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GeneBe

5-138189633-A-G

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_ModerateBP6_ModerateBP7BS1BS2

The NM_004661.4(CDC23):ā€‹c.1623T>Cā€‹(p.Asp541=) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00233 in 1,611,516 control chromosomes in the GnomAD database, including 81 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (ā˜…).

Frequency

Genomes: š‘“ 0.012 ( 37 hom., cov: 31)
Exomes š‘“: 0.0013 ( 44 hom. )

Consequence

CDC23
NM_004661.4 splice_region, synonymous

Scores

2
Splicing: ADA: 0.1726
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.37
Variant links:
Genes affected
CDC23 (HGNC:1724): (cell division cycle 23) The protein encoded by this gene shares strong similarity with Saccharomyces cerevisiae Cdc23, a protein essential for cell cycle progression through the G2/M transition. This protein is a component of anaphase-promoting complex (APC), which is composed of eight protein subunits and highly conserved in eukaryotic cells. APC catalyzes the formation of cyclin B-ubiquitin conjugate that is responsible for the ubiquitin-mediated proteolysis of B-type cyclins. This protein and 3 other members of the APC complex contain the TPR (tetratricopeptide repeat), a protein domain important for protein-protein interaction. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.41).
BP6
Variant 5-138189633-A-G is Benign according to our data. Variant chr5-138189633-A-G is described in ClinVar as [Benign]. Clinvar id is 783396.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=2.37 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.012 (1829/152256) while in subpopulation AFR AF= 0.0423 (1756/41540). AF 95% confidence interval is 0.0406. There are 37 homozygotes in gnomad4. There are 836 alleles in male gnomad4 subpopulation. Median coverage is 31. This position pass quality control queck.
BS2
High AC in GnomAd4 at 1829 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDC23NM_004661.4 linkuse as main transcriptc.1623T>C p.Asp541= splice_region_variant, synonymous_variant 15/16 ENST00000394886.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDC23ENST00000394886.7 linkuse as main transcriptc.1623T>C p.Asp541= splice_region_variant, synonymous_variant 15/161 NM_004661.4 P1Q9UJX2-1
CDC23ENST00000464806.1 linkuse as main transcriptn.400T>C splice_region_variant, non_coding_transcript_exon_variant 2/32
CDC23ENST00000475021.1 linkuse as main transcriptn.438T>C splice_region_variant, non_coding_transcript_exon_variant 1/22
CDC23ENST00000471692.1 linkuse as main transcript downstream_gene_variant 5

Frequencies

GnomAD3 genomes
AF:
0.0120
AC:
1827
AN:
152138
Hom.:
37
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0423
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00262
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.0000943
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000147
Gnomad OTH
AF:
0.0101
GnomAD3 exomes
AF:
0.00303
AC:
757
AN:
249802
Hom.:
17
AF XY:
0.00210
AC XY:
283
AN XY:
135004
show subpopulations
Gnomad AFR exome
AF:
0.0416
Gnomad AMR exome
AF:
0.00140
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000661
Gnomad FIN exome
AF:
0.0000463
Gnomad NFE exome
AF:
0.000150
Gnomad OTH exome
AF:
0.00230
GnomAD4 exome
AF:
0.00132
AC:
1933
AN:
1459260
Hom.:
44
Cov.:
31
AF XY:
0.00114
AC XY:
828
AN XY:
725638
show subpopulations
Gnomad4 AFR exome
AF:
0.0461
Gnomad4 AMR exome
AF:
0.00149
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000105
Gnomad4 FIN exome
AF:
0.0000375
Gnomad4 NFE exome
AF:
0.000103
Gnomad4 OTH exome
AF:
0.00294
GnomAD4 genome
AF:
0.0120
AC:
1829
AN:
152256
Hom.:
37
Cov.:
31
AF XY:
0.0112
AC XY:
836
AN XY:
74458
show subpopulations
Gnomad4 AFR
AF:
0.0423
Gnomad4 AMR
AF:
0.00261
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.0000943
Gnomad4 NFE
AF:
0.000147
Gnomad4 OTH
AF:
0.00995
Alfa
AF:
0.00249
Hom.:
9
Bravo
AF:
0.0135
Asia WGS
AF:
0.00260
AC:
9
AN:
3478
EpiCase
AF:
0.000273
EpiControl
AF:
0.000237

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJul 13, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.41
CADD
Benign
13
DANN
Benign
0.93
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.17
dbscSNV1_RF
Benign
0.48
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: rs2231480; hg19: chr5-137525322; API