PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8145763-8 1993 Transiently expressed 3 beta HSD IV protein could not convert the delta 5-3 beta-hydroxysteroids, pregnenolone or dehydroepiandrosterone, to their respective delta 4-3-ketosteroids, progesterone or androstenedione, nor did it have the capacity to convert 5 alpha-androstane-3 beta, 17 beta-diol to dihydrotestosterone, characteristic enzymatic activities of expressed mouse 3 beta HSD I and III. Progesterone 182-194 hydroxy-delta-5-steroid dehydrogenase, 3 beta- and steroid delta-isomerase 4 Mus musculus 22-35