12-131753342-C-T

Variant summary

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

The NM_004592.4(SFSWAP):​c.1301C>T​(p.Thr434Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000274 in 1,461,064 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

SFSWAP
NM_004592.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.23
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=0.090189636).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SFSWAPNM_004592.4 linkuse as main transcriptc.1301C>T p.Thr434Ile missense_variant 8/18 ENST00000261674.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SFSWAPENST00000261674.9 linkuse as main transcriptc.1301C>T p.Thr434Ile missense_variant 8/181 NM_004592.4 P4Q12872-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461064
Hom.:
0
Cov.:
32
AF XY:
0.00000138
AC XY:
1
AN XY:
726768
show subpopulations
Gnomad4 AFR exome
AF:
0.0000598
Gnomad4 AMR exome
AF:
0.0000224
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:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.00000378

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 GeneticsSep 29, 2022The c.1301C>T (p.T434I) alteration is located in exon 8 (coding exon 8) of the SFSWAP gene. This alteration results from a C to T substitution at nucleotide position 1301, causing the threonine (T) at amino acid position 434 to be replaced by an isoleucine (I). 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
0.095
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.56
CADD
Benign
18
DANN
Uncertain
0.99
DEOGEN2
Benign
0.11
T;.
Eigen
Benign
-0.37
Eigen_PC
Benign
-0.30
FATHMM_MKL
Benign
0.30
N
LIST_S2
Benign
0.72
T;T
M_CAP
Benign
0.0063
T
MetaRNN
Benign
0.090
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.4
L;L
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.48
T
PROVEAN
Benign
-1.8
N;N
REVEL
Benign
0.065
Sift
Benign
0.046
D;D
Sift4G
Benign
0.11
T;T
Polyphen
0.0010
B;.
Vest4
0.13
MutPred
0.36
Gain of catalytic residue at T439 (P = 0);Gain of catalytic residue at T439 (P = 0);
MVP
0.082
MPC
0.55
ClinPred
0.17
T
GERP RS
5.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.054
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: rs1881844235; hg19: chr12-132237887; API