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GeneBe

21-42539566-C-G

Variant summary

Our verdict is Benign. Variant got -15 ACMG points: 0P and 15B. BP4_StrongBP6_ModerateBP7BS1BS2

The NM_001320537.2(SLC37A1):ā€‹c.405C>Gā€‹(p.Leu135=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000923 in 1,613,972 control chromosomes in the GnomAD database, including 16 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (ā˜…). Synonymous variant affecting the same amino acid position (i.e. L135L) has been classified as Benign.

Frequency

Genomes: š‘“ 0.0046 ( 6 hom., cov: 33)
Exomes š‘“: 0.00054 ( 10 hom. )

Consequence

SLC37A1
NM_001320537.2 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.863
Variant links:
Genes affected
SLC37A1 (HGNC:11024): (solute carrier family 37 member 1) The protein encoded by this gene localizes to the endoplasmic reticulum (ER) membrane. This protein translocates glucose-6-phosphate from the cytoplasm into the lumen of the ER for hydrolysis into glucose by another ER membrane protein. This gene is a member of the solute carrier 37 gene family. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -15 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.7).
BP6
Variant 21-42539566-C-G is Benign according to our data. Variant chr21-42539566-C-G is described in ClinVar as [Benign]. Clinvar id is 786977.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.863 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4_exome allele frequency = 0.000545 (796/1461634) while in subpopulation AFR AF= 0.017 (569/33468). AF 95% confidence interval is 0.0158. There are 10 homozygotes in gnomad4_exome. There are 344 alleles in male gnomad4_exome subpopulation. Median coverage is 30. 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
SLC37A1NM_001320537.2 linkuse as main transcriptc.405C>G p.Leu135= synonymous_variant 6/20 ENST00000352133.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC37A1ENST00000352133.3 linkuse as main transcriptc.405C>G p.Leu135= synonymous_variant 6/201 NM_001320537.2 P1
SLC37A1ENST00000398341.7 linkuse as main transcriptc.405C>G p.Leu135= synonymous_variant 7/211 P1

Frequencies

GnomAD3 genomes
AF:
0.00453
AC:
689
AN:
152220
Hom.:
6
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0153
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00268
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.0000882
Gnomad OTH
AF:
0.00287
GnomAD3 exomes
AF:
0.00110
AC:
277
AN:
251096
Hom.:
6
AF XY:
0.000811
AC XY:
110
AN XY:
135700
show subpopulations
Gnomad AFR exome
AF:
0.0142
Gnomad AMR exome
AF:
0.000782
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:
0.000106
Gnomad OTH exome
AF:
0.00114
GnomAD4 exome
AF:
0.000545
AC:
796
AN:
1461634
Hom.:
10
Cov.:
30
AF XY:
0.000473
AC XY:
344
AN XY:
727114
show subpopulations
Gnomad4 AFR exome
AF:
0.0170
Gnomad4 AMR exome
AF:
0.00101
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000881
Gnomad4 OTH exome
AF:
0.00131
GnomAD4 genome
AF:
0.00456
AC:
694
AN:
152338
Hom.:
6
Cov.:
33
AF XY:
0.00428
AC XY:
319
AN XY:
74496
show subpopulations
Gnomad4 AFR
AF:
0.0154
Gnomad4 AMR
AF:
0.00268
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.00284
Alfa
AF:
0.0000515
Hom.:
1
Bravo
AF:
0.00560
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJul 31, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.70
CADD
Benign
2.0
DANN
Benign
0.53

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: rs116869533; hg19: chr21-43959676; API