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GeneBe

6-20546466-G-A

Variant summary

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

The NM_017774.3(CDKAL1):​c.116G>A​(p.Arg39Gln) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00769 in 1,614,084 control chromosomes in the GnomAD database, including 55 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0057 ( 4 hom., cov: 33)
Exomes 𝑓: 0.0079 ( 51 hom. )

Consequence

CDKAL1
NM_017774.3 missense

Scores

3
2
12

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 7.95
Variant links:
Genes affected
CDKAL1 (HGNC:21050): (CDK5 regulatory subunit associated protein 1 like 1) The protein encoded by this gene is a member of the methylthiotransferase family. The function of this gene is not known. Genome-wide association studies have linked single nucleotide polymorphisms in an intron of this gene with susceptibilty to type 2 diabetes. [provided by RefSeq, May 2010]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.006807238).
BP6
Variant 6-20546466-G-A is Benign according to our data. Variant chr6-20546466-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 773467.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr6-20546466-G-A is described in Lovd as [Likely_benign].
BS2
High Homozygotes in GnomAd4 at 4 gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDKAL1NM_017774.3 linkuse as main transcriptc.116G>A p.Arg39Gln missense_variant 3/16 ENST00000274695.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDKAL1ENST00000274695.8 linkuse as main transcriptc.116G>A p.Arg39Gln missense_variant 3/161 NM_017774.3 P1Q5VV42-1
CDKAL1ENST00000613575.4 linkuse as main transcriptc.116G>A p.Arg39Gln missense_variant 4/61 Q5VV42-3
CDKAL1ENST00000378610.1 linkuse as main transcriptc.116G>A p.Arg39Gln missense_variant 1/142 P1Q5VV42-1

Frequencies

GnomAD3 genomes
AF:
0.00570
AC:
868
AN:
152174
Hom.:
4
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00183
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00380
Gnomad ASJ
AF:
0.00691
Gnomad EAS
AF:
0.000578
Gnomad SAS
AF:
0.00352
Gnomad FIN
AF:
0.00509
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.00920
Gnomad OTH
AF:
0.00430
GnomAD3 exomes
AF:
0.00539
AC:
1354
AN:
251394
Hom.:
2
AF XY:
0.00535
AC XY:
727
AN XY:
135878
show subpopulations
Gnomad AFR exome
AF:
0.00105
Gnomad AMR exome
AF:
0.00257
Gnomad ASJ exome
AF:
0.00625
Gnomad EAS exome
AF:
0.000272
Gnomad SAS exome
AF:
0.00369
Gnomad FIN exome
AF:
0.00712
Gnomad NFE exome
AF:
0.00761
Gnomad OTH exome
AF:
0.00783
GnomAD4 exome
AF:
0.00789
AC:
11536
AN:
1461792
Hom.:
51
Cov.:
30
AF XY:
0.00778
AC XY:
5659
AN XY:
727204
show subpopulations
Gnomad4 AFR exome
AF:
0.00114
Gnomad4 AMR exome
AF:
0.00313
Gnomad4 ASJ exome
AF:
0.00597
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00377
Gnomad4 FIN exome
AF:
0.00685
Gnomad4 NFE exome
AF:
0.00909
Gnomad4 OTH exome
AF:
0.00619
GnomAD4 genome
AF:
0.00571
AC:
869
AN:
152292
Hom.:
4
Cov.:
33
AF XY:
0.00520
AC XY:
387
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.00183
Gnomad4 AMR
AF:
0.00379
Gnomad4 ASJ
AF:
0.00691
Gnomad4 EAS
AF:
0.000579
Gnomad4 SAS
AF:
0.00373
Gnomad4 FIN
AF:
0.00509
Gnomad4 NFE
AF:
0.00920
Gnomad4 OTH
AF:
0.00425
Alfa
AF:
0.00770
Hom.:
7
Bravo
AF:
0.00529
TwinsUK
AF:
0.00782
AC:
29
ALSPAC
AF:
0.0106
AC:
41
ESP6500AA
AF:
0.00113
AC:
5
ESP6500EA
AF:
0.0101
AC:
87
ExAC
AF:
0.00536
AC:
651
Asia WGS
AF:
0.00115
AC:
4
AN:
3478
EpiCase
AF:
0.00725
EpiControl
AF:
0.00741

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.45
T
BayesDel_noAF
Benign
-0.41
CADD
Uncertain
25
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.30
T;.;T
Eigen
Pathogenic
0.75
Eigen_PC
Pathogenic
0.76
FATHMM_MKL
Uncertain
0.90
D
LIST_S2
Uncertain
0.92
D;D;.
MetaRNN
Benign
0.0068
T;T;T
MetaSVM
Benign
-0.83
T
MutationTaster
Benign
0.99
D;D;N
PrimateAI
Benign
0.41
T
PROVEAN
Benign
-1.3
N;.;N
REVEL
Benign
0.15
Sift
Benign
0.091
T;.;T
Sift4G
Benign
0.14
T;T;T
Polyphen
0.95
P;D;P
Vest4
0.61
MVP
0.31
MPC
0.93
ClinPred
0.034
T
GERP RS
5.5
Varity_R
0.15
gMVP
0.57

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: rs111739077; hg19: chr6-20546697; COSMIC: COSV99214587; API