X-75429984-C-T

Variant summary

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

The NM_144969.3(ZDHHC15):​c.450-4G>A variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000631 in 1,205,074 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 32 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00013 ( 0 hom., 4 hem., cov: 23)
Exomes 𝑓: 0.000056 ( 0 hom. 28 hem. )

Consequence

ZDHHC15
NM_144969.3 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00002378
2

Clinical Significance

Likely benign criteria provided, single submitter B:3

Conservation

PhyloP100: -0.927
Variant links:
Genes affected
ZDHHC15 (HGNC:20342): (zinc finger DHHC-type palmitoyltransferase 15) The protein encoded by this gene belongs to the DHHC palmitoyltransferase family. Mutations in this gene are associated with mental retardatio X-linked type 91 (MRX91). Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2009]

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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 (BayesDel_noAF=-0.71).
BP6
Variant X-75429984-C-T is Benign according to our data. Variant chrX-75429984-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 437316.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chrX-75429984-C-T is described in Lovd as [Likely_benign].
BS2
High Hemizygotes in GnomAd4 at 4 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ZDHHC15NM_144969.3 linkuse as main transcriptc.450-4G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000373367.8 NP_659406.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ZDHHC15ENST00000373367.8 linkuse as main transcriptc.450-4G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_144969.3 ENSP00000362465 P1Q96MV8-1
ZDHHC15ENST00000541184.1 linkuse as main transcriptc.423-4G>A splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 2 ENSP00000445420 Q96MV8-3

Frequencies

GnomAD3 genomes
AF:
0.000135
AC:
15
AN:
111329
Hom.:
0
Cov.:
23
AF XY:
0.000119
AC XY:
4
AN XY:
33543
show subpopulations
Gnomad AFR
AF:
0.0000980
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000283
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000502
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000132
Gnomad OTH
AF:
0.000662
GnomAD3 exomes
AF:
0.000123
AC:
22
AN:
179243
Hom.:
0
AF XY:
0.000188
AC XY:
12
AN XY:
63947
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000297
Gnomad SAS exome
AF:
0.0000548
Gnomad FIN exome
AF:
0.000439
Gnomad NFE exome
AF:
0.000124
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000558
AC:
61
AN:
1093695
Hom.:
0
Cov.:
28
AF XY:
0.0000779
AC XY:
28
AN XY:
359361
show subpopulations
Gnomad4 AFR exome
AF:
0.0000381
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000133
Gnomad4 SAS exome
AF:
0.000131
Gnomad4 FIN exome
AF:
0.000222
Gnomad4 NFE exome
AF:
0.0000465
Gnomad4 OTH exome
AF:
0.0000218
GnomAD4 genome
AF:
0.000135
AC:
15
AN:
111379
Hom.:
0
Cov.:
23
AF XY:
0.000119
AC XY:
4
AN XY:
33603
show subpopulations
Gnomad4 AFR
AF:
0.0000978
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000284
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000502
Gnomad4 NFE
AF:
0.000132
Gnomad4 OTH
AF:
0.000654
Alfa
AF:
0.0000868
Hom.:
1
Bravo
AF:
0.0000604

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:2
Likely benign, no assertion criteria providedclinical testingLaboratory of Diagnostic Genome Analysis, Leiden University Medical Center (LUMC)-- -
Likely benign, no assertion criteria providedclinical testingClinical Genetics DNA and cytogenetics Diagnostics Lab, Erasmus MC, Erasmus Medical Center-- -
not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoMay 05, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.71
CADD
Benign
1.1
DANN
Benign
0.49

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000024
dbscSNV1_RF
Benign
0.0
SpliceAI score (max)
0.020
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: rs199542638; hg19: chrX-74649819; API