Structure of PDB 3npl Chain B

Receptor sequence
>3nplB (length=456) Species: 1404 (Priestia megaterium) [Search protein sequence]
MPQPKTFGELKNLPLLNTDKPVQALMKIADELGEIFKFEAPGRVTRYLSS
QRLIKEAADESRFDKNLSQALKFVRDFAGDGLFTSWTHEKNWCKAHNILL
PSFSQQAMKGYHAMMVDIAVQLVQKWERLNADEHIEVPEDMTRLTLDTIG
LSGFNYRFNSFYRDQPHPFITSMVRALDEAMNKLQRANPDDPAYDENKRQ
FQEDIKVMNDLVDKIIADRKASGEQSDDLLTHMLNGKDPETGEPLDDENI
RYQIITFLIAGHETTSGLLSFALYFLVKNPHVLQKAAEEAARVLVDPVPS
YKQVKQLKYVGMVLNEALRLWPTAPAFSLYAKEDTVLGGEYPLEKGDELM
VLIPQLHRDKTIWGDDVEEFRPERFENPSAIPQHAFKPFGNGQRACIGQQ
FALHEATLVLGMMLKHFDFEDHTNYELDIKETLTLKPEGFVVKAKSKKIP
LGGIPS
3D structure
PDB3npl Structure of Ru(bpy)2(A-Phen)(K97C) P450 BM3 heme domain, a ruthenium modified P450 BM3 mutant
ChainB
Resolution2.4 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) T264 F389 C396
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 F261 A264 G265 T268 T269 A328 F331 P392 F393 R398 C400 I401 G402 A406 K65 L82 F83 W92 F257 A260 G261 T264 T265 A324 F327 P388 F389 R394 C396 I397 G398 A402
BS02 RU8 B C97 N101 E244 C93 N97 E240
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:3npl, PDBe:3npl, PDBj:3npl
PDBsum3npl
PubMed
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

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