3-beta-HSD

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hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 1
Identifiers
Symbol(s) HSD3B1 HSDB3, HSD3B
Entrez 3283
OMIM 109715
RefSeq NM_000862
UniProt P14060
Other data
EC number 1.1.1.145
Locus Chr. 1 p13-p11
hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 2
Identifiers
Symbol(s) HSD3B2
Entrez 3284
OMIM 201810
RefSeq NM_000198
UniProt P26439
Other data
EC number 1.1.1.145
Locus Chr. 1 p13.1
hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 7
Identifiers
Symbol(s) HSD3B7
Entrez 80270
OMIM 607764
RefSeq NM_025193
UniProt Q9H2F3
Other data
Locus Chr. 16 p11.2-12

3-beta-HSD (or 3-beta-hydroxysteroid dehydrogenase-isomerase) is an enzyme involved in the synthesis of steroid hormones.

It is associated with congenital adrenal hyperplasia due to 3 beta-hydroxysteroid dehydrogenase deficiency.