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GeneBe

2-44320188-T-A

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_StrongBP6_Moderate

The NM_000341.4(SLC3A1):c.1618-11T>A variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000116 in 1,606,742 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 Benign (★).

Frequency

Genomes: 𝑓 0.00062 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000063 ( 1 hom. )

Consequence

SLC3A1
NM_000341.4 splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.1267
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 1.20
Variant links:
Genes affected
PREPL (HGNC:30228): (prolyl endopeptidase like) The protein encoded by this gene belongs to the prolyl oligopeptidase subfamily of serine peptidases. Mutations in this gene have been associated with hypotonia-cystinuria syndrome, also known as the 2p21 deletion syndrome. Several alternatively spliced transcript variants encoding either the same or different isoforms have been described for this gene.[provided by RefSeq, Jan 2010]
SLC3A1 (HGNC:11025): (solute carrier family 3 member 1) This gene encodes a type II membrane glycoprotein which is one of the components of the renal amino acid transporter which transports neutral and basic amino acids in the renal tubule and intestinal tract. Mutations and deletions in this gene are associated with cystinuria. Alternatively spliced transcript variants have been described, but their biological validity has not been determined. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.78).
BP6
Variant 2-44320188-T-A is Benign according to our data. Variant chr2-44320188-T-A is described in ClinVar as [Benign]. Clinvar id is 2052092.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PREPLNM_001171613.2 linkuse as main transcriptc.*1168A>T 3_prime_UTR_variant 14/14 ENST00000409411.6
SLC3A1NM_000341.4 linkuse as main transcriptc.1618-11T>A splice_polypyrimidine_tract_variant, intron_variant ENST00000260649.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PREPLENST00000409411.6 linkuse as main transcriptc.*1168A>T 3_prime_UTR_variant 14/141 NM_001171613.2 P4Q4J6C6-4
SLC3A1ENST00000260649.11 linkuse as main transcriptc.1618-11T>A splice_polypyrimidine_tract_variant, intron_variant 1 NM_000341.4 P1Q07837-1

Frequencies

GnomAD3 genomes
AF:
0.000618
AC:
94
AN:
152140
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00217
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.000478
GnomAD3 exomes
AF:
0.000198
AC:
49
AN:
247128
Hom.:
0
AF XY:
0.000157
AC XY:
21
AN XY:
134074
show subpopulations
Gnomad AFR exome
AF:
0.00222
Gnomad AMR exome
AF:
0.000380
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:
0.00
Gnomad OTH exome
AF:
0.000334
GnomAD4 exome
AF:
0.0000633
AC:
92
AN:
1454484
Hom.:
1
Cov.:
28
AF XY:
0.0000580
AC XY:
42
AN XY:
723962
show subpopulations
Gnomad4 AFR exome
AF:
0.00183
Gnomad4 AMR exome
AF:
0.000405
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000233
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000633
Gnomad4 OTH exome
AF:
0.0000665
GnomAD4 genome
AF:
0.000617
AC:
94
AN:
152258
Hom.:
0
Cov.:
33
AF XY:
0.000537
AC XY:
40
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.00217
Gnomad4 AMR
AF:
0.0000654
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:
0.000473
Alfa
AF:
0.000139
Hom.:
0
Bravo
AF:
0.000616

ClinVar

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

Submissions by phenotype

Cystinuria Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeApr 20, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.78
Cadd
Benign
11
Dann
Benign
0.66

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.13
dbscSNV1_RF
Benign
0.55
SpliceAI score (max)
0.16
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: rs142602711; hg19: chr2-44547327; COSMIC: COSV99576160; COSMIC: COSV99576160; API