chr16-29860655-C-T

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_006319.5(CDIPT):​c.340G>A​(p.Val114Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000497 in 1,609,584 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

CDIPT
NM_006319.5 missense

Scores

3
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.07

Publications

0 publications found
Variant links:
Genes affected
CDIPT (HGNC:1769): (CDP-diacylglycerol--inositol 3-phosphatidyltransferase) Phosphatidylinositol breakdown products are ubiquitous second messengers that function downstream of many G protein-coupled receptors and tyrosine kinases regulating cell growth, calcium metabolism, and protein kinase C activity. Two enzymes, CDP-diacylglycerol synthase and phosphatidylinositol synthase, are involved in the biosynthesis of phosphatidylinositol. Phosphatidylinositol synthase, a member of the CDP-alcohol phosphatidyl transferase class-I family, is an integral membrane protein found on the cytoplasmic side of the endoplasmic reticulum and the Golgi apparatus. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Nov 2013]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.17159843).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_006319.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
CDIPT
NM_006319.5
MANE Select
c.340G>Ap.Val114Ile
missense
Exon 4 of 6NP_006310.1O14735-1
CDIPT
NM_001286585.2
c.205G>Ap.Val69Ile
missense
Exon 3 of 5NP_001273514.1O14735-3
CDIPT
NM_001286586.2
c.145G>Ap.Val49Ile
missense
Exon 4 of 6NP_001273515.1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
CDIPT
ENST00000219789.11
TSL:1 MANE Select
c.340G>Ap.Val114Ile
missense
Exon 4 of 6ENSP00000219789.6O14735-1
CDIPT
ENST00000934102.1
c.472G>Ap.Val158Ile
missense
Exon 4 of 6ENSP00000604161.1
CDIPT
ENST00000561555.5
TSL:2
c.412G>Ap.Val138Ile
missense
Exon 2 of 4ENSP00000455042.1B3KY94

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152202
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000121
AC:
3
AN:
248570
AF XY:
0.0000149
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000292
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000889
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.00000412
AC:
6
AN:
1457382
Hom.:
0
Cov.:
29
AF XY:
0.00000414
AC XY:
3
AN XY:
725178
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33376
American (AMR)
AF:
0.0000225
AC:
1
AN:
44512
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26028
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39678
South Asian (SAS)
AF:
0.00
AC:
0
AN:
85940
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53324
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5760
European-Non Finnish (NFE)
AF:
0.00000361
AC:
4
AN:
1108502
Other (OTH)
AF:
0.0000166
AC:
1
AN:
60262
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.450
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<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:
0.0000131
AC:
2
AN:
152202
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74348
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41448
American (AMR)
AF:
0.00
AC:
0
AN:
15288
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5188
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4836
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10612
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.0000294
AC:
2
AN:
68038
Other (OTH)
AF:
0.00
AC:
0
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.625
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<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:
0.00
Hom.:
0
Bravo
AF:
0.0000340
ExAC
AF:
0.00000824
AC:
1

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.092
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.61
CADD
Benign
20
DANN
Uncertain
1.0
DEOGEN2
Benign
0.13
T
Eigen
Benign
-0.094
Eigen_PC
Benign
0.074
FATHMM_MKL
Uncertain
0.82
D
LIST_S2
Uncertain
0.88
D
M_CAP
Benign
0.0077
T
MetaRNN
Benign
0.17
T
MetaSVM
Benign
-0.98
T
MutationAssessor
Benign
0.51
N
PhyloP100
1.1
PrimateAI
Benign
0.46
T
PROVEAN
Benign
-0.050
N
REVEL
Benign
0.072
Sift
Benign
0.080
T
Sift4G
Benign
0.26
T
Polyphen
0.097
B
Vest4
0.20
MutPred
0.36
Loss of methylation at R139 (P = 0.0463)
MVP
0.44
MPC
0.30
ClinPred
0.19
T
GERP RS
5.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.066
gMVP
0.26
Mutation Taster
=90/10
polymorphism

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

Other links and lift over

dbSNP: rs775685296; hg19: chr16-29871976; API