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GeneBe

7-2731341-C-T

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_ModerateBS2

The NM_007353.3(GNA12):​c.986G>A​(p.Arg329His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000174 in 1,613,758 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000014 ( 0 hom. )

Consequence

GNA12
NM_007353.3 missense

Scores

4
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 2.56
Variant links:
Genes affected
GNA12 (HGNC:4380): (G protein subunit alpha 12) Predicted to enable D5 dopamine receptor binding activity; G-protein beta/gamma-subunit complex binding activity; and GTPase activity. Involved in regulation of TOR signaling and regulation of proteasomal ubiquitin-dependent protein catabolic process. Located in focal adhesion. [provided by Alliance of Genome Resources, Apr 2022]
AMZ1 (HGNC:22231): (archaelysin family metallopeptidase 1) Predicted to enable metal ion binding activity and metallopeptidase activity. Predicted to be involved in proteolysis. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.11913028).
BS2
High AC in GnomAd4 at 8 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GNA12NM_007353.3 linkuse as main transcriptc.986G>A p.Arg329His missense_variant 4/4 ENST00000275364.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GNA12ENST00000275364.8 linkuse as main transcriptc.986G>A p.Arg329His missense_variant 4/41 NM_007353.3 P1Q03113-1

Frequencies

GnomAD3 genomes
AF:
0.0000527
AC:
8
AN:
151804
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000968
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000386
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000557
AC:
14
AN:
251292
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135842
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000137
AC:
20
AN:
1461838
Hom.:
0
Cov.:
32
AF XY:
0.0000110
AC XY:
8
AN XY:
727224
show subpopulations
Gnomad4 AFR exome
AF:
0.000119
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000227
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000527
AC:
8
AN:
151920
Hom.:
0
Cov.:
31
AF XY:
0.0000269
AC XY:
2
AN XY:
74230
show subpopulations
Gnomad4 AFR
AF:
0.0000966
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000387
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000986
Hom.:
0
Bravo
AF:
0.0000756
ExAC
AF:
0.0000412
AC:
5

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 GeneticsFeb 22, 2023The c.986G>A (p.R329H) alteration is located in exon 4 (coding exon 4) of the GNA12 gene. This alteration results from a G to A substitution at nucleotide position 986, causing the arginine (R) at amino acid position 329 to be replaced by a histidine (H). 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
0.077
BayesDel_addAF
Benign
-0.28
T
BayesDel_noAF
Benign
-0.29
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.32
T;.;.
Eigen
Benign
-0.096
Eigen_PC
Benign
0.089
FATHMM_MKL
Uncertain
0.89
D
LIST_S2
Benign
0.73
T;T;T
M_CAP
Benign
0.063
D
MetaRNN
Benign
0.12
T;T;T
MetaSVM
Uncertain
-0.071
T
MutationAssessor
Benign
1.1
L;.;.
MutationTaster
Benign
0.65
N;N;N;N;N
PrimateAI
Uncertain
0.63
T
PROVEAN
Benign
-0.010
N;N;N
REVEL
Benign
0.29
Sift
Benign
0.10
T;T;T
Sift4G
Benign
0.11
T;T;T
Polyphen
0.014
B;.;.
Vest4
0.16
MVP
0.71
MPC
0.78
ClinPred
0.059
T
GERP RS
5.1
Varity_R
0.059
gMVP
0.29

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: rs777971344; hg19: chr7-2770975; COSMIC: COSV51740080; COSMIC: COSV51740080; API