X-152867641-C-A

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_015922.3(NSDHL):​c.757C>A​(p.Gln253Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000183 in 1,094,317 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 1 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 23)
Exomes 𝑓: 0.0000018 ( 0 hom. 1 hem. )

Consequence

NSDHL
NM_015922.3 missense

Scores

1
2
14

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.53
Variant links:
Genes affected
NSDHL (HGNC:13398): (NAD(P) dependent steroid dehydrogenase-like) The protein encoded by this gene is localized in the endoplasmic reticulum and is involved in cholesterol biosynthesis. Mutations in this gene are associated with CHILD syndrome, which is a X-linked dominant disorder of lipid metabolism with disturbed cholesterol biosynthesis, and typically lethal in males. Alternatively spliced transcript variants with differing 5' UTR have been found for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2715456).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
NSDHLNM_015922.3 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 7/8 ENST00000370274.8 NP_057006.1
NSDHLNM_001129765.2 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 8/9 NP_001123237.1
NSDHLXM_017029564.2 linkuse as main transcriptc.805C>A p.Gln269Lys missense_variant 7/8 XP_016885053.1
NSDHLXM_011531178.3 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 9/10 XP_011529480.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
NSDHLENST00000370274.8 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 7/81 NM_015922.3 ENSP00000359297 P1
NSDHLENST00000440023.5 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 8/95 ENSP00000391854 P1
NSDHLENST00000432467.1 linkuse as main transcriptc.757C>A p.Gln253Lys missense_variant 8/83 ENSP00000396266

Frequencies

GnomAD3 genomes
Cov.:
23
GnomAD3 exomes
AF:
0.00000547
AC:
1
AN:
182974
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
67488
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:
0.0000123
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000183
AC:
2
AN:
1094317
Hom.:
0
Cov.:
30
AF XY:
0.00000278
AC XY:
1
AN XY:
359769
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000238
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
23
Bravo
AF:
0.0000113
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000149
AC:
1
ExAC
AF:
0.0000330
AC:
4
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.092
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.47
CADD
Benign
5.7
DANN
Benign
0.18
DEOGEN2
Uncertain
0.50
T;T;T
FATHMM_MKL
Uncertain
0.91
D
LIST_S2
Benign
0.76
T;.;T
M_CAP
Pathogenic
0.30
D
MetaRNN
Benign
0.27
T;T;T
MetaSVM
Benign
-0.93
T
MutationAssessor
Benign
-1.2
N;N;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
0.35
N;N;N
REVEL
Benign
0.23
Sift
Benign
1.0
T;T;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.0
B;B;.
Vest4
0.19
MVP
0.69
MPC
0.27
ClinPred
0.038
T
GERP RS
4.5
Varity_R
0.40
gMVP
0.70

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: rs141571609; hg19: chrX-152036185; API