NM_001040260.4:c.136C>A

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4

The NM_001040260.4(DCLK2):​c.136C>A​(p.Pro46Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000657 in 152,182 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Consequence

DCLK2
NM_001040260.4 missense

Scores

5
8
5

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.04

Publications

0 publications found
Variant links:
Genes affected
DCLK2 (HGNC:19002): (doublecortin like kinase 2) This gene encodes a member of the protein kinase superfamily and the doublecortin family. The protein encoded by this gene contains two N-terminal doublecortin domains, which bind microtubules and regulate microtubule polymerization, a C-terminal serine/threonine protein kinase domain, which shows substantial homology to Ca2+/calmodulin-dependent protein kinase, and a serine/proline-rich domain in between the doublecortin and the protein kinase domains, which mediates multiple protein-protein interactions. The microtubule-polymerizing activity of the encoded protein is independent of its protein kinase activity. Mouse studies show that the DCX gene, another family member, and this gene share function in the establishment of hippocampal organization and that their absence results in a severe epileptic phenotype and lethality, as described in human patients with lissencephaly. Multiple alternatively spliced transcript variants have been identified. [provided by RefSeq, Sep 2010]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.35078326).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001040260.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DCLK2
NM_001040260.4
MANE Select
c.136C>Ap.Pro46Thr
missense
Exon 1 of 16NP_001035350.2Q8N568-1
DCLK2
NM_001040261.5
c.136C>Ap.Pro46Thr
missense
Exon 1 of 17NP_001035351.4Q8N568-3
DCLK2
NM_001410852.1
c.136C>Ap.Pro46Thr
missense
Exon 1 of 16NP_001397781.1Q8N568-2

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
DCLK2
ENST00000296550.12
TSL:1 MANE Select
c.136C>Ap.Pro46Thr
missense
Exon 1 of 16ENSP00000296550.7Q8N568-1
DCLK2
ENST00000302176.8
TSL:1
c.136C>Ap.Pro46Thr
missense
Exon 1 of 17ENSP00000303887.8Q8N568-3
DCLK2
ENST00000411937.6
TSL:1
n.136C>A
non_coding_transcript_exon
Exon 1 of 17ENSP00000401916.2G5E9L9

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152182
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
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
GnomAD4 exome
Cov.:
31
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152182
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74348
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41440
American (AMR)
AF:
0.0000654
AC:
1
AN:
15286
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5184
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4834
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10616
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68030
Other (OTH)
AF:
0.00
AC:
0
AN:
2092
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00
Hom.:
0

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Uncertain
0.53
BayesDel_addAF
Uncertain
0.080
D
BayesDel_noAF
Benign
-0.12
CADD
Pathogenic
29
DANN
Uncertain
1.0
DEOGEN2
Benign
0.17
T
Eigen
Pathogenic
0.73
Eigen_PC
Pathogenic
0.70
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Pathogenic
0.98
D
M_CAP
Uncertain
0.13
D
MetaRNN
Benign
0.35
T
MetaSVM
Uncertain
-0.084
T
MutationAssessor
Uncertain
2.1
M
PhyloP100
6.0
PrimateAI
Pathogenic
0.89
D
PROVEAN
Uncertain
-2.9
D
REVEL
Uncertain
0.37
Sift
Benign
0.055
T
Sift4G
Benign
0.099
T
Polyphen
1.0
D
Vest4
0.42
MutPred
0.26
Gain of sheet (P = 0.0344)
MVP
0.64
MPC
0.49
ClinPred
0.98
D
GERP RS
4.6
PromoterAI
0.0070
Neutral
Varity_R
0.40
gMVP
0.59
Mutation Taster
=41/59
disease causing

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

Other links and lift over

dbSNP: rs1729045071; hg19: chr4-151000315; API