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GeneBe

18-13029948-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_032142.4(CEP192):c.1336A>G(p.Thr446Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000406 in 1,551,548 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00011 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000034 ( 0 hom. )

Consequence

CEP192
NM_032142.4 missense

Scores

1
2
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.301
Variant links:
Genes affected
CEP192 (HGNC:25515): (centrosomal protein 192) Enables phosphatase binding activity. Involved in centrosome-templated microtubule nucleation; mitotic spindle assembly; and protein localization to centrosome. Located in centriole; centrosome; and cytosol. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.03761372).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CEP192NM_032142.4 linkuse as main transcriptc.1336A>G p.Thr446Ala missense_variant 10/45 ENST00000506447.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CEP192ENST00000506447.5 linkuse as main transcriptc.1336A>G p.Thr446Ala missense_variant 10/455 NM_032142.4 P1Q8TEP8-3

Frequencies

GnomAD3 genomes
AF:
0.000105
AC:
16
AN:
152264
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000981
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000130
AC:
2
AN:
153916
Hom.:
0
AF XY:
0.0000245
AC XY:
2
AN XY:
81688
show subpopulations
Gnomad AFR exome
AF:
0.000126
Gnomad AMR exome
AF:
0.0000406
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000336
AC:
47
AN:
1399284
Hom.:
0
Cov.:
31
AF XY:
0.0000333
AC XY:
23
AN XY:
690128
show subpopulations
Gnomad4 AFR exome
AF:
0.0000316
Gnomad4 AMR exome
AF:
0.000112
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:
0.0000343
Gnomad4 OTH exome
AF:
0.0000690
GnomAD4 genome
AF:
0.000105
AC:
16
AN:
152264
Hom.:
0
Cov.:
33
AF XY:
0.0000538
AC XY:
4
AN XY:
74390
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.000981
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000427
Hom.:
0
Bravo
AF:
0.000291

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 GeneticsNov 21, 2023The c.1336A>G (p.T446A) alteration is located in exon 10 (coding exon 9) of the CEP192 gene. This alteration results from a A to G substitution at nucleotide position 1336, causing the threonine (T) at amino acid position 446 to be replaced by an alanine (A). 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
0.068
BayesDel_addAF
Benign
-0.44
T
BayesDel_noAF
Benign
-0.64
Cadd
Benign
17
Dann
Uncertain
1.0
Eigen
Benign
-0.56
Eigen_PC
Benign
-0.51
FATHMM_MKL
Benign
0.54
D
LIST_S2
Benign
0.51
T;T
M_CAP
Benign
0.012
T
MetaRNN
Benign
0.038
T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
0.59
D;N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
-1.4
N;.
REVEL
Benign
0.010
Sift
Pathogenic
0.0
D;.
Sift4G
Uncertain
0.038
D;T
Vest4
0.11
MutPred
0.29
.;Gain of catalytic residue at T41 (P = 0.007);
MVP
0.15
MPC
0.15
ClinPred
0.20
T
GERP RS
1.4
Varity_R
0.12
gMVP
0.16

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: rs200779293; hg19: chr18-13029947; API