3 beta-hydroxysteroid oxidoreductase-delta(5) 3-ketosteroid isomerase
system found in breast cancers; consists of EC 1.1.1.145 (Progesterone Reductase) & EC 5.3.3.1 (steroid delta-isomerase))
Also Known As:
3 OHsteroid dehydrogenase-isomerase; 3 beta hydroxysteroid dehydrogenase-delta5-delta4-isomerase; 3 beta-hydroxy-5-ene steroid dehydrogenase-delta 5-delta 4 isomerase; 3 beta-hydroxysteroid dehydrogenase-5--4-ene-isomerase; 3 beta-hydroxysteroid dehydrogenase-delta(5)-delta(4)-isomerase; 3 beta-hydroxysteroid dehydrogenase-isomerase; 3 beta-ol dehydrogenase-delta(4)-delta(5) isomerase; 3-beta-hydroxysteroid dehydrogenase-delta(5-4)-isomerase; HSD3B1 protein, human; delta 5-3 beta hydroxysteroid dehydrogenase-isomerase
Networked: 9
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Bio-Agent Context: Research Results
Experts
Related Diseases
1. | Neoplasms (Cancer)
03/01/1984
- " The tumor had approximately normal levels of 17-hydroxylase and 17,20-desmolase activity, with low levels of 21-hydroxylase and 3 beta-hydroxysteroid dehydrogenase-isomerase activities. " 03/01/1984
- " Adrenal microsomal 3 beta-hydroxysteroid dehydrogenase-isomerase 17-hydroxylase, 17,20-desmolase, and 21-hydroxylase activities in the tumor and adjacent normal adrenal gland were measured. " 09/12/2003
- " Human type 1 3 beta-hydroxysteroid dehydrogenase/isomerase (3 beta-HSD/isomerase) catalyzes the two sequential enzyme reactions on a single protein that converts dehydroepiandrosterone or pregnenolone to androstenedione or progesterone, respectively, in placenta, mammary gland, breast tumors, prostate, prostate tumors, and other peripheral tissues. "
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2. | Breast Neoplasms (Breast Cancer)
02/27/2004
- " Separate genes encode the human type 1 (placenta, breast tumors, other peripheral tissues) and type 2 (gonad, adrenal) isoforms of 3 beta-hydroxysteroid dehydrogenase/isomerase (3 beta-HSD1, 3 beta-HSD2). " 09/12/2003
- " Human type 1 3 beta-hydroxysteroid dehydrogenase/isomerase (3 beta-HSD/isomerase) catalyzes the two sequential enzyme reactions on a single protein that converts dehydroepiandrosterone or pregnenolone to androstenedione or progesterone, respectively, in placenta, mammary gland, breast tumors, prostate, prostate tumors, and other peripheral tissues. "
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3. | 46,XY Disorder of Sex Development (Male Pseudohermaphroditism)
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4. | Hyperandrogenism
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5. | Teratoma (Teratoid Tumor)
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