1ihi: Crystal Structure of Human Type III 3-alpha-Hydroxysteroid Dehydrogenase/Bile Acid Binding Protein (AKR1C2) Complexed with NADP+ and Ursodeoxycholate
1j96: Human 3alpha-HSD type 3 in Ternary Complex with NADP and Testosterone
1mrq: Crystal structure of human 20alpha-HSD in ternary complex with NADP and 20alpha-hydroxy-progesterone
1xjb: Crystal structure of human type 3 3alpha-hydroxysteroid dehydrogenase in complex with NADP(H), citrate and acetate molecules
2hdj: Crystal structure of human type 3 3alpha-hydroxysteroid dehydrogenase in complex with NADP(H)