cytochrome P450 family 21 subfamily A member 2
P450c21B, CA21H, CPS1, CAH1
cytochrome P450, subfamily XXIA (steroid 21-hydroxylase, congenital adrenal hyperplasia), polypeptide 2, "cytochrome P450, family 21, subfamily A, polypeptide 2"
Steroid 21-monooxygenase