Gene Information
Gene NameHSDB3B
OrganismHomo sapiens (Human)
Gene Length372
Protein Names3 beta-hydroxysteroid dehydrogenase/Delta 5-->4-isomerase type 2 (3 beta-hydroxysteroid dehydrogenase/Delta 5-->4-isomerase type II) (3-beta-HSD II) (3-beta-HSD adrenal and gonadal type) [Includes: 3-beta-hydroxy-Delta(5)-steroid dehydrogenase (EC 1.1.1.145) (3-beta-hydroxy-5-ene steroid dehydrogenase) (Progesterone reductase); Steroid Delta-isomerase (EC 5.3.3.1) (Delta-5-3-ketosteroid isomerase)]
Target NameNA
Target TypeNA
Gene AgeNA
Evolutionary StageNA
AlphaFoldDBP26439
Gene CardHSD3B2
Uniprot IDP26439
PfamPF01073
In ASDno
Allosteric PredictionNA
Ortholog in AnimalsNA
OhnologsNA
ParalogsNA
TissueNA
Tissue SpecificityExpressed in adrenal gland, testis and ovary.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs28934880  rs28934880  rs4986954  rs757033996  rs6211  rs1388517943  rs587628683  rs80358219  rs779418168  rs35486059  rs762479018  rs759422374  rs765547422  rs80358220  rs35887327  rs1399005702  rs1411029929  rs80358221  rs121964897 
Subcellular location [CC]Endoplasmic reticulum membrane {ECO:0000269|PubMed:25322271};
Single-pass membrane protein {ECO:0000255}. Mitochondrion membrane;
Single-pass membrane protein {ECO:0000255}.
Mouse PG classificationNA
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