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GeneBe

4-55369693-T-C

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_024592.5(SRD5A3):​c.698-139T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.29 in 980,510 control chromosomes in the GnomAD database, including 43,148 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.28 ( 6226 hom., cov: 29)
Exomes 𝑓: 0.29 ( 36922 hom. )

Consequence

SRD5A3
NM_024592.5 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.766
Variant links:
Genes affected
SRD5A3 (HGNC:25812): (steroid 5 alpha-reductase 3) The protein encoded by this gene belongs to the steroid 5-alpha reductase family, and polyprenol reductase subfamily. It is involved in the production of androgen 5-alpha-dihydrotestosterone (DHT) from testosterone, and maintenance of the androgen-androgen receptor activation pathway. This protein is also necessary for the conversion of polyprenol into dolichol, which is required for the synthesis of dolichol-linked monosaccharides and the oligosaccharide precursor used for N-linked glycosylation of proteins. Mutations in this gene are associated with congenital disorder of glycosylation type Iq. [provided by RefSeq, Mar 2011]
SRD5A3-AS1 (HGNC:44138): (SRD5A3 antisense RNA 1)

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP6
Variant 4-55369693-T-C is Benign according to our data. Variant chr4-55369693-T-C is described in ClinVar as [Benign]. Clinvar id is 676204.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (SAS) allele frequency at 95% confidence interval = 0.386 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SRD5A3NM_024592.5 linkuse as main transcriptc.698-139T>C intron_variant ENST00000264228.9
SRD5A3-AS1NR_037969.1 linkuse as main transcriptn.364-2530A>G intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SRD5A3ENST00000264228.9 linkuse as main transcriptc.698-139T>C intron_variant 1 NM_024592.5 P1

Frequencies

GnomAD3 genomes
AF:
0.282
AC:
42454
AN:
150468
Hom.:
6219
Cov.:
29
show subpopulations
Gnomad AFR
AF:
0.256
Gnomad AMI
AF:
0.290
Gnomad AMR
AF:
0.256
Gnomad ASJ
AF:
0.249
Gnomad EAS
AF:
0.105
Gnomad SAS
AF:
0.399
Gnomad FIN
AF:
0.384
Gnomad MID
AF:
0.256
Gnomad NFE
AF:
0.296
Gnomad OTH
AF:
0.269
GnomAD4 exome
AF:
0.292
AC:
242029
AN:
829934
Hom.:
36922
Cov.:
11
AF XY:
0.297
AC XY:
127017
AN XY:
428126
show subpopulations
Gnomad4 AFR exome
AF:
0.258
Gnomad4 AMR exome
AF:
0.237
Gnomad4 ASJ exome
AF:
0.247
Gnomad4 EAS exome
AF:
0.129
Gnomad4 SAS exome
AF:
0.392
Gnomad4 FIN exome
AF:
0.358
Gnomad4 NFE exome
AF:
0.293
Gnomad4 OTH exome
AF:
0.277
GnomAD4 genome
AF:
0.282
AC:
42482
AN:
150576
Hom.:
6226
Cov.:
29
AF XY:
0.287
AC XY:
21051
AN XY:
73408
show subpopulations
Gnomad4 AFR
AF:
0.256
Gnomad4 AMR
AF:
0.256
Gnomad4 ASJ
AF:
0.249
Gnomad4 EAS
AF:
0.104
Gnomad4 SAS
AF:
0.401
Gnomad4 FIN
AF:
0.384
Gnomad4 NFE
AF:
0.296
Gnomad4 OTH
AF:
0.267
Alfa
AF:
0.178
Hom.:
409
Bravo
AF:
0.261
Asia WGS
AF:
0.283
AC:
986
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxJun 16, 2018This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.79
CADD
Benign
2.5
DANN
Benign
0.63

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: rs819267; hg19: chr4-56235860; API