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GeneBe

1-223712855-G-A

Variant summary

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

The NM_001748.5(CAPN2):c.215G>A(p.Gly72Asp) variant causes a missense change. The variant allele was found at a frequency of 0.0000349 in 1,548,286 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000036 ( 0 hom. )

Consequence

CAPN2
NM_001748.5 missense

Scores

2
11
6

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.53
Variant links:
Genes affected
CAPN2 (HGNC:1479): (calpain 2) The calpains, calcium-activated neutral proteases, are nonlysosomal, intracellular cysteine proteases. The mammalian calpains include ubiquitous, stomach-specific, and muscle-specific proteins. The ubiquitous enzymes consist of heterodimers with distinct large, catalytic subunits associated with a common small, regulatory subunit. This gene encodes the large subunit of the ubiquitous enzyme, calpain 2. Multiple heterogeneous transcriptional start sites in the 5' UTR have been reported. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Mar 2009]

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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 UniProt
CAPN2NM_001748.5 linkuse as main transcriptc.215G>A p.Gly72Asp missense_variant 1/21 ENST00000295006.6
CAPN2XM_047431344.1 linkuse as main transcriptc.215G>A p.Gly72Asp missense_variant 1/12
CAPN2NM_001146068.2 linkuse as main transcriptc.4-4907G>A intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CAPN2ENST00000295006.6 linkuse as main transcriptc.215G>A p.Gly72Asp missense_variant 1/211 NM_001748.5 P1P17655-1
CAPN2ENST00000433674.6 linkuse as main transcriptc.4-4907G>A intron_variant 2 P17655-2
CAPN2ENST00000434648.5 linkuse as main transcriptc.4-4907G>A intron_variant 5

Frequencies

GnomAD3 genomes
AF:
0.0000264
AC:
4
AN:
151744
Hom.:
0
Cov.:
33
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:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000590
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000653
AC:
11
AN:
168326
Hom.:
0
AF XY:
0.0000537
AC XY:
5
AN XY:
93072
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000241
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:
0.0000403
Gnomad OTH exome
AF:
0.000505
GnomAD4 exome
AF:
0.0000358
AC:
50
AN:
1396542
Hom.:
0
Cov.:
34
AF XY:
0.0000260
AC XY:
18
AN XY:
692188
show subpopulations
Gnomad4 AFR exome
AF:
0.0000339
Gnomad4 AMR exome
AF:
0.000165
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:
0.0000388
Gnomad4 OTH exome
AF:
0.0000173
GnomAD4 genome
AF:
0.0000264
AC:
4
AN:
151744
Hom.:
0
Cov.:
33
AF XY:
0.0000270
AC XY:
2
AN XY:
74098
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:
0.00
Gnomad4 NFE
AF:
0.0000590
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000993
Hom.:
0
Bravo
AF:
0.0000302
ExAC
AF:
0.0000586
AC:
7

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 GeneticsAug 17, 2022The c.215G>A (p.G72D) alteration is located in exon 1 (coding exon 1) of the CAPN2 gene. This alteration results from a G to A substitution at nucleotide position 215, causing the glycine (G) at amino acid position 72 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: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.23
BayesDel_addAF
Uncertain
0.042
T
BayesDel_noAF
Uncertain
0.12
Cadd
Pathogenic
29
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.60
D
Eigen
Uncertain
0.52
Eigen_PC
Uncertain
0.47
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.93
D
M_CAP
Uncertain
0.20
D
MetaRNN
Uncertain
0.53
D
MetaSVM
Uncertain
0.48
D
MutationAssessor
Benign
2.0
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Benign
0.45
T
PROVEAN
Pathogenic
-5.8
D
REVEL
Pathogenic
0.74
Sift
Benign
0.087
T
Sift4G
Benign
0.098
T
Polyphen
1.0
D
Vest4
0.22
MutPred
0.64
Gain of ubiquitination at K69 (P = 0.038);
MVP
0.89
MPC
0.69
ClinPred
0.83
D
GERP RS
3.9
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.82
gMVP
0.62

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: rs756560847; hg19: chr1-223900557; API