NM_015275.3:c.866C>T

Variant summary

Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_015275.3(WASHC4):​c.866C>T​(p.Ala289Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000317 in 1,612,908 control chromosomes in the GnomAD database, including 5 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0017 ( 3 hom., cov: 32)
Exomes 𝑓: 0.00017 ( 2 hom. )

Consequence

WASHC4
NM_015275.3 missense

Scores

1
4
13

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:4

Conservation

PhyloP100: 7.91

Publications

2 publications found
Variant links:
Genes affected
WASHC4 (HGNC:29174): (WASH complex subunit 4) This gene encodes a component of the WASH complex, which functions in the intracellular transport of endosomes. Mutations in this gene have been detected in individuals with autosomal recessive cognitive disability. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jun 2014]
WASHC4 Gene-Disease associations (from GenCC):
  • autosomal recessive non-syndromic intellectual disability
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • intellectual disability, autosomal recessive 43
    Inheritance: AR Classification: LIMITED Submitted by: Ambry Genetics
  • schizophrenia
    Inheritance: Unknown Classification: NO_KNOWN Submitted by: Labcorp Genetics (formerly Invitae)

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0106163025).
BP6
Variant 12-105126083-C-T is Benign according to our data. Variant chr12-105126083-C-T is described in ClinVar as Likely_benign. ClinVar VariationId is 435575.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.0017 (259/152180) while in subpopulation AFR AF = 0.00616 (256/41570). AF 95% confidence interval is 0.00554. There are 3 homozygotes in GnomAd4. There are 127 alleles in the male GnomAd4 subpopulation. Median coverage is 32. This position passed quality control check.
BS2
High Homozygotes in GnomAd4 at 3 AR,Unknown gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
WASHC4NM_015275.3 linkc.866C>T p.Ala289Val missense_variant Exon 11 of 33 ENST00000332180.10 NP_056090.1 Q2M389-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
WASHC4ENST00000332180.10 linkc.866C>T p.Ala289Val missense_variant Exon 11 of 33 1 NM_015275.3 ENSP00000328062.6 Q2M389-1

Frequencies

GnomAD3 genomes
AF:
0.00170
AC:
259
AN:
152062
Hom.:
3
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00618
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.000434
AC:
108
AN:
248572
AF XY:
0.000334
show subpopulations
Gnomad AFR exome
AF:
0.00623
Gnomad AMR exome
AF:
0.000291
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000887
Gnomad OTH exome
AF:
0.000166
GnomAD4 exome
AF:
0.000173
AC:
252
AN:
1460728
Hom.:
2
Cov.:
31
AF XY:
0.000140
AC XY:
102
AN XY:
726674
show subpopulations
African (AFR)
AF:
0.00655
AC:
219
AN:
33442
American (AMR)
AF:
0.000291
AC:
13
AN:
44658
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26092
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39522
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86190
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53360
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5756
European-Non Finnish (NFE)
AF:
0.00000540
AC:
6
AN:
1111364
Other (OTH)
AF:
0.000232
AC:
14
AN:
60344
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.456
Heterozygous variant carriers
0
12
25
37
50
62
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
10
20
30
40
50
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.00170
AC:
259
AN:
152180
Hom.:
3
Cov.:
32
AF XY:
0.00171
AC XY:
127
AN XY:
74384
show subpopulations
African (AFR)
AF:
0.00616
AC:
256
AN:
41570
American (AMR)
AF:
0.000131
AC:
2
AN:
15296
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3466
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5192
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4826
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10588
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.0000147
AC:
1
AN:
67924
Other (OTH)
AF:
0.00
AC:
0
AN:
2112
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.496
Heterozygous variant carriers
0
14
27
41
54
68
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
4
8
12
16
20
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00119
Hom.:
2
Bravo
AF:
0.00211
ESP6500AA
AF:
0.00658
AC:
24
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000513
AC:
62
Asia WGS
AF:
0.000289
AC:
1
AN:
3476

ClinVar

Significance: Likely benign
Submissions summary: Benign:4
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Dec 31, 2019
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

-
Breakthrough Genomics, Breakthrough Genomics
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:not provided

- -

not specified Benign:1
Apr 25, 2016
Genetic Services Laboratory, University of Chicago
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

WASHC4-related disorder Benign:1
Jun 07, 2019
PreventionGenetics, part of Exact Sciences
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.12
BayesDel_addAF
Benign
-0.29
T
BayesDel_noAF
Benign
-0.18
CADD
Benign
21
DANN
Uncertain
0.98
DEOGEN2
Benign
0.0037
T;T
Eigen
Benign
0.11
Eigen_PC
Uncertain
0.31
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.95
D;D
M_CAP
Benign
0.011
T
MetaRNN
Benign
0.011
T;T
MetaSVM
Benign
-1.1
T
PhyloP100
7.9
PrimateAI
Uncertain
0.73
T
PROVEAN
Benign
-0.50
N;.
REVEL
Benign
0.18
Sift
Benign
1.0
T;.
Sift4G
Benign
0.41
T;T
Polyphen
0.21
B;.
Vest4
0.83
MVP
0.46
MPC
0.26
ClinPred
0.049
T
GERP RS
5.6
Varity_R
0.13
gMVP
0.50
Mutation Taster
=75/25
polymorphism

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

Other links and lift over

dbSNP: rs200763691; hg19: chr12-105519861; COSMIC: COSV99046037; COSMIC: COSV99046037; API