Structure of PDB 1zo9 Chain B

Receptor sequence
>1zo9B (length=458) Species: 1404 (Priestia megaterium) [Search protein sequence]
TIKEMPQPKTFGELKNLPLLNTDKPVQALMKIADELGEIFKFEAPGRVTR
YLSSQRLIKEACDESRFDKNLSQALKFVRDFAGDGLFTSWTHEKNWKKAH
NILLPSFSQQAMKGYHAMMVDIAVQLVQKWERLNADEHIEVPEDMTRLTL
DTIGLCGFNYRFNSFYRDQPHPFITSMVRALDEAMNKLQRANPDDPAYDE
NKRQFQEDIKVMNDLVDKIIADRKASGEQSDDLLTHMLNGKDPETGEPLD
DENIRYQIITFLIAGHETTSGLLSFALYFLVKNPHVLQKAAEEAARVLVD
PVPSYKQVKQLKYVGMVLNEALRLWPTAPAFSLYAKEDTVLGGEYPLEKG
DELMVLIPQLHRDKTIWGDDVEEFRPERFENPSAIPQHAFKPFGNGQRAC
IGQQFALHEATLVLGMMLKHFDFEDHTNYELDIKETLTLKPEGFVVKAKS
KKIPLGGI
3D structure
PDB1zo9 Interactions of substrates at the surface of P450s can greatly enhance substrate potency.
ChainB
Resolution1.7 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T268 F393 C400
Catalytic site (residue number reindexed from 1) T268 F393 C400
Enzyme Commision number 1.14.14.1: unspecific monooxygenase.
1.6.2.4: NADPH--hemoprotein reductase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 HEM B K69 L86 F87 W96 F107 F261 A264 G265 T268 F331 P392 F393 R398 C400 I401 A406 K69 L86 F87 W96 F107 F261 A264 G265 T268 F331 P392 F393 R398 C400 I401 A406
BS02 EPM B F42 Y51 S72 Q73 A74 L437 F42 Y51 S72 Q73 A74 L437
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:1zo9, PDBe:1zo9, PDBj:1zo9
PDBsum1zo9
PubMed18004886
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

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