EC Tree |
1. Oxidoreductases |
1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen |
1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen into the other donor |
ID: | 1.14.14.25 | ||
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Description: | Cholesterol 24-hydroxylase. | ||
Alternative Name: |
Cytochrome P450 46A1. CYP46A1. Cholesterol 24S-hydroxylase. Cholesterol 24-monooxygenase. | ||
Prosite: | PDOC00081; | ||
PDB: |
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Cath: | 1.10.630.10; |
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Note: Use your mouse to drag, rotate, and zoom in and out of the structure. Mouse-over to identify atoms and bonds. Mouse controls documentation.UniProtKB Enzyme Link: | UniProtKB 1.14.14.25 |
BRENDA Enzyme Link: | BRENDA 1.14.14.25 |
KEGG Enzyme Link: | KEGG1.14.14.25 |
BioCyc Enzyme Link: | BioCyc 1.14.14.25 |
ExPASy Enzyme Link: | ExPASy1.14.14.25 |
EC2PDB Enzyme Link: | EC2PDB 1.14.14.25 |
ExplorEnz Enzyme Link: | ExplorEnz 1.14.14.25 |
PRIAM enzyme-specific profiles Link: | PRIAM 1.14.14.25 |
IntEnz Enzyme Link: | IntEnz 1.14.14.25 |
MEDLINE Enzyme Link: | MEDLINE 1.14.14.25 |
MSA: | |
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Phylogenetic Tree: | |
Uniprot: | |
M-CSA: |
RHEA:22716 | cholesterol + O2 + reduced [NADPH--hemoprotein reductase] = (24S)-hydroxycholesterol + H(+) + H2O + oxidized [NADPH--hemoprotein reductase] |
RULE(radius=1) | [*:1]-[CH2;+0:2]-[*:3].[*:4]-[N;H0;+0:5]1-[*:6]:[*:7]-[NH;+0:8]-[c;H0;+0:9](:[*:10]):[c;H0;+0:11]-1:[nH;+0:12]:[*:13].[O;H0;+0:14]=[O;H0;+0:15]>>[*:1]-[CH;+0:2](-[*:3])-[OH;+0:14].[*:4]-[n;H0;+0:5]1:[*:6]:[*:7]:[n;H0;+0:8]:[c;H0;+0:9](:[*:10])-[c;H0;+0:11]:1:[n;H0;+0:12]:[*:13].[OH2;+0:15] |
Reaction | ![]() |
Core-to-Core |
Title | Authors | Date | PubMed ID |
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The enzymes, regulation, and genetics of bile acid synthesis. | Russell DW | 2003 | 12543708 |
Crystal structures of substrate-bound and substrate-free cytochrome P450 46A1, the principal cholesterol hydroxylase in the brain. | Mast N, White MA, Bjorkhem I, Johnson EF, Stout CD, Pikuleva IA | 2008 Jul 15 | 18621681 |
Broad substrate specificity of human cytochrome P450 46A1 which initiates cholesterol degradation in the brain. | Mast N, Norcross R, Andersson U, Shou M, Nakayama K, Bjorkhem I, Pikuleva IA | 2003 Dec 9 | 14640697 |
cDNA cloning of cholesterol 24-hydroxylase, a mediator of cholesterol homeostasis in the brain. | Lund EG, Guileyardo JM, Russell DW | 1999 Jun 22 | 10377398 |