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GeneBe

1-147659017-G-A

Variant summary

Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PM1PM2PP3_Strong

The NM_016361.5(ACP6):c.502C>T(p.Arg168Trp) variant causes a missense change. The variant allele was found at a frequency of 0.000018 in 1,610,730 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000019 ( 1 hom. )

Consequence

ACP6
NM_016361.5 missense

Scores

9
5
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.15
Variant links:
Genes affected
ACP6 (HGNC:29609): (acid phosphatase 6, lysophosphatidic) This gene encodes a member of the histidine acid phosphatase protein family. The encoded protein hydrolyzes lysophosphatidic acid, which is involved in G protein-coupled receptor signaling, lipid raft modulation, and in balancing lipid composition within the cell. Alternative splicing results in multiple transcript variants. [provided by RefSeq, May 2016]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 8 ACMG points.

PM1
In a mutagenesis_site Abolishes enzyme activity. (size 0) in uniprot entity PPA6_HUMAN
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.978

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ACP6NM_016361.5 linkuse as main transcriptc.502C>T p.Arg168Trp missense_variant 4/10 ENST00000583509.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ACP6ENST00000583509.7 linkuse as main transcriptc.502C>T p.Arg168Trp missense_variant 4/101 NM_016361.5 P1Q9NPH0-1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152076
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000403
AC:
1
AN:
248276
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
134200
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:
0.00000886
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000185
AC:
27
AN:
1458654
Hom.:
1
Cov.:
31
AF XY:
0.0000138
AC XY:
10
AN XY:
725618
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:
0.0000583
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000189
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152076
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74270
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000189
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 GeneticsAug 16, 2021The c.502C>T (p.R168W) alteration is located in exon 4 (coding exon 4) of the ACP6 gene. This alteration results from a C to T substitution at nucleotide position 502, causing the arginine (R) at amino acid position 168 to be replaced by a tryptophan (W). 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
Uncertain
0.42
BayesDel_addAF
Pathogenic
0.43
D
BayesDel_noAF
Pathogenic
0.37
Cadd
Pathogenic
34
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.35
T;.;.;D
Eigen
Pathogenic
0.89
Eigen_PC
Pathogenic
0.83
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.96
D;D;D;D
M_CAP
Pathogenic
0.38
D
MetaRNN
Pathogenic
0.98
D;D;D;D
MetaSVM
Uncertain
0.74
D
MutationAssessor
Pathogenic
3.6
H;H;.;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.58
T
Sift4G
Pathogenic
0.0
D;D;D;D
Polyphen
1.0
D;D;.;.
Vest4
0.99
MutPred
0.92
Loss of catalytic residue at R168 (P = 0.0749);Loss of catalytic residue at R168 (P = 0.0749);.;.;
MVP
0.96
ClinPred
1.0
D
GERP RS
5.5
Varity_R
0.94
gMVP
0.95

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.17
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: rs978886014; hg19: chr1-147131132; COSMIC: COSV65076275; COSMIC: COSV65076275; API