Structure of PDB 2pg7 Chain B

Receptor sequence
>2pg7B (length=464) Species: 9606 (Homo sapiens) [Search protein sequence]
KLPPGPTPLPFIGNYLQLNTEQMYNSLMKISERYGPVFTIHLGPRRVVVL
CGHDAVREALVDQAEEFSGRGEQATFDWVFKGYGVVFSNGERAKQLRRFS
IATLRDFGVGKRGIEERIQEEAGFLIDALRGTGGANIDPTFFLSRTVSNV
ISSIVFGDRFDYKDKEFLSLLRMMLGIFQFTSTSTGQLYEMFSSVMKHLP
GPQQQAFQLLQGLEDFIAKKVEHNQRTLDPNSPRDFIDSFLIRMQEEEKN
PNTEFYLKNLVMTTLQLFVGGTETVSTTLRYGFLLLMKHPEVEAKVHEEI
DRVIGKNRQPKFEDRAKMPYMEAVIHEIQRFGDVIPMSLARRVKKDTKFR
DFFLPKGTEVYPMLGSVLRDPSFFSNPQDFNPQHFLNEKGQFKKSDAFVP
FSIGKRNCFGEGLARMELFLFFTTVMQNFRLKSSQSPKDIDVSPKHVGFA
TIPRNYTMSFLPRH
3D structure
PDB2pg7 Structural insight into the altered substrate specificity of human cytochrome P450 2A6 mutants.
ChainB
Resolution2.8 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T305 F432 C439
Catalytic site (residue number reindexed from 1) T274 F401 C408
Enzyme Commision number 1.14.14.1: unspecific 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 R101 V117 R128 G301 G302 T305 I366 S369 R372 P431 F432 S433 R437 C439 F440 G441 A445 R70 V86 R97 G270 G271 T274 I335 S338 R341 P400 F401 S402 R406 C408 F409 G410 A414
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0008389 coumarin 7-hydroxylase activity
GO:0008392 arachidonate epoxygenase activity
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0016712 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0070330 aromatase activity
Biological Process
GO:0006805 xenobiotic metabolic process
GO:0009804 coumarin metabolic process
GO:0019373 epoxygenase P450 pathway
GO:0046222 aflatoxin metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005783 endoplasmic reticulum
GO:0005789 endoplasmic reticulum membrane
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:2pg7, PDBe:2pg7, PDBj:2pg7
PDBsum2pg7
PubMed17540336
UniProtQ16696|CP2AD_HUMAN Cytochrome P450 2A13 (Gene Name=CYP2A13)

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