chr2-70181459-G-A

Variant summary

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

The NM_017880.3(C2orf42):​c.527C>T​(p.Pro176Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000805 in 1,613,944 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★).

Frequency

Genomes: 𝑓 0.00087 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00080 ( 1 hom. )

Consequence

C2orf42
NM_017880.3 missense

Scores

6
12

Clinical Significance

Uncertain significance criteria provided, multiple submitters, no conflicts U:2

Conservation

PhyloP100: 9.19
Variant links:
Genes affected
C2orf42 (HGNC:26056): (chromosome 2 open reading frame 42) Located in nucleoplasm. [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 -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.012652814).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
C2orf42NM_017880.3 linkuse as main transcriptc.527C>T p.Pro176Leu missense_variant 3/10 ENST00000264434.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
C2orf42ENST00000264434.7 linkuse as main transcriptc.527C>T p.Pro176Leu missense_variant 3/101 NM_017880.3 P1
C2orf42ENST00000420306.1 linkuse as main transcriptc.527C>T p.Pro176Leu missense_variant 1/82 P1
C2orf42ENST00000417865.5 linkuse as main transcript downstream_gene_variant 3
C2orf42ENST00000447804.1 linkuse as main transcript downstream_gene_variant 4

Frequencies

GnomAD3 genomes
AF:
0.000874
AC:
133
AN:
152116
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000193
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000458
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000623
Gnomad FIN
AF:
0.00358
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00110
Gnomad OTH
AF:
0.000960
GnomAD3 exomes
AF:
0.000945
AC:
237
AN:
250822
Hom.:
0
AF XY:
0.000981
AC XY:
133
AN XY:
135540
show subpopulations
Gnomad AFR exome
AF:
0.000185
Gnomad AMR exome
AF:
0.000347
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000425
Gnomad FIN exome
AF:
0.00316
Gnomad NFE exome
AF:
0.00118
Gnomad OTH exome
AF:
0.00114
GnomAD4 exome
AF:
0.000798
AC:
1167
AN:
1461710
Hom.:
1
Cov.:
33
AF XY:
0.000837
AC XY:
609
AN XY:
727176
show subpopulations
Gnomad4 AFR exome
AF:
0.000299
Gnomad4 AMR exome
AF:
0.000291
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000371
Gnomad4 FIN exome
AF:
0.00218
Gnomad4 NFE exome
AF:
0.000835
Gnomad4 OTH exome
AF:
0.000480
GnomAD4 genome
AF:
0.000874
AC:
133
AN:
152234
Hom.:
0
Cov.:
32
AF XY:
0.000954
AC XY:
71
AN XY:
74416
show subpopulations
Gnomad4 AFR
AF:
0.000193
Gnomad4 AMR
AF:
0.000458
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000623
Gnomad4 FIN
AF:
0.00358
Gnomad4 NFE
AF:
0.00110
Gnomad4 OTH
AF:
0.000950
Alfa
AF:
0.000906
Hom.:
1
Bravo
AF:
0.000808
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.00104
AC:
4
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00116
AC:
10
ExAC
AF:
0.000931
AC:
113
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.00164
EpiControl
AF:
0.00148

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGenomic Diagnostic Laboratory, Division of Genomic Diagnostics, Children's Hospital of PhiladelphiaNov 06, 2015- -
not provided Uncertain:1
Uncertain significance, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.29
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.42
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.062
T;T
Eigen
Uncertain
0.33
Eigen_PC
Uncertain
0.45
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Uncertain
0.96
.;D
M_CAP
Benign
0.011
T
MetaRNN
Benign
0.013
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.1
L;L
MutationTaster
Benign
1.0
D;D
PROVEAN
Uncertain
-2.4
N;N
REVEL
Benign
0.17
Sift
Benign
0.049
D;D
Sift4G
Benign
0.24
T;T
Polyphen
0.56
P;P
Vest4
0.35
MVP
0.37
MPC
0.42
ClinPred
0.044
T
GERP RS
5.0
Varity_R
0.13
gMVP
0.37

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.050
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: rs148471734; hg19: chr2-70408591; COSMIC: COSV104580285; COSMIC: COSV104580285; API