dbSNP rs766753268: PLEKHA8:p.Ala173Thr (chr7-30049302-G-A) – ACMG Classification: Uncertain_significance (2 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_001197026.2(PLEKHA8):c.517G>A(p.Ala173Thr) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000359 in 1,613,852 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000036 ( 0 hom. )

Consequence

PLEKHA8
NM_001197026.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.88

Publications

1 publications found

Variant links:

Genes affected

PLEKHA8 (HGNC:30037): (pleckstrin homology domain containing A8) Enables several functions, including ceramide binding activity; glycolipid transfer activity; and phosphatidylinositol-4-phosphate binding activity. Involved in ER to Golgi ceramide transport. Located in nucleoplasm and trans-Golgi network. [provided by Alliance of Genome Resources, Apr 2022]

PLEKHA8 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
PLEKHA8	NM_001197026.2 link	c.517G>A	p.Ala173Thr	missense_variant	Exon 5 of 14	ENST00000449726.6	NP_001183955.1	Q96JA3-1A0A2P1JJM6

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
PLEKHA8	ENST00000449726.6 link	c.517G>A	p.Ala173Thr	missense_variant	Exon 5 of 14	1	NM_001197026.2	ENSP00000397947.1		Q96JA3-1

Frequencies

GnomAD3 genomes

AF:

0.0000395

AC:

AN:

152080

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000725

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

GnomAD2 exomes

AF:

0.0000358

AC:

AN:

251336

AF XY:

0.0000442

show subpopulations

Gnomad AFR exome

AF:

0.0000615

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0000544

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000528

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000356

AC:

AN:

1461772

Hom.:

Cov.:

AF XY:

0.0000330

AC XY:

AN XY:

727198

show subpopulations

African (AFR)

AF:

0.0000597

AC:

AN:

33474

American (AMR)

AF:

0.00

AC:

AN:

44720

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.0000252

AC:

AN:

39698

South Asian (SAS)

AF:

0.0000116

AC:

AN:

86250

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5708

European-Non Finnish (NFE)

AF:

0.0000414

AC:

AN:

1111978

Other (OTH)

AF:

0.0000331

AC:

AN:

60388

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.493

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.0000395

AC:

AN:

152080

Hom.:

Cov.:

AF XY:

0.0000404

AC XY:

AN XY:

74286

show subpopulations

African (AFR)

AF:

0.0000725

AC:

AN:

41378

American (AMR)

AF:

0.00

AC:

AN:

15276

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5194

South Asian (SAS)

AF:

0.00

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10596

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000441

AC:

AN:

68024

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.458

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.0000987

Hom.:

Bravo

AF:

0.0000529

ExAC

AF:

0.0000576

AC:

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

Mar 21, 2023

Ambry Genetics

Significance:Uncertain significance

Review Status:criteria provided, single submitter

Collection Method:clinical testing

The c.517G>A (p.A173T) alteration is located in exon 5 (coding exon 5) of the PLEKHA8 gene. This alteration results from a G to A substitution at nucleotide position 517, causing the alanine (A) at amino acid position 173 to be replaced by a threonine (T). 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

0.56

BayesDel_addAF

Uncertain

0.11

BayesDel_noAF

Uncertain

0.10

CADD

Pathogenic

(source)

DANN

Pathogenic

1.0

DEOGEN2

Benign

0.12

T;.;.;.;T;T

Eigen

Pathogenic

0.91

Eigen_PC

Pathogenic

0.91

FATHMM_MKL

Pathogenic

0.99

LIST_S2

Uncertain

0.87

D;D;D;D;D;.

M_CAP

Benign

0.022

MetaRNN

Uncertain

0.71

D;D;D;D;D;D

MetaSVM

Uncertain

-0.18

MutationAssessor

Uncertain

2.2

M;.;M;M;.;.

PhyloP100

9.9

PrimateAI

Uncertain

0.69

PROVEAN

Uncertain

-2.8

D;.;D;D;D;D

REVEL

Uncertain

0.59

Sift

Uncertain

0.013

D;.;D;D;D;D

Sift4G

Uncertain

0.038

D;D;D;D;D;D

Polyphen

1.0

D;.;D;D;.;.

Vest4

0.76

MVP

0.75

MPC

0.99

ClinPred

0.56

GERP RS

5.9

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.32

gMVP

0.61

Mutation Taster

=52/48

polymorphism

(source)

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

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rs766753268

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over