chr12-121240727-C-T

Variant summary

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

The NM_001270485.2(CAMKK2):​c.1739G>A​(p.Arg580Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000481 in 1,455,228 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

CAMKK2
NM_001270485.2 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.114
Variant links:
Genes affected
CAMKK2 (HGNC:1470): (calcium/calmodulin dependent protein kinase kinase 2) The product of this gene belongs to the Serine/Threonine protein kinase family, and to the Ca(2+)/calmodulin-dependent protein kinase subfamily. The major isoform of this gene plays a role in the calcium/calmodulin-dependent (CaM) kinase cascade by phosphorylating the downstream kinases CaMK1 and CaMK4. Protein products of this gene also phosphorylate AMP-activated protein kinase (AMPK). This gene has its strongest expression in the brain and influences signalling cascades involved with learning and memory, neuronal differentiation and migration, neurite outgrowth, and synapse formation. Alternative splicing results in multiple transcript variants encoding distinct isoforms. The identified isoforms differ in their ability to undergo autophosphorylation and to phosphorylate downstream kinases. [provided by RefSeq, Jul 2012]

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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=0.04531139).
BP6
Variant 12-121240727-C-T is Benign according to our data. Variant chr12-121240727-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2542137.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAdExome4 at 7 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CAMKK2NM_001270485.2 linkuse as main transcriptc.1739G>A p.Arg580Gln missense_variant 17/17 ENST00000404169.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CAMKK2ENST00000404169.8 linkuse as main transcriptc.1739G>A p.Arg580Gln missense_variant 17/171 NM_001270485.2 P3Q96RR4-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000128
AC:
3
AN:
234170
Hom.:
0
AF XY:
0.0000232
AC XY:
3
AN XY:
129552
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000174
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000481
AC:
7
AN:
1455228
Hom.:
0
Cov.:
36
AF XY:
0.00000690
AC XY:
5
AN XY:
724276
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000450
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsMay 03, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.062
BayesDel_addAF
Benign
-0.30
T
BayesDel_noAF
Benign
-0.40
CADD
Benign
0.35
DANN
Benign
0.77
DEOGEN2
Benign
0.084
.;T;T;T
Eigen
Benign
-1.6
Eigen_PC
Benign
-1.5
FATHMM_MKL
Benign
0.055
N
LIST_S2
Benign
0.67
T;.;.;T
M_CAP
Benign
0.026
D
MetaRNN
Benign
0.045
T;T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
-0.81
.;N;N;N
MutationTaster
Benign
1.0
N;N;N;N;N;N;N;N
PrimateAI
Benign
0.24
T
PROVEAN
Benign
0.31
N;N;N;.
REVEL
Benign
0.10
Sift
Benign
0.78
T;T;T;.
Sift4G
Benign
1.0
T;T;T;T
Polyphen
0.0
B;B;B;B
Vest4
0.077
MutPred
0.39
.;Gain of catalytic residue at L579 (P = 0.0058);Gain of catalytic residue at L579 (P = 0.0058);Gain of catalytic residue at L579 (P = 0.0058);
MVP
0.78
MPC
0.42
ClinPred
0.015
T
GERP RS
-4.0
Varity_R
0.016
gMVP
0.059

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: rs1234530777; hg19: chr12-121678530; API