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1PO5

Structure of mammalian cytochrome P450 2B4

Functional Information from GO Data
ChainGOidnamespacecontents
A0004497molecular_functionmonooxygenase activity
A0005506molecular_functioniron ion binding
A0005737cellular_componentcytoplasm
A0005783cellular_componentendoplasmic reticulum
A0005789cellular_componentendoplasmic reticulum membrane
A0006805biological_processxenobiotic metabolic process
A0008392molecular_functionarachidonic acid epoxygenase activity
A0016020cellular_componentmembrane
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0016712molecular_functionoxidoreductase 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
A0019373biological_processepoxygenase P450 pathway
A0020037molecular_functionheme binding
A0043231cellular_componentintracellular membrane-bounded organelle
A0046872molecular_functionmetal ion binding
A0070330molecular_functionaromatase activity
Functional Information from PDB Data
site_idAC1
Number of Residues21
DetailsBINDING SITE FOR RESIDUE HEM A 500
ChainResidue
AARG98
AVAL367
AHIS369
ALEU392
APRO428
APHE429
ASER430
AARG434
ACYS436
AGLY438
AHOH9028
AHIS226
AHOH9033
AHOH9080
APHE227
AALA298
AGLY299
ATHR302
ATHR303
ATHR306
AGLN357

Functional Information from PROSITE/UniProt
site_idPS00086
Number of Residues10
DetailsCYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FSlGKRICLG
ChainResidueDetails
APHE429-GLY438

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsBINDING: axial binding residue
ChainResidueDetails
AGLN455

site_idSWS_FT_FI2
Number of Residues1
DetailsMOD_RES: Phosphoserine; by PKA => ECO:0000250|UniProtKB:P00176
ChainResidueDetails
AGLN147

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1akd
ChainResidueDetails
ATHR302
AGLU301

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PDB entries from 2024-07-24

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