Detail Information

P450 Protein:

P450 SymbolCYP24A1
Protein Name1,25-dihydroxyvitamin D(3) 24-hydroxylase, mitochondrial
Uniprot IDQ07973
EC Number1.14.15.16
Gene ID 1591
SpeciesHomo sapiens (Human)
Txid 9606
P450 Protein Structure
Model Confidence (pLDDT)
Very high (>90)
High (90 > 70)
Low (70 > 50)
Very low (<50)
Subcellular LocationMitochondrion
Protein Sequence GO

Reaction Scheme:

Chemical Conversion C27H44O3 + Fe2S2 + O2 + H+ → C27H44O4 + Fe2S2 + H2O
Reaction TypeOxidation
Chemical BondCH2
RheaID 24964

Calcitriol

+

[2Fe-2S]1+

+

O2

+

H+

CYP24A1

Calcitetrol

+

[2Fe-2S]2+

+

H2O

Substrate Information:

Substrate Name Calcitriol
Substrate Chemical FormulaC27H44O3
Substrate PubChem CID5280453
Substrate SmilesC[C@H](CCCC(C)(C)O)[C@H]1CC[C@@H]2[C@@]1(CCC/C2=CC=C/3C[C@H](C[C@@H](C3=C)O)O)C
Substrate Structure
Substrate Name [2Fe-2S]1+
Substrate Chemical FormulaFe2S2
Substrate SmilesS1[Fe]S[Fe+]1
Substrate Structure
Substrate Name O2
Substrate Chemical FormulaO2
Substrate PubChem CID977
Substrate CAS Number7782-44-7
Substrate SmilesO=O
Substrate Structure
Substrate Name H+
Substrate Chemical FormulaH+
Substrate PubChem CID1038
Substrate CAS Number12408-02-5
Substrate Smiles[H+]
Substrate Structure

Product Information:

Product Name Calcitetrol
Product Chemical FormulaC27H44O4
Product PubChem CID9910685
Product SmilesC[C@H](CCC(C(C)(C)O)O)[C@H]1CC[C@@H]2[C@@]1(CCC/C2=CC=C/3C[C@H](C[C@@H](C3=C)O)O)C
Product Structure
Product Name [2Fe-2S]2+
Product Chemical FormulaFe2S2
Product SmilesS1[Fe+]S[Fe+]1
Product Structure
Product Name H2O
Product Chemical FormulaH2O
Product PubChem CID962
Product CAS Number7732-18-5
Product SmilesO
Product Structure

References:

Title: Metabolism of vitamin D3 by cytochromes P450.
PMID: 15574355
Journal: Frontiers in bioscience : a journal and virtual library
Year: 2005/1/1
Title: Structure-function analysis of vitamin D 24-hydroxylase (CYP24A1) by site-directed mutagenesis: amino acid residues responsible for species-based difference of CYP24A1 between humans and rats.
PMID: 16617161
Journal: Molecular pharmacology
Year: 2006/7/1
Title: Mutations in CYP24A1 and idiopathic infantile hypercalcemia.
PMID: 21675912
Journal: The New England journal of medicine
Year: 2011/8/4
Title: Kinetic analysis of human CYP24A1 metabolism of vitamin D via the C24-oxidation pathway.
PMID: 24893882
Journal: The FEBS journal
Year: 2014/7/1
Title: Human 25-hydroxyvitamin D3-24-hydroxylase, a multicatalytic enzyme.
PMID: 8679605
Journal: Biochemistry
Year: 1996/6/25

Contact zhy1001@alu.uestc.edu.cn or yangzhang@cdutcm.edu.cn
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