Structure of PDB 3na0 Chain A

Receptor sequence
>3na0A (length=470) Species: 9606 (Homo sapiens) [Search protein sequence]
PRPFNEIPSPGDNGWLNLYHFWRETGTHKVHLHHVQNFQKYGPIYREKLG
NVESVYVIDPEDVALLFKSEGPNPERFLIPPWVAYHQYYQRPIGVLLKKS
AAWKKDRVALNQEVMAPEATKNFLPLLDAVSRDFVSVLHRRIKKAGSGNY
SGDISDDLFRFAFESITNVIFGERQGMLEEVVNPEAQRFIDAIYQMFHTS
VPMLNLPPDLFRLFRTKTWKDHVAAWDVIFSKADIYTQNFYWELRQKGSV
HHDYRGILYRLLGDSKMSFEDIKANVTEMLAGGVDTTSMTLQWHLYEMAR
NLKVQDMLRAEVLAARHQAQGDMATMLQLVPLLKASIKETLRLHPISVTL
QRYLVNDLVLRDYMIPAKTLVQVAIYALGREPTFFFDPENFDPTRWLSKD
KNITYFRNLGFGWGVRQCLGRRIAELEMTIFLINMLENFRVEIQHLSDVG
TTFNLILMPEKPISFTFWPF
3D structure
PDB3na0 Structural basis for pregnenolone biosynthesis by the mitochondrial monooxygenase system.
ChainA
Resolution2.5 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T330 F455 C462
Catalytic site (residue number reindexed from 1) T286 F411 C418
Enzyme Commision number 1.14.15.6: cholesterol monooxygenase (side-chain-cleaving).
Interaction with ligand
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0005515 protein binding
GO:0008386 cholesterol monooxygenase (side-chain-cleaving) activity
GO:0008395 steroid hydroxylase activity
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding
GO:0046872 metal ion binding
Biological Process
GO:0006694 steroid biosynthetic process
GO:0006700 C21-steroid hormone biosynthetic process
GO:0006704 glucocorticoid biosynthetic process
GO:0008203 cholesterol metabolic process
GO:0008207 C21-steroid hormone metabolic process
GO:0016125 sterol metabolic process
GO:0034650 cortisol metabolic process
GO:0042359 vitamin D metabolic process
GO:0042446 hormone biosynthetic process
GO:0071375 cellular response to peptide hormone stimulus
GO:1901615 organic hydroxy compound metabolic process
Cellular Component
GO:0005739 mitochondrion
GO:0005743 mitochondrial inner membrane
GO:0005759 mitochondrial matrix

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3na0, PDBe:3na0, PDBj:3na0
PDBsum3na0
PubMed21636783
UniProtP05108|CP11A_HUMAN Cholesterol side-chain cleavage enzyme, mitochondrial (Gene Name=CYP11A1)

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