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GeneBe

12-39864819-C-T

Variant summary

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

The NM_052885.4(SLC2A13):c.1262G>A(p.Arg421His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000855 in 1,613,552 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00011 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000083 ( 0 hom. )

Consequence

SLC2A13
NM_052885.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.174
Variant links:
Genes affected
SLC2A13 (HGNC:15956): (solute carrier family 2 member 13) Enables ATPase binding activity; myo-inositol:proton symporter activity; and protease binding activity. Involved in myo-inositol transport and positive regulation of amyloid-beta formation. Is integral component of plasma membrane. Part of cell body; cell periphery; and cell projection. [provided by Alliance of Genome Resources, Apr 2022]
C12orf40 (HGNC:26846): (regulator of DNA class I crossover intermediates 1)

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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=0.13414806).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC2A13NM_052885.4 linkuse as main transcriptc.1262G>A p.Arg421His missense_variant 6/10 ENST00000280871.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC2A13ENST00000280871.9 linkuse as main transcriptc.1262G>A p.Arg421His missense_variant 6/101 NM_052885.4 P1
C12orf40ENST00000468200.2 linkuse as main transcriptc.*999-42815C>T intron_variant, NMD_transcript_variant 1 Q86WS4-3
SLC2A13ENST00000465517.1 linkuse as main transcriptn.148G>A non_coding_transcript_exon_variant 2/32

Frequencies

GnomAD3 genomes
AF:
0.000105
AC:
16
AN:
151816
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000177
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251482
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135916
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000867
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:
0.00000879
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000835
AC:
122
AN:
1461736
Hom.:
0
Cov.:
30
AF XY:
0.0000853
AC XY:
62
AN XY:
727182
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000935
Gnomad4 OTH exome
AF:
0.000149
GnomAD4 genome
AF:
0.000105
AC:
16
AN:
151816
Hom.:
0
Cov.:
32
AF XY:
0.000121
AC XY:
9
AN XY:
74108
show subpopulations
Gnomad4 AFR
AF:
0.0000242
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000177
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000229
Hom.:
0
Bravo
AF:
0.000102
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsNov 15, 2023The c.1262G>A (p.R421H) alteration is located in exon 6 (coding exon 6) of the SLC2A13 gene. This alteration results from a G to A substitution at nucleotide position 1262, causing the arginine (R) at amino acid position 421 to be replaced by a histidine (H). 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
0.075
BayesDel_addAF
Benign
-0.37
T
BayesDel_noAF
Benign
-0.42
Cadd
Benign
18
Dann
Uncertain
1.0
DEOGEN2
Benign
0.084
T
Eigen
Benign
-0.62
Eigen_PC
Benign
-0.67
FATHMM_MKL
Benign
0.042
N
LIST_S2
Benign
0.84
T
M_CAP
Benign
0.053
D
MetaRNN
Benign
0.13
T
MetaSVM
Benign
-0.80
T
MutationAssessor
Benign
0.69
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.22
T
PROVEAN
Benign
-0.50
N
REVEL
Benign
0.26
Sift
Benign
0.12
T
Sift4G
Benign
0.12
T
Polyphen
0.91
P
Vest4
0.19
MutPred
0.64
Gain of methylation at K425 (P = 0.0829);
MVP
0.34
MPC
0.28
ClinPred
0.21
T
GERP RS
-2.3
Varity_R
0.049
gMVP
0.67

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: rs200242923; hg19: chr12-40258621; COSMIC: COSV55115677; API