chr1-234231530-A-G

Variant summary

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

The NM_173508.4(SLC35F3):ā€‹c.397A>Gā€‹(p.Lys133Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000137 in 1,461,694 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: not found (cov: 32)
Exomes š‘“: 0.0000014 ( 0 hom. )

Consequence

SLC35F3
NM_173508.4 missense

Scores

4
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.34
Variant links:
Genes affected
SLC35F3 (HGNC:23616): (solute carrier family 35 member F3) Involved in thiamine transport. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

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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=0.09536722).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC35F3NM_173508.4 linkuse as main transcriptc.397A>G p.Lys133Glu missense_variant 3/8 ENST00000366618.8
SLC35F3NM_001300845.2 linkuse as main transcriptc.190A>G p.Lys64Glu missense_variant 2/7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC35F3ENST00000366618.8 linkuse as main transcriptc.397A>G p.Lys133Glu missense_variant 3/82 NM_173508.4 Q8IY50-2
SLC35F3ENST00000366617.3 linkuse as main transcriptc.190A>G p.Lys64Glu missense_variant 2/71 P1Q8IY50-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.0000240
AC:
6
AN:
250374
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135444
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000327
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:
0.00000137
AC:
2
AN:
1461694
Hom.:
0
Cov.:
32
AF XY:
0.00000275
AC XY:
2
AN XY:
727172
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.00000756
ExAC
AF:
0.0000247
AC:
3

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 GeneticsJan 03, 2024The c.397A>G (p.K133E) alteration is located in exon 3 (coding exon 3) of the SLC35F3 gene. This alteration results from a A to G substitution at nucleotide position 397, causing the lysine (K) at amino acid position 133 to be replaced by a glutamic acid (E). 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
-0.37
T
BayesDel_noAF
Benign
-0.45
CADD
Benign
19
DANN
Uncertain
0.99
DEOGEN2
Benign
0.18
.;T
Eigen
Benign
-0.36
Eigen_PC
Benign
-0.27
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.61
T;T
M_CAP
Benign
0.018
T
MetaRNN
Benign
0.095
T;T
MetaSVM
Benign
-0.99
T
MutationAssessor
Benign
1.0
.;L
MutationTaster
Benign
0.93
N;N
PrimateAI
Uncertain
0.60
T
PROVEAN
Benign
-1.6
N;N
REVEL
Benign
0.055
Sift
Benign
0.042
D;D
Sift4G
Uncertain
0.011
D;D
Polyphen
0.0
B;B
Vest4
0.26
MutPred
0.44
.;Loss of MoRF binding (P = 0.0067);
MVP
0.068
MPC
0.83
ClinPred
0.13
T
GERP RS
2.2
Varity_R
0.16
gMVP
0.42

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: rs771538452; hg19: chr1-234367276; API