rs35486059

Variant summary

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

The NM_000198.4(HSD3B2):​c.500C>A​(p.Ala167Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000274 in 1,461,832 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. A167V) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

HSD3B2
NM_000198.4 missense

Scores

19

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.218
Variant links:
Genes affected
HSD3B2 (HGNC:5218): (hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 2) The protein encoded by this gene is a bifunctional enzyme that catalyzes the oxidative conversion of delta(5)-ene-3-beta-hydroxy steroid, and the oxidative conversion of ketosteroids. It plays a crucial role in the biosynthesis of all classes of hormonal steroids. This gene is predominantly expressed in the adrenals and the gonads. Mutations in this gene are associated with 3-beta-hydroxysteroid dehydrogenase, type II, deficiency. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Oct 2009]

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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=0.29165995).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HSD3B2NM_000198.4 linkuse as main transcriptc.500C>A p.Ala167Glu missense_variant 4/4 ENST00000369416.4
HSD3B2NM_001166120.2 linkuse as main transcriptc.500C>A p.Ala167Glu missense_variant 4/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HSD3B2ENST00000369416.4 linkuse as main transcriptc.500C>A p.Ala167Glu missense_variant 4/41 NM_000198.4 P1P26439-1
HSD3B2ENST00000543831.5 linkuse as main transcriptc.500C>A p.Ala167Glu missense_variant 4/43 P1P26439-1
HSD3B2ENST00000433745.5 linkuse as main transcriptc.500C>A p.Ala167Glu missense_variant 4/43
HSD3B2ENST00000448448.2 linkuse as main transcriptn.444C>A non_coding_transcript_exon_variant 3/35

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251122
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135720
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:
0.00000881
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461832
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727224
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.13
BayesDel_addAF
Benign
-0.050
T
BayesDel_noAF
Benign
-0.31
CADD
Benign
5.0
DANN
Benign
0.66
DEOGEN2
Benign
0.26
T;T;T
Eigen
Benign
-0.73
Eigen_PC
Benign
-0.70
FATHMM_MKL
Benign
0.21
N
LIST_S2
Benign
0.49
T;T;.
M_CAP
Benign
0.054
D
MetaRNN
Benign
0.29
T;T;T
MetaSVM
Benign
-0.89
T
MutationAssessor
Benign
1.2
L;.;L
MutationTaster
Benign
0.99
N;N
PrimateAI
Benign
0.30
T
PROVEAN
Benign
-0.080
N;N;N
REVEL
Benign
0.17
Sift
Benign
0.28
T;T;T
Sift4G
Benign
1.0
T;T;T
Polyphen
0.022
B;.;B
Vest4
0.059
MutPred
0.65
Gain of relative solvent accessibility (P = 0.09);Gain of relative solvent accessibility (P = 0.09);Gain of relative solvent accessibility (P = 0.09);
MVP
1.0
MPC
0.44
ClinPred
0.077
T
GERP RS
0.74
Varity_R
0.10
gMVP
0.54

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: rs35486059; hg19: chr1-119964624; API