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Steroid Hydroxylases
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Definition
: Cytochrome P-450 monooxygenases (MIXED FUNCTION OXYGENASES) that are important in steroid biosynthesis and metabolism.
GEN; prefer specifics
Examples
Aldosterone Synthase
;
Aromatase
;
Cholesterol 7-alpha-Hydroxylase
;
Cholesterol Side-Chain Cleavage Enzyme
;
Cytochrome P-450 CYP27A1
;
25-Hydroxyvitamin D3 1-alpha-Hydroxylase
;
Steroid 12-alpha-Hydroxylase
;
Steroid 16-alpha-Hydroxylase
;
Steroid 17-alpha-Hydroxylase
;
Steroid 11-beta-Hydroxylase
;
Steroid 21-Hydroxylase
;
Sterol 14-Demethylase
Other names
Steroid Monooxygenases; Monooxygenases, Steroid; Hydroxylases, Steroid
Substance
CAS Registry & name
Categories
Source
Drugs
*
2,4-
estrogen hydroxylase, human
EC 1.14.14.1
*Steroid Hydroxylases.
Vopr Onkol. 2011;57(6):722-6
cholesterol 25-
hydroxylase
EC 1.14.99.38
*Steroid Hydroxylases.
Neurosci Lett. 2006 Jan 2;391(3):142-6
CYP39A1 protein, human
EC 1.14.13.-
*Steroid Hydroxylases.
CYP7B1 protein, human
EC 1.14.13.-
*Steroid Hydroxylases.
Cyp7b1 protein, rat
EC 1.14.13.-
*Steroid Hydroxylases.
Cyp2a4 protein, mouse
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Cyp2a1 protein, rat
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
VID 400
0
*Imidazoles
Steroid Hydroxylases/antagonists & inhibitors.
Steroids 2001 Mar-May;66(3-5):451-62
SDZ 89-
443
0
*Imidazoles
Steroid Hydroxylases/antagonists & inhibitors.
Steroids 2001 Mar-May;66(3-5):451-62
vitamin D 1-
alpha hydroxylase
EC 1.14.-
*Steroid Hydroxylases.
J Endocrinol 2000 Mar;164(3):339-48
Cyp2b9 protein, mouse
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 1999 Sep 1;369(1):89-99
cholesterol 24-
hydroxylase
EC 1.14.-
*Steroid Hydroxylases.
Curr Opin Lipidol 1999 Apr;10(2):161-5
oxysterol 7-
alpha-
hydroxylase
EC 1.14.13.-
*Steroid Hydroxylases.
J Clin Invest 1998 Nov 1;102(9):1690-703
CPD protein, Arabidopsis
EC 1.14.-
*Steroid Hydroxylases
*Arabidopsis Proteins.
Cell 1996 Apr 19;85(2):171-82
cytochrome P-
450 CYP2G1
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 1997 Apr 15;340(2):208-14; Biochem Biophys Res Commun 1996 Jan 17;218(2):570-4
saturated steroid 6-
alpha-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
J Clin Endocrinol 1997 May;82(5):1338-44; J Steroid Biochem. 1986 Dec;25(6):911-6; Steroids. 1979 Jun;33(6):675-92
Cyp2b10 protein, mouse
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Biochem Biophys Res Commun 1996 Sep 24;226(3):900-5
Cyp7b1 protein, mouse
EC 1.14.13.-
*Steroid Hydroxylases.
J Biol Chem 1995 Dec 15;270(50):29739-45
taurochenodeoxycholic acid 6-
alpha-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
Biochem J 2002 Apr 15;363(Pt 2):297-303; Eur J Biochem 1995 Aug 1;231(1):855-61
testosterone 2-
alpha-
hydroxylase
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 1995 Jan 10;316(1):478-84
cytochrome P-
450 CYP2B5 (rabbit)
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 1994 Nov 1;314(2):367-75
cytochrome P-
450 CYP2B11 (dog)
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases
Steroid Hydroxylases.
Arch Biochem Biophys 1994 Nov 1;314(2):367-75
CYP2K1 protein, Oncorhynchus mykiss
EC 1.14.14.1
*Fish Proteins
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 1994 Jul;312(1):45-51
steroid 14-
alpha-
hydroxylase
EC 1.14.13.-
*Steroid Hydroxylases.
J Steroid Biochem Mol Biol 1993 Jun;45(6):563-9
steroid 11-
alpha-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
J Basic Microbiol 1991;31(5):347-56
cytochrome P450 CYP3A10 (hamster)
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
J Biol Chem 1991;266(31):21031
cytochrome P450(C-
MF)
EC 1.14.-
*Steroid Hydroxylases.
Biochem Biophys Res Commun 1988;156(2):681
digitoxin 12-
beta-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
Biochem J 1988;252(2):537
steroid 15-
alpha-
hydroxylase
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Biochemistry 1986;25(17):4913
steroid (23R)-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
Biochim Biophys Acta 1986;883(3):585
steroid 9-
alpha-
hydroxylase
EC 1.14.99.-
*Steroid Hydroxylases.
Eur J Biochem 1982;128(1):125
steroid 15-
beta-
hydroxylase
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Biochem Biophys Res Commun 1982;105(1):303
steroid hormone 7-
alpha-
hydroxylase
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Steroids 1980;36(6):647
steroid 19-
hydroxylase
EC 1.14.13.-
*Steroid Hydroxylases.
Prod Soc Exp Biol Med 1980;165(1):69
steroid 16-
beta-
hydroxylase
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Comp Biochem Physiol C Pharmacol Toxicol Endocrinol 1998 Nov; 121(1-3):197-203; FEBS Lett 1980;113(2):193
testosterone 7-
alpha-
hydroxylase, hamster
EC 1.14.14.1
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Arch Biochem Biophys 371(2):270;1999
steroid hormone 6-
beta-
hydroxylase
EC 1.14.14.1
*Steroid Hydroxylases.
Metabolism 27(8):1003;1978
vitamin D 24-
hydroxylase
EC 1.14.13.-
*Steroid Hydroxylases.
Biochem Biophys Res Comms 81(4):1073;1978; Biochem Biophys Res Commun 90(1):50;1979; J Biol Chem 1979;254(24):12455; J Biol Chem 253(11):3804;1978; Methods Enzymol 1980;67:445
estrogen 2-
hydroxylase
EC 1.14.14.1
*Steroid Hydroxylases
*Cytochrome P-450 CYP1A1.
Biochem Pharmacol 1980;29(1):83; Cancer Res 1979;39(11):4584; Steroids 32(4):529;1978
ecdysone 20-
hydroxylase
EC 1.14.99.22
*Aryl Hydrocarbon Hydroxylases
*Steroid Hydroxylases.
Eur J Biochem 88(1):37;1978; Hoppe Seylers Z Phyiol Chem 359(10):1247;1978