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GeneBe

X-7257483-C-T

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 1P and 4B. PP3BS2

The NM_001320752.2(STS):​c.277C>T​(p.Arg93Cys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000182 in 1,210,899 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 8 hemizygotes in GnomAD. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000089 ( 0 hom., 0 hem., cov: 24)
Exomes 𝑓: 0.000019 ( 0 hom. 8 hem. )

Consequence

STS
NM_001320752.2 missense

Scores

4
6
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.413
Variant links:
Genes affected
STS (HGNC:11425): (steroid sulfatase) This gene encodes a multi-pass membrane protein that is localized to the endoplasmic reticulum. It belongs to the sulfatase family and hydrolyzes several 3-beta-hydroxysteroid sulfates, which serve as metabolic precursors for estrogens, androgens, and cholesterol. Mutations in this gene are associated with X-linked ichthyosis (XLI). Alternatively spliced transcript variants resulting from the use of different promoters have been described for this gene (PMID:17601726). [provided by RefSeq, Mar 2016]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PP3
MetaRNN computational evidence supports a deleterious effect, 0.796
BS2
High Hemizygotes in GnomAdExome4 at 8 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
STSNM_001320752.2 linkuse as main transcriptc.277C>T p.Arg93Cys missense_variant 5/11 ENST00000674429.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
STSENST00000674429.1 linkuse as main transcriptc.277C>T p.Arg93Cys missense_variant 5/11 NM_001320752.2 P1

Frequencies

GnomAD3 genomes
AF:
0.00000886
AC:
1
AN:
112805
Hom.:
0
Cov.:
24
AF XY:
0.00
AC XY:
0
AN XY:
34949
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:
0.0000187
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000218
AC:
4
AN:
183444
Hom.:
0
AF XY:
0.0000147
AC XY:
1
AN XY:
67894
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000365
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000524
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000244
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000191
AC:
21
AN:
1098094
Hom.:
0
Cov.:
32
AF XY:
0.0000220
AC XY:
8
AN XY:
363450
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000284
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000331
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000202
Gnomad4 OTH exome
AF:
0.0000434
GnomAD4 genome
AF:
0.00000886
AC:
1
AN:
112805
Hom.:
0
Cov.:
24
AF XY:
0.00
AC XY:
0
AN XY:
34949
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:
0.0000187
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000340
ExAC
AF:
0.0000247
AC:
3
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000119

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsOct 12, 2021The c.292C>T (p.R98C) alteration is located in exon 4 (coding exon 4) of the STS gene. This alteration results from a C to T substitution at nucleotide position 292, causing the arginine (R) at amino acid position 98 to be replaced by a cysteine (C). 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
Uncertain
0.37
BayesDel_addAF
Benign
-0.021
T
BayesDel_noAF
Benign
-0.12
CADD
Benign
16
DANN
Uncertain
0.99
DEOGEN2
Pathogenic
0.90
D
FATHMM_MKL
Benign
0.038
N
LIST_S2
Uncertain
0.90
D
M_CAP
Pathogenic
0.87
D
MetaRNN
Pathogenic
0.80
D
MetaSVM
Uncertain
0.61
D
MutationAssessor
Benign
1.8
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.43
T
PROVEAN
Pathogenic
-4.7
D
REVEL
Uncertain
0.33
Sift
Benign
0.067
T
Sift4G
Uncertain
0.055
T
Polyphen
0.98
D
Vest4
0.25
MutPred
0.74
Loss of MoRF binding (P = 0.001);
MVP
0.42
MPC
0.89
ClinPred
0.69
D
GERP RS
-2.1
Varity_R
0.16
gMVP
0.82

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: rs779329015; hg19: chrX-7175524; API