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rs200813819

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_020717.5(SHROOM4):c.4321C>T(p.Arg1441Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000446 in 1,209,564 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 19 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R1441H) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000018 ( 0 hom., 0 hem., cov: 24)
Exomes 𝑓: 0.000047 ( 0 hom. 19 hem. )

Consequence

SHROOM4
NM_020717.5 missense

Scores

2
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.700
Variant links:
Genes affected
SHROOM4 (HGNC:29215): (shroom family member 4) This gene encodes a member of the APX/Shroom family, which contain an N-terminal PDZ domain and a C-terminal ASD2 motif. The encoded protein may play a role in cytoskeletal architecture. Mutations in this gene have been linked to the X-linked Stocco dos Santos syndrome characterized by cognitive disabilities. Alternatively spliced transcript variants have been described. [provided by RefSeq, Jul 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.06857744).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SHROOM4NM_020717.5 linkuse as main transcriptc.4321C>T p.Arg1441Cys missense_variant 9/9 ENST00000376020.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SHROOM4ENST00000376020.9 linkuse as main transcriptc.4321C>T p.Arg1441Cys missense_variant 9/92 NM_020717.5 P1Q9ULL8-1
SHROOM4ENST00000289292.11 linkuse as main transcriptc.4321C>T p.Arg1441Cys missense_variant 9/101 P1Q9ULL8-1
SHROOM4ENST00000460112.3 linkuse as main transcriptc.3973C>T p.Arg1325Cys missense_variant 8/85 Q9ULL8-2

Frequencies

GnomAD3 genomes
AF:
0.0000178
AC:
2
AN:
112250
Hom.:
0
Cov.:
24
AF XY:
0.00
AC XY:
0
AN XY:
34422
show subpopulations
Gnomad AFR
AF:
0.0000324
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000374
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000165
AC:
3
AN:
181413
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
66037
show subpopulations
Gnomad AFR exome
AF:
0.0000764
Gnomad AMR exome
AF:
0.0000366
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:
0.0000123
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000474
AC:
52
AN:
1097263
Hom.:
0
Cov.:
31
AF XY:
0.0000524
AC XY:
19
AN XY:
362675
show subpopulations
Gnomad4 AFR exome
AF:
0.0000379
Gnomad4 AMR exome
AF:
0.0000284
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000149
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000463
Gnomad4 OTH exome
AF:
0.0000434
GnomAD4 genome
AF:
0.0000178
AC:
2
AN:
112301
Hom.:
0
Cov.:
24
AF XY:
0.00
AC XY:
0
AN XY:
34483
show subpopulations
Gnomad4 AFR
AF:
0.0000323
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000375
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000142
Hom.:
1
Bravo
AF:
0.0000189
ExAC
AF:
0.0000330
AC:
4

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 testingGenetic Services Laboratory, University of ChicagoSep 21, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.63
Cadd
Benign
23
Dann
Benign
0.85
DEOGEN2
Benign
0.033
T;T;.
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Benign
0.83
T;.;T
M_CAP
Benign
0.034
D
MetaRNN
Benign
0.069
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.6
L;L;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Benign
0.36
T
PROVEAN
Uncertain
-3.1
D;D;D
REVEL
Benign
0.17
Sift
Benign
0.14
T;T;T
Sift4G
Benign
0.13
T;T;D
Polyphen
0.89
P;P;.
Vest4
0.18
MVP
0.13
MPC
0.15
ClinPred
0.25
T
GERP RS
3.1
Varity_R
0.19
gMVP
0.35

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: rs200813819; hg19: chrX-50339856; API