15-32629634-C-A
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Variant summary
Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate
The NM_014783.6(ARHGAP11A):c.977C>A(p.Ala326Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000248 in 1,612,734 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 Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000020 ( 0 hom., cov: 27)
Exomes 𝑓: 6.8e-7 ( 0 hom. )
Consequence
ARHGAP11A
NM_014783.6 missense
NM_014783.6 missense
Scores
1
11
7
Clinical Significance
Conservation
PhyloP100: 2.78
Genes affected
ARHGAP11A (HGNC:15783): (Rho GTPase activating protein 11A) This gene encodes a member of the Rho GTPase activating protein family. In response to DNA damage, the encoded protein interacts with the p53 tumor suppressor protein and stimulates its tetramerization, which results in cell-cycle arrest and apoptosis. A chromosomal deletion that includes this gene is one cause of Prader-Willi syndrome, and an intronic variant of this gene may be associated with sleep duration in children. This gene is highly expressed in colon cancers and in a human basal-like breast cancer cell line. This gene also produces a ARHGAP11A-SCG5 readthrough transcript and ARHGAP11A-SCG5 protein. [provided by RefSeq, Feb 2019]
ARHGAP11A-SCG5 (HGNC:56310): (ARHGAP11A-SCG5 readthrough) This locus represents naturally occurring readthrough transcription between the neighboring ARHGAP11A (Rho GTPase activating protein 11A) and SCG5 (secretogranin V) genes on chromosome 15q13.3. The readthrough transcript encodes a fusion protein that shares sequence identity with both the ARHGAP11A and SCG5 gene products. [provided by RefSeq, Feb 2019]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 0 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.25171757).
Transcripts
RefSeq
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
ARHGAP11A | ENST00000361627.8 | c.977C>A | p.Ala326Asp | missense_variant | 8/12 | 1 | NM_014783.6 | ENSP00000355090.3 | ||
ARHGAP11A-SCG5 | ENST00000692248.1 | c.977C>A | p.Ala326Asp | missense_variant | 8/14 | ENSP00000510771.1 |
Frequencies
GnomAD3 genomes AF: 0.0000197 AC: 3AN: 152182Hom.: 0 Cov.: 27
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GnomAD4 exome AF: 6.85e-7 AC: 1AN: 1460552Hom.: 0 Cov.: 31 AF XY: 0.00 AC XY: 0AN XY: 726534
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GnomAD4 genome AF: 0.0000197 AC: 3AN: 152182Hom.: 0 Cov.: 27 AF XY: 0.0000269 AC XY: 2AN XY: 74334
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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 submitter | clinical testing | Ambry Genetics | Jan 23, 2024 | The c.977C>A (p.A326D) alteration is located in exon 8 (coding exon 8) of the ARHGAP11A gene. This alteration results from a C to A substitution at nucleotide position 977, causing the alanine (A) at amino acid position 326 to be replaced by an aspartic acid (D). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
BayesDel_addAF
Uncertain
D
BayesDel_noAF
Uncertain
CADD
Benign
DANN
Uncertain
DEOGEN2
Benign
.;T;.;.;.
Eigen
Uncertain
Eigen_PC
Uncertain
FATHMM_MKL
Pathogenic
D
LIST_S2
Benign
.;D;T;.;T
M_CAP
Uncertain
D
MetaRNN
Benign
T;T;T;T;T
MetaSVM
Uncertain
D
MutationAssessor
Uncertain
.;M;M;.;.
PrimateAI
Benign
T
PROVEAN
Benign
N;N;N;N;N
REVEL
Uncertain
Sift
Benign
D;D;D;D;D
Sift4G
Uncertain
D;D;D;D;D
Polyphen
0.91
.;P;.;.;.
Vest4
MutPred
0.27
.;Loss of glycosylation at T323 (P = 0.0584);Loss of glycosylation at T323 (P = 0.0584);Loss of glycosylation at T323 (P = 0.0584);.;
MVP
MPC
0.12
ClinPred
D
GERP RS
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gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at