rs746295534

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP6_Very_StrongBS1BS2

The NM_000340.2(SLC2A2):​c.496+7_496+8insTCAC variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000642 in 1,541,406 control chromosomes in the GnomAD database, including 8 homozygotes. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0039 ( 6 hom., cov: 32)
Exomes 𝑓: 0.00029 ( 2 hom. )

Consequence

SLC2A2
NM_000340.2 splice_region, intron

Scores

Not classified

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.189
Variant links:
Genes affected
SLC2A2 (HGNC:11006): (solute carrier family 2 member 2) This gene encodes an integral plasma membrane glycoprotein of the liver, islet beta cells, intestine, and kidney epithelium. The encoded protein mediates facilitated bidirectional glucose transport. Because of its low affinity for glucose, it has been suggested as a glucose sensor. Mutations in this gene are associated with susceptibility to diseases, including Fanconi-Bickel syndrome and noninsulin-dependent diabetes mellitus (NIDDM). Alternative splicing results in multiple transcript variants of this gene. [provided by RefSeq, Jul 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP6
Variant 3-171009950-T-TGTGA is Benign according to our data. Variant chr3-171009950-T-TGTGA is described in ClinVar as [Likely_benign]. Clinvar id is 540254.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.00391 (590/150856) while in subpopulation AFR AF= 0.0131 (535/40912). AF 95% confidence interval is 0.0122. There are 6 homozygotes in gnomad4. There are 270 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 6 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC2A2NM_000340.2 linkuse as main transcriptc.496+7_496+8insTCAC splice_region_variant, intron_variant ENST00000314251.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC2A2ENST00000314251.8 linkuse as main transcriptc.496+7_496+8insTCAC splice_region_variant, intron_variant 1 NM_000340.2 P1P11168-1
ENST00000655926.1 linkuse as main transcriptn.291+14926_291+14927insTGAG intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.00389
AC:
586
AN:
150738
Hom.:
6
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0130
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00232
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000420
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000738
Gnomad OTH
AF:
0.00632
GnomAD3 exomes
AF:
0.000537
AC:
100
AN:
186318
Hom.:
12
AF XY:
0.000369
AC XY:
37
AN XY:
100346
show subpopulations
Gnomad AFR exome
AF:
0.00929
Gnomad AMR exome
AF:
0.000512
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:
0.0000123
Gnomad OTH exome
AF:
0.000625
GnomAD4 exome
AF:
0.000287
AC:
399
AN:
1390550
Hom.:
2
Cov.:
37
AF XY:
0.000233
AC XY:
161
AN XY:
690238
show subpopulations
Gnomad4 AFR exome
AF:
0.0100
Gnomad4 AMR exome
AF:
0.000451
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000367
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000132
Gnomad4 OTH exome
AF:
0.000868
GnomAD4 genome
AF:
0.00391
AC:
590
AN:
150856
Hom.:
6
Cov.:
32
AF XY:
0.00367
AC XY:
270
AN XY:
73624
show subpopulations
Gnomad4 AFR
AF:
0.0131
Gnomad4 AMR
AF:
0.00231
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000420
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000738
Gnomad4 OTH
AF:
0.00626
Alfa
AF:
0.0000500
Hom.:
0

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoApr 02, 2021- -
Fanconi-Bickel syndrome Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeMay 06, 2021- -
SLC2A2-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesSep 10, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs746295534; hg19: chr3-170727739; API