rs3748233

Variant names:

Variant summary

Our verdict is Benign. The variant received -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBS1BS2

The NM_152309.3(PIK3AP1):c.1651G>A(p.Glu551Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00144 in 1,614,126 control chromosomes in the GnomAD database, including 57 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0011 ( 2 hom., cov: 34)

Exomes 𝑓: 0.0015 ( 55 hom. )

Consequence

PIK3AP1
NM_152309.3 missense

Scores

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 3.27

Publications

5 publications found

Variant links:

Genes affected

PIK3AP1 (HGNC:30034): (phosphoinositide-3-kinase adaptor protein 1) Predicted to enable phosphatidylinositol 3-kinase regulatory subunit binding activity and signaling receptor binding activity. Predicted to be involved in regulation of inflammatory response; regulation of signal transduction; and toll-like receptor signaling pathway. Predicted to be located in cytoplasm and membrane. Predicted to be active in cytosol. [provided by Alliance of Genome Resources, Apr 2022]

PIK3AP1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -14 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.006027162).

BP6

Variant 10-96626726-C-T is Benign according to our data. Variant chr10-96626726-C-T is described in ClinVar as Benign. ClinVar VariationId is 474917.Status of the report is criteria_provided_single_submitter, 1 stars.

BS1

Variant frequency is greater than expected in population eas. GnomAd4 allele frequency = 0.00112 (170/152324) while in subpopulation EAS AF = 0.0237 (123/5180). AF 95% confidence interval is 0.0203. There are 2 homozygotes in GnomAd4. There are 105 alleles in the male GnomAd4 subpopulation. Median coverage is 34. This position passed quality control check.

BS2

High AC in GnomAd4 at 170 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152309.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Selected	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PIK3AP1	NM_152309.3	MANE Select	c.1651G>A	p.Glu551Lys	missense	Exon 10 of 17	NP_689522.2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein
PIK3AP1	ENST00000339364.10	TSL:1 MANE Select	c.1651G>A	p.Glu551Lys	missense	Exon 10 of 17	ENSP00000339826.5
PIK3AP1	ENST00000371109.3	TSL:1	c.448G>A	p.Glu150Lys	missense	Exon 3 of 10	ENSP00000360150.3
PIK3AP1	ENST00000371110.6	TSL:2	c.1117G>A	p.Glu373Lys	missense	Exon 9 of 16	ENSP00000360151.2

Frequencies

GnomAD3 genomes

AF:

0.00112

AC:

170

AN:

152206

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000724

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000589

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.0241

Gnomad SAS

AF:

0.00497

Gnomad FIN

AF:

0.0000942

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000735

Gnomad OTH

AF:

0.00143

GnomAD2 exomes

AF:

0.00196

AC:

491

AN:

251100

AF XY:

0.00202

show subpopulations

Gnomad AFR exome

AF:

0.0000615

Gnomad AMR exome

AF:

0.0000579

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.0164

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000264

Gnomad OTH exome

AF:

0.00228

GnomAD4 exome

AF:

0.00148

AC:

2159

AN:

1461802

Hom.:

Cov.:

AF XY:

0.00158

AC XY:

1148

AN XY:

727202

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33478

American (AMR)

AF:

0.000112

AC:

AN:

44718

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26128

East Asian (EAS)

AF:

0.0404

AC:

1605

AN:

39696

South Asian (SAS)

AF:

0.00490

AC:

423

AN:

86246

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53406

Middle Eastern (MID)

AF:

0.000520

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.0000207

AC:

AN:

1111968

Other (OTH)

AF:

0.00166

AC:

100

AN:

60394

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.491

Heterozygous variant carriers

124

248

371

495

619

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

104

130

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.00112

AC:

170

AN:

152324

Hom.:

Cov.:

AF XY:

0.00141

AC XY:

105

AN XY:

74490

show subpopulations

African (AFR)

AF:

0.0000722

AC:

AN:

41576

American (AMR)

AF:

0.000719

AC:

AN:

15300

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.0237

AC:

123

AN:

5180

South Asian (SAS)

AF:

0.00497

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.0000942

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000735

AC:

AN:

68028

Other (OTH)

AF:

0.00142

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.514

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.000501

Hom.:

Bravo

AF:

0.000835

TwinsUK

AF:

0.00

AC:

ALSPAC

AF:

0.000259

AC:

ExAC

AF:

0.00198

AC:

240

Asia WGS

AF:

0.0120

AC:

AN:

3478

EpiCase

AF:

0.00

EpiControl

AF:

0.000119

ClinVar

Significance: Benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

Infantile spasms

Benign:1

Feb 04, 2025

Labcorp Genetics (formerly Invitae), Labcorp

Significance:Benign

Review Status:criteria provided, single submitter

Collection Method:clinical testing

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.080

BayesDel_addAF

Benign

-0.45

BayesDel_noAF

Benign

-0.37

CADD

Benign

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.13

Eigen

Benign

0.093

Eigen_PC

Uncertain

0.22

FATHMM_MKL

Uncertain

0.88

LIST_S2

Uncertain

0.91

MetaRNN

Benign

0.0060

MetaSVM

Benign

-1.1

MutationAssessor

Uncertain

2.0

PhyloP100

3.3

PrimateAI

Uncertain

0.55

PROVEAN

Benign

-0.45

REVEL

Benign

0.074

Sift

Benign

0.24

Sift4G

Benign

0.40

Polyphen

0.60

Vest4

0.42

MVP

0.32

MPC

0.62

ClinPred

0.016

GERP RS

5.8

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.0

Varity_R

0.14

gMVP

0.33

Mutation Taster

=97/3

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

Other links and lift over