Structure of PDB 3fwf Chain B

Receptor sequence

>3fwfB (length=405) Species: 303 (Pseudomonas putida)

NLAPLPPHVPEHLVFDFDMYNPSNLSAGVQEAWAVLQESNVPDLVWTRCN
GGHWIATRGQLIREAYEDYRHFSSECPFIPREAGEAYDFIPTSMDPPEQR
QFRALANQVVGMPVVDKLENRIQELACSLIESLRPQGQCNFTEDYAEPFP
IRIFMLLAGLPEEDIPHLKYLTDQMTRPDGSMTFAEAKEALYDYLIPIIE
QRRQKPGTDAISIVANGQVNGRPITSDEAKRMCGLLLVGGLDTVVNFLSF
SMEFLAKSPEHRQELIQRPERIPAACEELLRRFSLVADGRILTSDYEFHG
VQLKKGDQILLPQMLSGLDERENACPMHVDFSRQKVSHTTFGHGSHLCLG
QHLARLQIIVTLKEWLTRIPDFSIAPGAQIQHKSGIVSGVQALPLVWDPA
TTKAV

3D structure

• PDB: 3fwf Probing the role of the proximal heme ligand in cytochrome P450cam by recombinant incorporation of selenocysteine.
• Chain: B
• Resolution: 1.83 Å

Enzymatic activity

• Catalytic site (original residue number in PDB): R186 G248 D251 T252 V253 C357 L358 G359 Q366 V396
• Catalytic site (residue number reindexed from 1): R177 G239 D242 T243 V244 C348 L349 G350 Q357 V387
• Enzyme Commision number: 1.14.15.1: camphor 5-monooxygenase.

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	P100 T101 R112 L245 G248 T252 V295 D297 R299 Q322 T349 F350 G351 H355 U357	P91 T92 R103 L236 G239 T243 V286 D288 R290 Q313 T340 F341 G342 H346 U348
BS02	CAM	B	Y96 L244	Y87 L235

Gene Ontology

Molecular Function

• GO:0004497 monooxygenase activity
• GO:0005506 iron ion binding
• GO:0005515 protein binding
• GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
• GO:0018683 camphor 5-monooxygenase activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

• GO:0019383 (+)-camphor catabolic process

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:3fwf, PDBe:3fwf, PDBj:3fwf
• PDBsum: 3fwf
• PubMed: 19293375
• UniProt: P00183|CPXA_PSEPU Camphor 5-monooxygenase (Gene Name=camC)