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GeneBe

19-49430668-C-T

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 1P and 8B. PP2BP4_StrongBS2

The NM_020309.4(SLC17A7):​c.1534G>A​(p.Gly512Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000062 in 1,614,028 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000034 ( 0 hom. )

Consequence

SLC17A7
NM_020309.4 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.909
Variant links:
Genes affected
SLC17A7 (HGNC:16704): (solute carrier family 17 member 7) The protein encoded by this gene is a vesicle-bound, sodium-dependent phosphate transporter that is specifically expressed in the neuron-rich regions of the brain. It is preferentially associated with the membranes of synaptic vesicles and functions in glutamate transport. The protein shares 82% identity with the differentiation-associated Na-dependent inorganic phosphate cotransporter and they appear to form a distinct class within the Na+/Pi cotransporter family. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

PP2
Missense variant where missense usually causes diseases, SLC17A7
BP4
Computational evidence support a benign effect (MetaRNN=0.06354582).
BS2
High AC in GnomAd4 at 5 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC17A7NM_020309.4 linkuse as main transcriptc.1534G>A p.Gly512Ser missense_variant 12/12 ENST00000221485.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC17A7ENST00000221485.8 linkuse as main transcriptc.1534G>A p.Gly512Ser missense_variant 12/121 NM_020309.4 P1Q9P2U7-1
SLC17A7ENST00000600601.5 linkuse as main transcriptc.1333G>A p.Gly445Ser missense_variant 12/122 Q9P2U7-2

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152162
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000121
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000798
AC:
2
AN:
250536
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135682
show subpopulations
Gnomad AFR exome
AF:
0.000125
Gnomad AMR exome
AF:
0.00
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:
0.00
GnomAD4 exome
AF:
0.00000342
AC:
5
AN:
1461866
Hom.:
0
Cov.:
33
AF XY:
0.00000138
AC XY:
1
AN XY:
727244
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152162
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74308
show subpopulations
Gnomad4 AFR
AF:
0.000121
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:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000151

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 GeneticsJul 19, 2022The c.1534G>A (p.G512S) alteration is located in exon 12 (coding exon 12) of the SLC17A7 gene. This alteration results from a G to A substitution at nucleotide position 1534, causing the glycine (G) at amino acid position 512 to be replaced by a serine (S). 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
Benign
0.093
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.46
CADD
Benign
21
DANN
Uncertain
0.99
DEOGEN2
Benign
0.18
T;.
Eigen
Benign
-0.33
Eigen_PC
Benign
-0.16
FATHMM_MKL
Uncertain
0.78
D
LIST_S2
Benign
0.83
T;T
M_CAP
Benign
0.015
T
MetaRNN
Benign
0.064
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.69
N;.
MutationTaster
Benign
0.95
D;D
PrimateAI
Uncertain
0.55
T
PROVEAN
Benign
0.43
N;.
REVEL
Benign
0.057
Sift
Benign
0.25
T;.
Sift4G
Benign
0.30
T;T
Polyphen
0.0090
B;.
Vest4
0.068
MutPred
0.20
Gain of glycosylation at G512 (P = 0.0175);.;
MVP
0.068
MPC
0.048
ClinPred
0.056
T
GERP RS
3.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.035
gMVP
0.21

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: rs1054947945; hg19: chr19-49933925; API