PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9589661-1 1998 The physiological importance of adrenal 21-hydroxylase cytochrome P450 (CYP21) expression is clearly demonstrated by 21-hydroxylase deficiency, which results in adrenal hyperplasia and over-production of C19 steroids, leading to virilization. c19 steroids 204-216 cytochrome P450 family 21 subfamily A member 2 Homo sapiens 72-77