3KLM:
reference: 17beta-hydroxysteroid dehydrogenase type 1 stimulates breast cancer by dihydrotestosterone inactivation in addition to estradiol production., Aka JA, Mazumdar M, Chen CQ, Poirier D, Lin SX, Mol Endocrinol. 2010 Apr;24(4):832-45. Epub 2010 Feb 19. PMID: 20172961

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).