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GeneBe

11-100943774-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_152432.4(ARHGAP42):c.949A>G(p.Ser317Gly) variant causes a missense change. The variant allele was found at a frequency of 0.0000265 in 1,549,014 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/19 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000027 ( 0 hom. )

Consequence

ARHGAP42
NM_152432.4 missense

Scores

1
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.18
Variant links:
Genes affected
ARHGAP42 (HGNC:26545): (Rho GTPase activating protein 42) This gene encodes a Rho GTPase-activating protein (RhoGAP), and member of the GRAF or BAR-PH family of proteins. Expression of this gene is enriched in vascular smooth muscle cells and the encoded protein inhibits RhoA activity to regulate vascular tone and control blood pressure. A mutation in the first intron of this gene modulates its expression and is associated with reduced blood pressure in human patients with borderline hypertension. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.043345362).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ARHGAP42NM_152432.4 linkuse as main transcriptc.949A>G p.Ser317Gly missense_variant 10/24 ENST00000298815.13

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ARHGAP42ENST00000298815.13 linkuse as main transcriptc.949A>G p.Ser317Gly missense_variant 10/245 NM_152432.4 P1
ARHGAP42ENST00000524892.7 linkuse as main transcriptc.847A>G p.Ser283Gly missense_variant 9/235
ARHGAP42ENST00000531183.1 linkuse as main transcriptc.517A>G p.Ser173Gly missense_variant 6/73

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152098
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000128
AC:
2
AN:
156698
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
82778
show subpopulations
Gnomad AFR exome
AF:
0.00
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:
0.00
Gnomad NFE exome
AF:
0.0000329
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000272
AC:
38
AN:
1396916
Hom.:
0
Cov.:
30
AF XY:
0.0000218
AC XY:
15
AN XY:
689018
show subpopulations
Gnomad4 AFR exome
AF:
0.0000318
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:
0.00
Gnomad4 NFE exome
AF:
0.0000343
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152098
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74298
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
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
Alfa
AF:
0.0000508
Hom.:
0
Bravo
AF:
0.0000189
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0

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 GeneticsJul 09, 2021The c.949A>G (p.S317G) alteration is located in exon 10 (coding exon 10) of the ARHGAP42 gene. This alteration results from a A to G substitution at nucleotide position 949, causing the serine (S) at amino acid position 317 to be replaced by a glycine (G). 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
0.054
BayesDel_addAF
Benign
-0.29
T
BayesDel_noAF
Benign
-0.64
Cadd
Benign
17
Dann
Benign
0.35
Eigen
Benign
-0.56
Eigen_PC
Benign
-0.34
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Benign
0.81
T;T;T
M_CAP
Benign
0.0047
T
MetaRNN
Benign
0.043
T;T;T
MetaSVM
Benign
-0.99
T
MutationTaster
Benign
0.56
N;N
PrimateAI
Benign
0.41
T
PROVEAN
Benign
1.6
N;N;N
REVEL
Benign
0.061
Sift
Benign
1.0
T;T;T
Sift4G
Benign
0.35
T;T;T
Polyphen
0.0
.;B;.
Vest4
0.097
MutPred
0.41
.;Loss of sheet (P = 0.0104);.;
MVP
0.040
ClinPred
0.26
T
GERP RS
3.0
Varity_R
0.031
gMVP
0.41

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: rs755444433; hg19: chr11-100814505; API