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GeneBe

2-37645996-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_006449.5(CDC42EP3):​c.592G>A​(p.Asp198Asn) variant causes a missense change. The variant allele was found at a frequency of 0.0000254 in 1,613,870 control chromosomes in the GnomAD database, including 1 homozygotes. 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: 𝑓 0.000059 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000022 ( 1 hom. )

Consequence

CDC42EP3
NM_006449.5 missense

Scores

4
12

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.40
Variant links:
Genes affected
CDC42EP3 (HGNC:16943): (CDC42 effector protein 3) This gene encodes a member of a small family of guanosine triphosphate (GTP) metabolizing proteins that contain a CRIB (Cdc42, Rac interactive binding) domain. Members of this family of proteins act as effectors of CDC42 function. The encoded protein is involved in actin cytoskeleton re-organization during cell shape changes, including pseudopodia formation. A pseudogene of this gene is found on chromosome 19. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2012]
CDC42EP3-AS1 (HGNC:56370): (CDC42EP3 antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.08792722).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDC42EP3NM_006449.5 linkuse as main transcriptc.592G>A p.Asp198Asn missense_variant 2/2 ENST00000295324.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDC42EP3ENST00000295324.4 linkuse as main transcriptc.592G>A p.Asp198Asn missense_variant 2/21 NM_006449.5 P1
ENST00000702971.1 linkuse as main transcriptn.105-15619C>T intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.0000592
AC:
9
AN:
152148
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000145
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000193
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000678
AC:
17
AN:
250854
Hom.:
0
AF XY:
0.0000738
AC XY:
10
AN XY:
135532
show subpopulations
Gnomad AFR exome
AF:
0.000308
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000272
Gnomad SAS exome
AF:
0.000229
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000219
AC:
32
AN:
1461604
Hom.:
1
Cov.:
32
AF XY:
0.0000248
AC XY:
18
AN XY:
727094
show subpopulations
Gnomad4 AFR exome
AF:
0.000209
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.000220
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000591
AC:
9
AN:
152266
Hom.:
0
Cov.:
32
AF XY:
0.0000806
AC XY:
6
AN XY:
74456
show subpopulations
Gnomad4 AFR
AF:
0.000144
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000193
Gnomad4 SAS
AF:
0.000414
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000508
Hom.:
0
Bravo
AF:
0.0000453
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000824
AC:
10
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsFeb 08, 2023The c.592G>A (p.D198N) alteration is located in exon 2 (coding exon 1) of the CDC42EP3 gene. This alteration results from a G to A substitution at nucleotide position 592, causing the aspartic acid (D) at amino acid position 198 to be replaced by an asparagine (N). 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
0.071
BayesDel_addAF
Benign
-0.42
T
BayesDel_noAF
Benign
-0.54
CADD
Benign
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.029
T;T;T
Eigen
Uncertain
0.26
Eigen_PC
Uncertain
0.38
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Benign
0.81
T;.;T
M_CAP
Benign
0.0053
T
MetaRNN
Benign
0.088
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.7
L;L;.
MutationTaster
Benign
1.0
D
PrimateAI
Benign
0.46
T
Sift4G
Benign
0.085
T;T;.
Polyphen
0.65
P;P;.
Vest4
0.36
MVP
0.63
MPC
0.097
ClinPred
0.062
T
GERP RS
5.9
Varity_R
0.12
gMVP
0.17

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: rs145686620; hg19: chr2-37873139; COSMIC: COSV105886112; COSMIC: COSV105886112; API