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4EP6

Crystal structure of the XplA heme domain in complex with imidazole and PEG

Functional Information from GO Data
ChainGOidnamespacecontents
A0004497molecular_functionmonooxygenase activity
A0005506molecular_functioniron ion binding
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0020037molecular_functionheme binding
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE HEM A 601
ChainResidue
AALA237
AARG443
ASER495
APHE496
AGLY497
AHIS501
ACYS503
ASER509
AIMD602
A1PE603
AHOH710
ALEU238
AHIS245
AARG249
APHE388
AILE396
APRO437
AGLN438
APHE441

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE IMD A 602
ChainResidue
AMET394
AHEM601
A1PE603
AHOH762

site_idAC3
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 1PE A 603
ChainResidue
AGLY223
ATRP224
ALEU238
AMET324
AGLN325
AGLN438
AHEM601
AIMD602
AHOH719

Functional Information from PROSITE/UniProt
site_idPS00086
Number of Residues10
DetailsCYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FGlGPHSCAG
ChainResidueDetails
APHE496-GLY505

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PDB entries from 2024-11-06

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