rs758244300

Variant summary

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

The NM_001122630.2(CDKN1C):​c.40G>T​(p.Val14Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000214 in 1,400,064 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another nucleotide change resulting in same amino acid change has been previously reported as Uncertain significancein ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. V14G) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

CDKN1C
NM_001122630.2 missense

Scores

2
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.828
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 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=0.14744183).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDKN1CNM_001122630.2 linkuse as main transcriptc.40G>T p.Val14Leu missense_variant 2/4 ENST00000440480.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDKN1CENST00000440480.8 linkuse as main transcriptc.40G>T p.Val14Leu missense_variant 2/41 NM_001122630.2 A2P49918-2

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000129
AC:
2
AN:
155056
Hom.:
0
AF XY:
0.0000120
AC XY:
1
AN XY:
83472
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:
0.0000321
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000214
AC:
3
AN:
1400064
Hom.:
0
Cov.:
31
AF XY:
0.00000145
AC XY:
1
AN XY:
691658
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:
0.00000277
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
ExAC
AF:
0.00000875
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.26
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.42
CADD
Benign
18
DANN
Benign
0.96
DEOGEN2
Benign
0.062
T;T;.;T;.
Eigen
Benign
-0.72
Eigen_PC
Benign
-0.65
FATHMM_MKL
Benign
0.49
N
LIST_S2
Benign
0.80
.;T;T;.;T
M_CAP
Pathogenic
0.53
D
MetaRNN
Benign
0.15
T;T;T;T;T
MetaSVM
Benign
-0.58
T
MutationAssessor
Benign
0.34
N;N;.;.;.
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Pathogenic
0.82
D
PROVEAN
Benign
-0.47
N;N;N;N;.
REVEL
Benign
0.12
Sift
Benign
0.039
D;D;D;T;.
Sift4G
Benign
0.081
T;T;T;T;.
Polyphen
0.011
B;B;.;B;.
Vest4
0.048
MutPred
0.25
Loss of MoRF binding (P = 0.0956);Loss of MoRF binding (P = 0.0956);.;.;.;
MVP
0.41
MPC
1.7
ClinPred
0.096
T
GERP RS
2.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.19
gMVP
0.72

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs758244300; hg19: chr11-2906647; API