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GeneBe

4-184097271-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_153343.4(ENPP6):​c.1091G>A​(p.Arg364Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000892 in 1,614,048 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00018 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000079 ( 1 hom. )

Consequence

ENPP6
NM_153343.4 missense

Scores

2
8
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.73
Variant links:
Genes affected
ENPP6 (HGNC:23409): (ectonucleotide pyrophosphatase/phosphodiesterase 6) Enables glycerophosphocholine cholinephosphodiesterase activity. Involved in choline metabolic process and lipid metabolic process. Located in extracellular region and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.27175397).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ENPP6NM_153343.4 linkuse as main transcriptc.1091G>A p.Arg364Gln missense_variant 7/8 ENST00000296741.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ENPP6ENST00000296741.7 linkuse as main transcriptc.1091G>A p.Arg364Gln missense_variant 7/81 NM_153343.4 P1

Frequencies

GnomAD3 genomes
AF:
0.000184
AC:
28
AN:
152170
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000386
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00173
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:
0.000163
AC:
41
AN:
251344
Hom.:
0
AF XY:
0.000155
AC XY:
21
AN XY:
135852
show subpopulations
Gnomad AFR exome
AF:
0.000246
Gnomad AMR exome
AF:
0.0000867
Gnomad ASJ exome
AF:
0.00278
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000352
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.0000794
AC:
116
AN:
1461878
Hom.:
1
Cov.:
30
AF XY:
0.0000756
AC XY:
55
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.000149
Gnomad4 AMR exome
AF:
0.000112
Gnomad4 ASJ exome
AF:
0.00264
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.000298
GnomAD4 genome
AF:
0.000184
AC:
28
AN:
152170
Hom.:
0
Cov.:
32
AF XY:
0.000229
AC XY:
17
AN XY:
74338
show subpopulations
Gnomad4 AFR
AF:
0.000386
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00173
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.000478
Alfa
AF:
0.000391
Hom.:
0
Bravo
AF:
0.000189
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.000115
AC:
14
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

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 GeneticsApr 22, 2022The c.1091G>A (p.R364Q) alteration is located in exon 7 (coding exon 7) of the ENPP6 gene. This alteration results from a G to A substitution at nucleotide position 1091, causing the arginine (R) at amino acid position 364 to be replaced by a glutamine (Q). 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
0.28
BayesDel_addAF
Uncertain
0.12
D
BayesDel_noAF
Pathogenic
0.21
CADD
Pathogenic
27
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.063
T
Eigen
Uncertain
0.48
Eigen_PC
Uncertain
0.55
FATHMM_MKL
Uncertain
0.89
D
LIST_S2
Uncertain
0.94
D
M_CAP
Benign
0.041
D
MetaRNN
Benign
0.27
T
MetaSVM
Benign
-0.43
T
MutationAssessor
Benign
0.79
N
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.70
T
PROVEAN
Benign
-1.7
N
REVEL
Uncertain
0.54
Sift
Benign
0.038
D
Sift4G
Uncertain
0.031
D
Polyphen
0.94
P
Vest4
0.88
MVP
0.90
MPC
0.15
ClinPred
0.053
T
GERP RS
5.4
Varity_R
0.35
gMVP
0.81

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs202045491; hg19: chr4-185018424; COSMIC: COSV57065821; API