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GeneBe

7-71132893-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_022479.3(GALNT17):c.91A>G(p.Ile31Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000236 in 1,612,778 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 34)
Exomes 𝑓: 0.000022 ( 0 hom. )

Consequence

GALNT17
NM_022479.3 missense

Scores

2
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.37
Variant links:
Genes affected
GALNT17 (HGNC:16347): (polypeptide N-acetylgalactosaminyltransferase 17) This gene encodes an N-acetylgalactosaminyltransferase. This gene is located centromeric to the common deleted region in Williams-Beuren syndrome (WBS), a multisystem developmental disorder caused by the deletion of contiguous genes at 7q11.23. This protein may play a role in membrane trafficking. [provided by RefSeq, Jan 2013]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.17603743).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
GALNT17NM_022479.3 linkuse as main transcriptc.91A>G p.Ile31Val missense_variant 1/11 ENST00000333538.10
GALNT17XM_011516467.4 linkuse as main transcriptc.91A>G p.Ile31Val missense_variant 1/10
GALNT17XM_017012521.3 linkuse as main transcriptc.91A>G p.Ile31Val missense_variant 1/7
GALNT17XM_011516469.4 linkuse as main transcriptc.91A>G p.Ile31Val missense_variant 1/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
GALNT17ENST00000333538.10 linkuse as main transcriptc.91A>G p.Ile31Val missense_variant 1/111 NM_022479.3 P1

Frequencies

GnomAD3 genomes
AF:
0.0000395
AC:
6
AN:
152020
Hom.:
0
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.0000242
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:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000244
AC:
6
AN:
246028
Hom.:
0
AF XY:
0.0000374
AC XY:
5
AN XY:
133848
show subpopulations
Gnomad AFR exome
AF:
0.00
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:
0.0000545
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000219
AC:
32
AN:
1460758
Hom.:
0
Cov.:
32
AF XY:
0.0000220
AC XY:
16
AN XY:
726724
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.00
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:
0.0000261
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000395
AC:
6
AN:
152020
Hom.:
0
Cov.:
34
AF XY:
0.0000404
AC XY:
3
AN XY:
74248
show subpopulations
Gnomad4 AFR
AF:
0.0000242
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:
0.0000735
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000137
Hom.:
0
Bravo
AF:
0.0000604
ExAC
AF:
0.0000248
AC:
3
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

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 GeneticsJan 03, 2024The c.91A>G (p.I31V) alteration is located in exon 1 (coding exon 1) of the WBSCR17 gene. This alteration results from a A to G substitution at nucleotide position 91, causing the isoleucine (I) at amino acid position 31 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
Benign
0.055
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.39
Cadd
Benign
21
Dann
Benign
0.89
DEOGEN2
Benign
0.042
T
Eigen
Benign
-0.11
Eigen_PC
Benign
0.063
FATHMM_MKL
Uncertain
0.79
D
LIST_S2
Benign
0.71
T
M_CAP
Benign
0.0056
T
MetaRNN
Benign
0.18
T
MetaSVM
Benign
-0.91
T
MutationTaster
Benign
0.53
D
PrimateAI
Uncertain
0.61
T
PROVEAN
Benign
0.17
N
REVEL
Benign
0.089
Sift
Benign
0.37
T
Sift4G
Benign
1.0
T
Polyphen
0.081
B
Vest4
0.39
MutPred
0.34
Gain of sheet (P = 0.1208);
MVP
0.59
MPC
0.54
ClinPred
0.15
T
GERP RS
4.8
Varity_R
0.086
gMVP
0.36

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: rs768969882; hg19: chr7-70597879; COSMIC: COSV105880879; API