12-121249958-C-T

Variant summary

Our verdict is Benign. Variant got -18 ACMG points: 0P and 18B. BP4_ModerateBP6_Very_StrongBA1

The NM_001270485.2(CAMKK2):​c.1235+3G>A variant causes a splice donor region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00527 in 1,613,992 control chromosomes in the GnomAD database, including 373 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.027 ( 204 hom., cov: 32)
Exomes 𝑓: 0.0030 ( 169 hom. )

Consequence

CAMKK2
NM_001270485.2 splice_donor_region, intron

Scores

2
Splicing: ADA: 0.0003395
2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.326
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 -18 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.25).
BP6
Variant 12-121249958-C-T is Benign according to our data. Variant chr12-121249958-C-T is described in ClinVar as [Benign]. Clinvar id is 781091.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0923 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CAMKK2NM_001270485.2 linkuse as main transcriptc.1235+3G>A splice_donor_region_variant, intron_variant ENST00000404169.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CAMKK2ENST00000404169.8 linkuse as main transcriptc.1235+3G>A splice_donor_region_variant, intron_variant 1 NM_001270485.2 P3Q96RR4-1

Frequencies

GnomAD3 genomes
AF:
0.0272
AC:
4134
AN:
152102
Hom.:
202
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0946
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00831
Gnomad ASJ
AF:
0.00230
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.0190
Gnomad NFE
AF:
0.000544
Gnomad OTH
AF:
0.0191
GnomAD3 exomes
AF:
0.00764
AC:
1920
AN:
251372
Hom.:
91
AF XY:
0.00563
AC XY:
765
AN XY:
135878
show subpopulations
Gnomad AFR exome
AF:
0.101
Gnomad AMR exome
AF:
0.00541
Gnomad ASJ exome
AF:
0.000893
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000131
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000510
Gnomad OTH exome
AF:
0.00375
GnomAD4 exome
AF:
0.00298
AC:
4356
AN:
1461772
Hom.:
169
Cov.:
32
AF XY:
0.00259
AC XY:
1885
AN XY:
727190
show subpopulations
Gnomad4 AFR exome
AF:
0.0951
Gnomad4 AMR exome
AF:
0.00615
Gnomad4 ASJ exome
AF:
0.000803
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000151
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000398
Gnomad4 OTH exome
AF:
0.00639
GnomAD4 genome
AF:
0.0273
AC:
4150
AN:
152220
Hom.:
204
Cov.:
32
AF XY:
0.0258
AC XY:
1922
AN XY:
74458
show subpopulations
Gnomad4 AFR
AF:
0.0947
Gnomad4 AMR
AF:
0.00830
Gnomad4 ASJ
AF:
0.00230
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000544
Gnomad4 OTH
AF:
0.0189
Alfa
AF:
0.0140
Hom.:
42
Bravo
AF:
0.0314
Asia WGS
AF:
0.00693
AC:
24
AN:
3478
EpiCase
AF:
0.000436
EpiControl
AF:
0.000830

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJul 31, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.25
CADD
Benign
20
DANN
Benign
0.86

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.00034
dbscSNV1_RF
Benign
0.020
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: rs76155360; hg19: chr12-121687761; API