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GeneBe

5-150199314-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_014228.5(SLC6A7):c.671C>T(p.Ala224Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,614,012 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000011 ( 0 hom. )

Consequence

SLC6A7
NM_014228.5 missense

Scores

3
11
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.99
Variant links:
Genes affected
SLC6A7 (HGNC:11054): (solute carrier family 6 member 7) This gene is a member of the gamma-aminobutyric acid (GABA) neurotransmitter gene family and encodes a high-affinity mammalian brain L-proline transporter protein. This transporter protein differs from other sodium-dependent plasma membrane carriers by its pharmacological specificity, kinetic properties, and ionic requirements. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC6A7NM_014228.5 linkuse as main transcriptc.671C>T p.Ala224Val missense_variant 5/14 ENST00000230671.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC6A7ENST00000230671.7 linkuse as main transcriptc.671C>T p.Ala224Val missense_variant 5/141 NM_014228.5 P1
SLC6A7ENST00000524041.1 linkuse as main transcriptc.671C>T p.Ala224Val missense_variant 5/165

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152228
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000109
AC:
16
AN:
1461784
Hom.:
0
Cov.:
31
AF XY:
0.00000825
AC XY:
6
AN XY:
727200
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
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:
0.0000144
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152228
Hom.:
0
Cov.:
31
AF XY:
0.0000134
AC XY:
1
AN XY:
74360
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189

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 GeneticsOct 20, 2023The c.671C>T (p.A224V) alteration is located in exon 5 (coding exon 5) of the SLC6A7 gene. This alteration results from a C to T substitution at nucleotide position 671, causing the alanine (A) at amino acid position 224 to be replaced by a valine (V). 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
Pathogenic
0.88
BayesDel_addAF
Uncertain
0.032
T
BayesDel_noAF
Benign
-0.19
Cadd
Uncertain
25
Dann
Pathogenic
1.0
DEOGEN2
Uncertain
0.43
T;T
Eigen
Uncertain
0.38
Eigen_PC
Uncertain
0.46
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.91
D;D
M_CAP
Benign
0.035
D
MetaRNN
Uncertain
0.47
T;T
MetaSVM
Benign
-0.38
T
MutationAssessor
Benign
1.4
L;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.62
T
PROVEAN
Uncertain
-3.6
D;D
REVEL
Uncertain
0.43
Sift
Uncertain
0.0020
D;D
Sift4G
Uncertain
0.059
T;T
Polyphen
0.66
P;.
Vest4
0.46
MutPred
0.62
Loss of catalytic residue at A224 (P = 0.144);Loss of catalytic residue at A224 (P = 0.144);
MVP
0.77
MPC
0.30
ClinPred
0.99
D
GERP RS
5.1
Varity_R
0.76
gMVP
0.61

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: rs1322025405; hg19: chr5-149578877; API