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GeneBe

10-58196371-G-A

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BP4_StrongBS2

The NM_152230.5(IPMK):c.956C>T(p.Ala319Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000496 in 1,613,818 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000046 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000050 ( 0 hom. )

Consequence

IPMK
NM_152230.5 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.71
Variant links:
Genes affected
IPMK (HGNC:20739): (inositol polyphosphate multikinase) This gene encodes a member of the inositol phosphokinase family. The encoded protein has 3-kinase, 5-kinase and 6-kinase activities on phosphorylated inositol substrates. The encoded protein plays an important role in the biosynthesis of inositol 1,3,4,5,6-pentakisphosphate, and has a preferred 5-kinase activity. This gene may play a role in nuclear mRNA export. Pseudogenes of this gene are located on the long arm of chromosome 13 and the short arm of chromosome 19. [provided by RefSeq, Dec 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.06739956).
BS2
High AC in GnomAd at 7 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
IPMKNM_152230.5 linkuse as main transcriptc.956C>T p.Ala319Val missense_variant 6/6 ENST00000373935.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
IPMKENST00000373935.4 linkuse as main transcriptc.956C>T p.Ala319Val missense_variant 6/61 NM_152230.5 P1

Frequencies

GnomAD3 genomes
AF:
0.0000460
AC:
7
AN:
152042
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000966
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
GnomAD3 exomes
AF:
0.0000716
AC:
18
AN:
251388
Hom.:
0
AF XY:
0.0000515
AC XY:
7
AN XY:
135872
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000123
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.0000499
AC:
73
AN:
1461776
Hom.:
0
Cov.:
32
AF XY:
0.0000481
AC XY:
35
AN XY:
727190
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.0000187
Gnomad4 NFE exome
AF:
0.0000585
Gnomad4 OTH exome
AF:
0.0000662
GnomAD4 genome
AF:
0.0000460
AC:
7
AN:
152042
Hom.:
0
Cov.:
32
AF XY:
0.0000673
AC XY:
5
AN XY:
74264
show subpopulations
Gnomad4 AFR
AF:
0.0000966
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000137
Hom.:
0
Bravo
AF:
0.0000604
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000349
AC:
3
ExAC
AF:
0.000107
AC:
13

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 GeneticsJul 13, 2021The c.956C>T (p.A319V) alteration is located in exon 6 (coding exon 6) of the IPMK gene. This alteration results from a C to T substitution at nucleotide position 956, causing the alanine (A) at amino acid position 319 to be replaced by a valine (V). 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
0.092
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.61
Cadd
Benign
21
Dann
Benign
0.93
DEOGEN2
Benign
0.050
T
Eigen
Benign
-0.66
Eigen_PC
Benign
-0.50
FATHMM_MKL
Uncertain
0.80
D
LIST_S2
Benign
0.79
T
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.067
T
MetaSVM
Benign
-0.97
T
MutationAssessor
Benign
0.85
L
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.32
T
PROVEAN
Benign
-1.2
N
REVEL
Benign
0.065
Sift
Benign
0.12
T
Sift4G
Benign
0.31
T
Polyphen
0.0070
B
Vest4
0.092
MVP
0.12
MPC
0.16
ClinPred
0.023
T
GERP RS
2.9
Varity_R
0.040
gMVP
0.24

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs375383787; hg19: chr10-59956132; COSMIC: COSV64243833; API