rs3088283

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_000862.3(HSD3B1):​c.161C>T​(p.Thr54Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,536 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 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 nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: not found (cov: 31)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

HSD3B1
NM_000862.3 missense

Scores

2
17

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.401
Variant links:
Genes affected
HSD3B1 (HGNC:5217): (hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 1) The protein encoded by this gene is an enzyme that catalyzes the oxidative conversion of delta-5-3-beta-hydroxysteroid precursors into delta-4-ketosteroids, which leads to the production of all classes of steroid hormones. The encoded protein also catalyzes the interconversion of 3-beta-hydroxy- and 3-keto-5-alpha-androstane steroids. [provided by RefSeq, Jun 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.13518196).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
HSD3B1NM_000862.3 linkuse as main transcriptc.161C>T p.Thr54Ile missense_variant 3/4 ENST00000369413.8 NP_000853.1 P14060
HSD3B1NM_001328615.1 linkuse as main transcriptc.161C>T p.Thr54Ile missense_variant 3/4 NP_001315544.1 P14060

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
HSD3B1ENST00000369413.8 linkuse as main transcriptc.161C>T p.Thr54Ile missense_variant 3/41 NM_000862.3 ENSP00000358421.3 P14060
HSD3B1ENST00000528909.1 linkuse as main transcriptc.161C>T p.Thr54Ile missense_variant 2/31 ENSP00000432268.1 P14060
HSD3B1ENST00000531340.5 linkuse as main transcriptc.161C>T p.Thr54Ile missense_variant 3/33 ENSP00000435999.1 E9PRN7
HSD3B1ENST00000492140.1 linkuse as main transcriptn.296C>T non_coding_transcript_exon_variant 3/32

Frequencies

GnomAD3 genomes
Cov.:
31
GnomAD3 exomes
AF:
0.00000399
AC:
1
AN:
250820
Hom.:
0
AF XY:
0.00000738
AC XY:
1
AN XY:
135546
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:
0.00000883
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461536
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727084
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:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
31
Alfa
AF:
0.0000312
Hom.:
0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.14
BayesDel_addAF
Benign
-0.082
T
BayesDel_noAF
Benign
-0.36
CADD
Benign
8.3
DANN
Benign
0.85
DEOGEN2
Uncertain
0.59
D;D;D
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.053
N
LIST_S2
Benign
0.52
T;.;T
M_CAP
Benign
0.015
T
MetaRNN
Benign
0.14
T;T;T
MetaSVM
Benign
-0.95
T
MutationAssessor
Benign
1.1
.;L;L
PrimateAI
Benign
0.35
T
PROVEAN
Uncertain
-4.1
D;D;D
REVEL
Benign
0.12
Sift
Benign
0.25
T;T;T
Sift4G
Benign
0.13
T;T;T
Polyphen
0.019
.;B;B
Vest4
0.12
MVP
0.54
MPC
0.029
ClinPred
0.10
T
GERP RS
-2.7
Varity_R
0.086
gMVP
0.10

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: rs3088283; hg19: chr1-120054141; API