Structure of PDB 4dqk Chain B

Receptor sequence
>4dqkB (length=377) Species: 1404 (Priestia megaterium) [Search protein sequence]
HGAFSTNVVASKELQQPGSARSTRHLEIELPKEASYQEGDHLGVIPRNYE
GIVNRVTARFGLDASQQIRLEKTVSVEELLQYVELQDPVTRTQLRAMAAK
TVAPPHKVELEALLEKQAYKEQVLAKRLTMLELLEKYPACEMKFSEFIAL
LPSIRPRYYSISSSPRVDEKQASITVSVVSGEAWSGYGEYKGIASNYLAE
LQEGDTITCFISTPQSEFTLPKDPETPLIMVGPGTGVAPFRGFVQARKQL
KEQGQSLGEAHLYFGCRSPHEDYLYQEELENAQSEGIITLHTAFSRMPNQ
PKTYVQHVMEQDGKKLIELLDQGAHFYICGDGSQMAPAVEATLMKSYADV
HQVSEADARLWLQQLEEKGRYAKDVWA
3D structure
PDB4dqk The crystal structure of the FAD/NADPH-binding domain of flavocytochrome P450 BM3.
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) Y830 S831 C1000 D1045 W1047
Catalytic site (residue number reindexed from 1) Y159 S160 C329 D374 W376
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 FAD B H700 R798 R828 Y829 Y830 S831 T846 S848 E853 W855 Y861 G863 I864 A865 S866 T906 W1047 H41 R127 R157 Y158 Y159 S160 T175 S177 E182 W184 Y190 G192 I193 A194 S195 T235 W376
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity

View graph for
Molecular Function
External links
PDB RCSB:4dqk, PDBe:4dqk, PDBj:4dqk
PDBsum4dqk
PubMed22356131
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

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