CYP17A1 and congenital adrenal hyperplasia: Key genes implicated in CAH include CYP21A2 (OMIM 613815), CYP11B1 (OMIM 610613), CYP17A1 (OMIM 609300), HSD3B2 (OMIM 613890), STAR (OMIM 600617), CYP11A1 (OMIM 118485), and POR (OMIM 124015).