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chr12-131711311-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_004592.4(SFSWAP):​c.82G>T​(p.Gly28Cys) variant causes a missense change. The variant allele was found at a frequency of 0.00000205 in 1,461,068 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. G28D) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

SFSWAP
NM_004592.4 missense

Scores

4
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.65
Variant links:
Genes affected
SFSWAP (HGNC:10790): (splicing factor SWAP) This gene encodes a human homolog of Drosophila splicing regulatory protein. This gene autoregulates its expression by control of splicing of its first two introns. In addition, it also regulates the splicing of fibronectin and CD45 genes. Two transcript variants encoding different isoforms have been identified. [provided by RefSeq, May 2012]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15746307).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SFSWAPNM_004592.4 linkuse as main transcriptc.82G>T p.Gly28Cys missense_variant 1/18 ENST00000261674.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SFSWAPENST00000261674.9 linkuse as main transcriptc.82G>T p.Gly28Cys missense_variant 1/181 NM_004592.4 P4Q12872-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000817
AC:
2
AN:
244868
Hom.:
0
AF XY:
0.00000751
AC XY:
1
AN XY:
133158
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000581
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461068
Hom.:
0
Cov.:
31
AF XY:
0.00000275
AC XY:
2
AN XY:
726848
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.00000756

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 GeneticsAug 21, 2023The c.82G>T (p.G28C) alteration is located in exon 1 (coding exon 1) of the SFSWAP gene. This alteration results from a G to T substitution at nucleotide position 82, causing the glycine (G) at amino acid position 28 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
Benign
0.12
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.45
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Benign
0.066
T;.
Eigen
Benign
0.086
Eigen_PC
Benign
0.091
FATHMM_MKL
Benign
0.73
D
LIST_S2
Benign
0.69
T;T
M_CAP
Benign
0.012
T
MetaRNN
Benign
0.16
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.34
N;N
MutationTaster
Benign
0.84
D;D
PrimateAI
Uncertain
0.73
T
PROVEAN
Benign
-1.2
N;N
REVEL
Benign
0.098
Sift
Uncertain
0.0060
D;D
Sift4G
Uncertain
0.015
D;D
Polyphen
0.85
P;.
Vest4
0.30
MutPred
0.36
Gain of catalytic residue at S31 (P = 0);Gain of catalytic residue at S31 (P = 0);
MVP
0.068
MPC
2.0
ClinPred
0.45
T
GERP RS
2.0
RBP_binding_hub_radar
0.97
RBP_regulation_power_radar
2.7
Varity_R
0.15
gMVP
0.50

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: rs1228742040; hg19: chr12-132195856; COSMIC: COSV99906347; API