2-10764370-T-G

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001039362.2(ATP6V1C2):ā€‹c.323T>Gā€‹(p.Met108Arg) variant causes a missense change. The variant allele was found at a frequency of 0.00000205 in 1,461,780 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 33)
Exomes š‘“: 0.0000021 ( 0 hom. )

Consequence

ATP6V1C2
NM_001039362.2 missense

Scores

8
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.40
Variant links:
Genes affected
ATP6V1C2 (HGNC:18264): (ATPase H+ transporting V1 subunit C2) This gene encodes a component of vacuolar ATPase (V-ATPase), a multisubunit enzyme that mediates acidification of eukaryotic intracellular organelles. V-ATPase dependent organelle acidification is necessary for such intracellular processes as protein sorting, zymogen activation, receptor-mediated endocytosis, and synaptic vesicle proton gradient generation. V-ATPase is composed of a cytosolic V1 domain and a transmembrane V0 domain. The V1 domain consists of three A,three B, and two G subunits, as well as a C, D, E, F, and H subunit. The V1 domain contains the ATP catalytic site. This gene encodes alternate transcriptional splice variants, encoding different V1 domain C subunit isoforms. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ATP6V1C2NM_001039362.2 linkc.323T>G p.Met108Arg missense_variant 5/14 ENST00000272238.9 NP_001034451.1 Q8NEY4-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ATP6V1C2ENST00000272238.9 linkc.323T>G p.Met108Arg missense_variant 5/145 NM_001039362.2 ENSP00000272238.4 Q8NEY4-1
ATP6V1C2ENST00000635370.1 linkc.353T>G p.Met118Arg missense_variant 5/145 ENSP00000489280.1 A0A0U1RR16
ATP6V1C2ENST00000381661.3 linkc.323T>G p.Met108Arg missense_variant 5/132 ENSP00000371077.3 Q8NEY4-2
ATP6V1C2ENST00000648362.1 linkc.323T>G p.Met108Arg missense_variant 5/12 ENSP00000497038.1 A0A3B3IRZ7

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461780
Hom.:
0
Cov.:
30
AF XY:
0.00000138
AC XY:
1
AN XY:
727186
show subpopulations
Gnomad4 AFR exome
AF:
0.00
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:
0.00000270
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

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 30, 2024The c.323T>G (p.M108R) alteration is located in exon 5 (coding exon 4) of the ATP6V1C2 gene. This alteration results from a T to G substitution at nucleotide position 323, causing the methionine (M) at amino acid position 108 to be replaced by an arginine (R). 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
0.17
BayesDel_addAF
Uncertain
0.11
D
BayesDel_noAF
Uncertain
-0.070
CADD
Benign
23
DANN
Benign
0.96
DEOGEN2
Benign
0.090
.;T;.;.
Eigen
Benign
0.082
Eigen_PC
Uncertain
0.26
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.93
D;D;D;D
M_CAP
Benign
0.0087
T
MetaRNN
Uncertain
0.43
T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.6
.;L;L;.
PrimateAI
Uncertain
0.54
T
PROVEAN
Uncertain
-4.1
.;D;D;.
REVEL
Benign
0.25
Sift
Benign
0.47
.;T;T;.
Sift4G
Benign
0.53
.;T;T;T
Polyphen
0.022, 0.018
.;B;B;.
Vest4
0.84, 0.81, 0.80
MutPred
0.49
Gain of solvent accessibility (P = 0.0171);Gain of solvent accessibility (P = 0.0171);Gain of solvent accessibility (P = 0.0171);.;
MVP
0.46
MPC
0.29
ClinPred
0.88
D
GERP RS
5.7
Varity_R
0.84
gMVP
0.41

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.20
Details are displayed if max score is > 0.2
DS_AL_spliceai
0.20
Position offset: -39

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

No publications associated with this variant yet.

Other links and lift over

hg19: chr2-10904496; API