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rs267608658

Variant summary

Our verdict is Benign. Variant got -9 ACMG points: 0P and 9B. BP4_StrongBP6BS2

The NM_001323289.2(CDKL5):c.2377-31T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000026 in 1,193,965 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 10 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (no stars).

Frequency

Genomes: 𝑓 0.000036 ( 0 hom., 2 hem., cov: 22)
Exomes 𝑓: 0.000025 ( 0 hom. 8 hem. )

Consequence

CDKL5
NM_001323289.2 intron

Scores

2

Clinical Significance

Benign no assertion criteria provided B:1O:1

Conservation

PhyloP100: 0.417
Variant links:
Genes affected
CDKL5 (HGNC:11411): (cyclin dependent kinase like 5) This gene is a member of Ser/Thr protein kinase family and encodes a phosphorylated protein with protein kinase activity. Mutations in this gene have been associated with X-linked infantile spasm syndrome (ISSX), also known as X-linked West syndrome, and Rett syndrome (RTT). Alternate transcriptional splice variants have been characterized. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -9 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP6
Variant X-18625097-T-C is Benign according to our data. Variant chrX-18625097-T-C is described in ClinVar as [Benign]. Clinvar id is 156083.Status of the report is no_assertion_criteria_provided, 0 stars.
BS2
High Hemizygotes in GnomAd at 2 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CDKL5NM_001323289.2 linkuse as main transcriptc.2377-31T>C intron_variant ENST00000623535.2
CDKL5NM_001037343.2 linkuse as main transcriptc.2377-31T>C intron_variant
CDKL5NM_003159.3 linkuse as main transcriptc.2377-31T>C intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CDKL5ENST00000623535.2 linkuse as main transcriptc.2377-31T>C intron_variant 1 NM_001323289.2 P1O76039-2

Frequencies

GnomAD3 genomes
AF:
0.0000361
AC:
4
AN:
110760
Hom.:
0
Cov.:
22
AF XY:
0.0000607
AC XY:
2
AN XY:
32928
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000962
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:
0.0000567
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000548
AC:
1
AN:
182532
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
67154
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:
0.0000122
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000249
AC:
27
AN:
1083205
Hom.:
0
Cov.:
27
AF XY:
0.0000229
AC XY:
8
AN XY:
350071
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000284
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:
0.0000301
Gnomad4 OTH exome
AF:
0.0000219
GnomAD4 genome
AF:
0.0000361
AC:
4
AN:
110760
Hom.:
0
Cov.:
22
AF XY:
0.0000607
AC XY:
2
AN XY:
32928
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000962
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000567
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000302

ClinVar

Significance: Benign
Submissions summary: Benign:1Other:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

not specified Benign:1
Benign, no assertion criteria providedcurationRettBASEMay 09, 2014- -
not provided Other:1
not provided, flagged submissionliterature onlyRettBASE-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.79
Cadd
Benign
4.8
Dann
Benign
0.67

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: rs267608658; hg19: chrX-18643217; API