Protein family
Protein sequence
Protein function
Catalytic activity
EC number
EC number description
1.1.1.145
Oxidoreductases;
Acting on the CH-OH group of donors;
With NAD+ or NADP+ as acceptor;
3β-hydroxy-Δ5-steroid dehydrogenase
1.1.1.210
Oxidoreductases;
Acting on the CH-OH group of donors;
With NAD+ or NADP+ as acceptor;
3α(or 20β)-hydroxysteroid dehydrogenase
1.1.1.270
Oxidoreductases;
Acting on the CH-OH group of donors;
With NAD+ or NADP+ as acceptor;
3α-hydroxysteroid 3-dehydrogenase
5.3.3.1
Isomerases;
Intramolecular oxidoreductases;
Transposing C=C bonds;
steroid Δ-isomerase