chr9-4490513-C-G

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 2P and 12B. PM2BP4_StrongBP6_Very_Strong

The NM_004170.6(SLC1A1):​c.-167C>G variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00165 in 418,688 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0039 ( 1 hom., cov: 34)
Exomes 𝑓: 0.00036 ( 0 hom. )

Consequence

SLC1A1
NM_004170.6 5_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.13
Variant links:
Genes affected
SLC1A1 (HGNC:10939): (solute carrier family 1 member 1) This gene encodes a member of the high-affinity glutamate transporters that play an essential role in transporting glutamate across plasma membranes. In brain, these transporters are crucial in terminating the postsynaptic action of the neurotransmitter glutamate, and in maintaining extracellular glutamate concentrations below neurotoxic levels. This transporter also transports aspartate, and mutations in this gene are thought to cause dicarboxylicamino aciduria, also known as glutamate-aspartate transport defect. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.69).
BP6
Variant 9-4490513-C-G is Benign according to our data. Variant chr9-4490513-C-G is described in ClinVar as [Likely_benign]. Clinvar id is 367030.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC1A1NM_004170.6 linkuse as main transcriptc.-167C>G 5_prime_UTR_variant 1/12 ENST00000262352.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC1A1ENST00000262352.8 linkuse as main transcriptc.-167C>G 5_prime_UTR_variant 1/121 NM_004170.6 P1

Frequencies

GnomAD3 genomes
AF:
0.00393
AC:
598
AN:
152042
Hom.:
1
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0137
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00164
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000294
Gnomad OTH
AF:
0.00239
GnomAD4 exome
AF:
0.000356
AC:
95
AN:
266538
Hom.:
0
Cov.:
4
AF XY:
0.000304
AC XY:
42
AN XY:
138272
show subpopulations
Gnomad4 AFR exome
AF:
0.0127
Gnomad4 AMR exome
AF:
0.00100
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:
0.0000118
Gnomad4 OTH exome
AF:
0.000753
GnomAD4 genome
AF:
0.00392
AC:
597
AN:
152150
Hom.:
1
Cov.:
34
AF XY:
0.00391
AC XY:
291
AN XY:
74402
show subpopulations
Gnomad4 AFR
AF:
0.0136
Gnomad4 AMR
AF:
0.00164
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00237
Bravo
AF:
0.00456
Asia WGS
AF:
0.000871
AC:
3
AN:
3460

ClinVar

Significance: Likely benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Dicarboxylic aminoaciduria Benign:1
Likely benign, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJan 12, 2018This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as likely benign is not then subjected to further curation. The score for this variant resulted in a classification of likely benign for this disease. -
not provided Benign:1
Likely benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.69
CADD
Benign
17
DANN
Benign
0.68

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: rs12000219; hg19: chr9-4490513; API