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GeneBe

1-111182893-A-G

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 3P and 2B. PM2PP2BP4_Moderate

The NM_006090.5(CEPT1):c.941A>G(p.Lys314Arg) variant causes a missense change. The variant allele was found at a frequency of 0.00000137 in 1,461,480 control chromosomes in the GnomAD database, with no homozygous occurrence. 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 Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )

Consequence

CEPT1
NM_006090.5 missense

Scores

4
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.23
Variant links:
Genes affected
CEPT1 (HGNC:24289): (choline/ethanolamine phosphotransferase 1) This gene codes for a choline/ethanolaminephosphotransferase, which functions in the synthesis of choline- or ethanolamine- containing phospholipids. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Aug 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant where missense usually causes diseases, CEPT1
BP4
Computational evidence support a benign effect (MetaRNN=0.1731163).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CEPT1NM_006090.5 linkuse as main transcriptc.941A>G p.Lys314Arg missense_variant 7/9 ENST00000357172.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CEPT1ENST00000357172.9 linkuse as main transcriptc.941A>G p.Lys314Arg missense_variant 7/91 NM_006090.5 P4

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000399
AC:
1
AN:
250938
Hom.:
0
AF XY:
0.00000737
AC XY:
1
AN XY:
135634
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000883
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000137
AC:
2
AN:
1461480
Hom.:
0
Cov.:
30
AF XY:
0.00000275
AC XY:
2
AN XY:
727044
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
ExAC
AF:
0.00000824
AC:
1

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 GeneticsMay 05, 2023The c.941A>G (p.K314R) alteration is located in exon 7 (coding exon 6) of the CEPT1 gene. This alteration results from a A to G substitution at nucleotide position 941, causing the lysine (K) at amino acid position 314 to be replaced by an arginine (R). 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
0.065
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.46
Cadd
Benign
22
Dann
Uncertain
1.0
DEOGEN2
Benign
0.090
T;T
Eigen
Benign
-0.057
Eigen_PC
Benign
0.16
FATHMM_MKL
Uncertain
0.87
D
LIST_S2
Uncertain
0.87
D;.
M_CAP
Benign
0.0029
T
MetaRNN
Benign
0.17
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.5
L;L
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.68
T
PROVEAN
Benign
-0.82
N;N
REVEL
Benign
0.046
Sift
Benign
0.25
T;T
Sift4G
Benign
0.25
T;T
Polyphen
0.011
B;B
Vest4
0.17
MutPred
0.46
Loss of methylation at K314 (P = 0.0064);Loss of methylation at K314 (P = 0.0064);
MVP
0.40
MPC
0.81
ClinPred
0.43
T
GERP RS
6.0
Varity_R
0.12
gMVP
0.42

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: rs750250181; hg19: chr1-111725515; API