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rs528634940

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001122630.2(CDKN1C):c.637G>A(p.Ala213Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000581 in 1,376,640 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★). Synonymous variant affecting the same amino acid position (i.e. A213A) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.000040 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000060 ( 0 hom. )

Consequence

CDKN1C
NM_001122630.2 missense

Scores

2
2
14

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.659
Variant links:
Genes affected
CDKN1C (HGNC:1786): (cyclin dependent kinase inhibitor 1C) This gene is imprinted, with preferential expression of the maternal allele. The encoded protein is a tight-binding, strong inhibitor of several G1 cyclin/Cdk complexes and a negative regulator of cell proliferation. Mutations in this gene are implicated in sporadic cancers and Beckwith-Wiedemann syndorome, suggesting that this gene is a tumor suppressor candidate. Three transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Oct 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.011147141).
BP6
Variant 11-2884820-C-T is Benign according to our data. Variant chr11-2884820-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 404246.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd at 6 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDKN1CNM_001122630.2 linkuse as main transcriptc.637G>A p.Ala213Thr missense_variant 2/4 ENST00000440480.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDKN1CENST00000440480.8 linkuse as main transcriptc.637G>A p.Ala213Thr missense_variant 2/41 NM_001122630.2 A2P49918-2

Frequencies

GnomAD3 genomes
AF:
0.0000404
AC:
6
AN:
148554
Hom.:
0
Cov.:
33
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:
0.00119
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:
0.000150
AC:
13
AN:
86604
Hom.:
0
AF XY:
0.0000784
AC XY:
4
AN XY:
51038
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00401
Gnomad SAS exome
AF:
0.0000589
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000603
AC:
74
AN:
1227978
Hom.:
0
Cov.:
31
AF XY:
0.0000595
AC XY:
36
AN XY:
605446
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00255
Gnomad4 SAS exome
AF:
0.0000320
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000202
Gnomad4 OTH exome
AF:
0.0000832
GnomAD4 genome
AF:
0.0000404
AC:
6
AN:
148662
Hom.:
0
Cov.:
33
AF XY:
0.0000413
AC XY:
3
AN XY:
72608
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00119
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000793
ExAC
AF:
0.000163
AC:
16
Asia WGS
AF:
0.00240
AC:
8
AN:
3348

ClinVar

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

Submissions by phenotype

Beckwith-Wiedemann syndrome Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 30, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.072
BayesDel_addAF
Benign
-0.40
T
BayesDel_noAF
Benign
-0.35
Cadd
Benign
18
Dann
Uncertain
0.98
DEOGEN2
Benign
0.046
T;T;.
Eigen
Benign
-0.85
Eigen_PC
Benign
-0.91
FATHMM_MKL
Benign
0.13
N
M_CAP
Pathogenic
0.96
D
MetaRNN
Benign
0.011
T;T;T
MetaSVM
Benign
-0.56
T
MutationAssessor
Benign
0.55
N;N;.
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Uncertain
0.78
T
PROVEAN
Benign
-0.57
N;N;N
REVEL
Benign
0.062
Sift
Pathogenic
0.0
D;D;D
Sift4G
Benign
0.18
T;T;T
Polyphen
0.27
B;B;.
Vest4
0.043
MutPred
0.20
Gain of phosphorylation at A224 (P = 0.0117);Gain of phosphorylation at A224 (P = 0.0117);.;
MVP
0.35
MPC
1.2
ClinPred
0.13
T
GERP RS
1.4
Varity_R
0.065
gMVP
0.072

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: rs528634940; hg19: chr11-2906050; COSMIC: COSV105182577; COSMIC: COSV105182577; API