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GeneBe

10-22541928-G-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_ModerateBP6_ModerateBP7BS1BS2

The NM_005028.5(PIP4K2A):​c.912C>T​(p.Ser304=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00287 in 1,613,992 control chromosomes in the GnomAD database, including 99 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.015 ( 43 hom., cov: 32)
Exomes 𝑓: 0.0016 ( 56 hom. )

Consequence

PIP4K2A
NM_005028.5 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.153
Variant links:
Genes affected
PIP4K2A (HGNC:8997): (phosphatidylinositol-5-phosphate 4-kinase type 2 alpha) Phosphatidylinositol-5,4-bisphosphate, the precursor to second messengers of the phosphoinositide signal transduction pathways, is thought to be involved in the regulation of secretion, cell proliferation, differentiation, and motility. The protein encoded by this gene is one of a family of enzymes capable of catalyzing the phosphorylation of phosphatidylinositol-5-phosphate on the fourth hydroxyl of the myo-inositol ring to form phosphatidylinositol-5,4-bisphosphate. The amino acid sequence of this enzyme does not show homology to other kinases, but the recombinant protein does exhibit kinase activity. This gene is a member of the phosphatidylinositol-5-phosphate 4-kinase family. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.43).
BP6
Variant 10-22541928-G-A is Benign according to our data. Variant chr10-22541928-G-A is described in ClinVar as [Benign]. Clinvar id is 779111.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.153 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0148 (2259/152180) while in subpopulation AFR AF= 0.0506 (2100/41504). AF 95% confidence interval is 0.0488. There are 43 homozygotes in gnomad4. There are 1058 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High AC in GnomAd4 at 2259 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PIP4K2ANM_005028.5 linkuse as main transcriptc.912C>T p.Ser304= synonymous_variant 8/10 ENST00000376573.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PIP4K2AENST00000376573.9 linkuse as main transcriptc.912C>T p.Ser304= synonymous_variant 8/101 NM_005028.5 P1P48426-1
PIP4K2AENST00000545335.5 linkuse as main transcriptc.735C>T p.Ser245= synonymous_variant 8/102 P48426-2
PIP4K2AENST00000323883.11 linkuse as main transcriptc.492C>T p.Ser164= synonymous_variant 6/82
PIP4K2AENST00000604912.1 linkuse as main transcript downstream_gene_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0148
AC:
2252
AN:
152062
Hom.:
43
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0506
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00740
Gnomad ASJ
AF:
0.00115
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.0000944
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000206
Gnomad OTH
AF:
0.0129
GnomAD3 exomes
AF:
0.00396
AC:
995
AN:
251310
Hom.:
22
AF XY:
0.00276
AC XY:
375
AN XY:
135812
show subpopulations
Gnomad AFR exome
AF:
0.0514
Gnomad AMR exome
AF:
0.00281
Gnomad ASJ exome
AF:
0.00149
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000229
Gnomad OTH exome
AF:
0.00261
GnomAD4 exome
AF:
0.00162
AC:
2369
AN:
1461812
Hom.:
56
Cov.:
33
AF XY:
0.00139
AC XY:
1008
AN XY:
727228
show subpopulations
Gnomad4 AFR exome
AF:
0.0513
Gnomad4 AMR exome
AF:
0.00389
Gnomad4 ASJ exome
AF:
0.00168
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000151
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000146
Gnomad4 OTH exome
AF:
0.00396
GnomAD4 genome
AF:
0.0148
AC:
2259
AN:
152180
Hom.:
43
Cov.:
32
AF XY:
0.0142
AC XY:
1058
AN XY:
74406
show subpopulations
Gnomad4 AFR
AF:
0.0506
Gnomad4 AMR
AF:
0.00739
Gnomad4 ASJ
AF:
0.00115
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.0000944
Gnomad4 NFE
AF:
0.000206
Gnomad4 OTH
AF:
0.0128
Alfa
AF:
0.00748
Hom.:
11
Bravo
AF:
0.0165
Asia WGS
AF:
0.00462
AC:
16
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.000119

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeOct 09, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.43
CADD
Benign
6.1
DANN
Benign
0.66
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs62640376; hg19: chr10-22830857; API