10-45728877-C-A

Variant summary

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

The NM_001330074.2(WASHC2C):​c.142C>A​(p.Gln48Lys) variant causes a missense change. The variant allele was found at a frequency of 0.00000479 in 1,461,272 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: not found (cov: 31)
Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

WASHC2C
NM_001330074.2 missense

Scores

2
5
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.90
Variant links:
Genes affected
WASHC2C (HGNC:23414): (WASH complex subunit 2C) Enables phosphatidylinositol phosphate binding activity; phosphatidylinositol-3,4-bisphosphate binding activity; and retromer complex binding activity. Involved in several processes, including endosomal transport; negative regulation of barbed-end actin filament capping; and regulation of substrate adhesion-dependent cell spreading. Located in cytosol; early endosome; and nucleolus. Part of WASH complex. [provided by Alliance of Genome Resources, Apr 2022]

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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
WASHC2CNM_001330074.2 linkuse as main transcriptc.142C>A p.Gln48Lys missense_variant 3/31 ENST00000623400.4 NP_001317003.1 Q9Y4E1-7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
WASHC2CENST00000623400.4 linkuse as main transcriptc.142C>A p.Gln48Lys missense_variant 3/311 NM_001330074.2 ENSP00000485513.1 Q9Y4E1-7

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.00000816
AC:
2
AN:
244988
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
132864
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:
0.0000684
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000479
AC:
7
AN:
1461272
Hom.:
0
Cov.:
30
AF XY:
0.00000688
AC XY:
5
AN XY:
726942
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:
0.0000697
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
31
ExAC
AF:
0.00000828
AC:
1

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 GeneticsMay 29, 2024The c.142C>A (p.Q48K) alteration is located in exon 3 (coding exon 3) of the FAM21C gene. This alteration results from a C to A substitution at nucleotide position 142, causing the glutamine (Q) at amino acid position 48 to be replaced by a lysine (K). 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
0.29
BayesDel_addAF
Benign
0.0036
T
BayesDel_noAF
Benign
-0.23
CADD
Uncertain
24
DANN
Uncertain
0.99
DEOGEN2
Benign
0.022
T;.;.;.;.
Eigen
Uncertain
0.41
Eigen_PC
Uncertain
0.40
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.96
D;D;D;D;D
M_CAP
Benign
0.0056
T
MetaRNN
Benign
0.23
T;T;T;T;T
MetaSVM
Benign
-0.36
T
PrimateAI
Pathogenic
0.83
D
PROVEAN
Benign
-2.2
N;N;N;N;.
REVEL
Benign
0.14
Sift
Benign
0.065
T;T;T;T;.
Sift4G
Uncertain
0.046
D;T;D;D;D
Polyphen
0.71
P;.;.;.;.
Vest4
0.21
MutPred
0.37
Gain of ubiquitination at Q48 (P = 0.0258);Gain of ubiquitination at Q48 (P = 0.0258);Gain of ubiquitination at Q48 (P = 0.0258);Gain of ubiquitination at Q48 (P = 0.0258);Gain of ubiquitination at Q48 (P = 0.0258);
MVP
0.22
ClinPred
0.93
D
GERP RS
3.8
Varity_R
0.46
gMVP
0.60

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.22
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.22
Position offset: 29

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: rs777777260; hg19: chr10-46224325; API