CAAA is described in ClinVar as [Benign]. Clinvar id is 1168547.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAdExome4 at 318 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SOS2NM_006939.4 linkuse as main transcriptc.3490-4_3490-3insTTT splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000216373.10 NP_008870.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SOS2ENST00000216373.10 linkuse as main transcriptc.3490-4_3490-3insTTT splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_006939.4 ENSP00000216373 P1Q07890-1
SOS2ENST00000543680.5 linkuse as main transcriptc.3391-4_3391-3insTTT splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 ENSP00000445328 Q07890-2

Frequencies

GnomAD3 genomes
AF:
0.0000210
AC:
3
AN:
142700
Hom.:
0
Cov.:
0
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000112
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000303
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000154
AC:
16
AN:
103896
Hom.:
0
AF XY:
0.000141
AC XY:
8
AN XY:
56850
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000210
Gnomad ASJ exome
AF:
0.000541
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.0000849
Gnomad NFE exome
AF:
0.000220
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000307
AC:
318
AN:
1035870
Hom.:
0
Cov.:
24
AF XY:
0.000320
AC XY:
160
AN XY:
500716
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000110
Gnomad4 ASJ exome
AF:
0.000213
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000121
Gnomad4 FIN exome
AF:
0.000195
Gnomad4 NFE exome
AF:
0.000345
Gnomad4 OTH exome
AF:
0.000308
GnomAD4 genome
AF:
0.0000210
AC:
3
AN:
142700
Hom.:
0
Cov.:
0
AF XY:
0.00
AC XY:
0
AN XY:
68936
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000112
Gnomad4 NFE
AF:
0.0000303
Gnomad4 OTH
AF:
0.00

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Noonan syndrome 9 Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpNov 10, 2023- -
SOS2-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesAug 17, 2020This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs10658395; hg19: chr14-50585574; API