Structure of PDB 2ij2 Chain A

Receptor sequence
>2ij2A (length=450) Species: 1404 (Priestia megaterium) [Search protein sequence]
KEMPQPKTFGELKNLPLLNTDKPVQALMKIADELGEIFKFEAPGRVTRYL
SSQRLIKEACDESRFDKNLSQALKFVRDFAGDGLFTSWTHEKNWKKAHNI
LLPSFSQQAMKGYHAMMVDIAVQLVQKWERLNADEHIEVPEDMTRLTLDT
IGLCGFNYRFNSFYRDQPHPFITSMVRALDEAMNKLNPDDPAYDENKRQF
QEDIKVMNDLVDKIIADRKASGEQSDDLLTHMLNGKDPETGEPLDDENIR
YQIITFLIAGHETTSGLLSFALYFLVKNPHVLQKAAEEAARVLVDPVPSY
KQVKQLKYVGMVLNEALRLWPTAPAFSLYAKEDTVLGGEYPLEKGDELMV
LIPQLHRDKTIWGDDVEEFRPERFENPSAIPQHAFKPFGNGQRACIGQQF
ALHEATLVLGMMLKHFDFEDHTNYELDIKETLTLKPEGFVVKAKSKKIPL
3D structure
PDB2ij2 Structural and spectroscopic characterization of P450 BM3 mutants with unprecedented P450 heme iron ligand sets. New heme ligation states influence conformational equilibria in P450 BM3.
ChainA
Resolution1.2 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) T263 F388 C395
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 A K69 L86 F87 W96 A264 G265 T268 T269 F331 P392 F393 R398 C400 I401 G402 A406 K67 L84 F85 W94 A259 G260 T263 T264 F326 P387 F388 R393 C395 I396 G397 A401
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:2ij2, PDBe:2ij2, PDBj:2ij2
PDBsum2ij2
PubMed17077084
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

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