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4KEY

Structure of P450 BM3 A82F F87V in complex with omeprazole

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
B0004497molecular_functionmonooxygenase activity
B0005506molecular_functioniron ion binding
B0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
B0020037molecular_functionheme binding
Functional Information from PDB Data
site_idAC1
Number of Residues27
DetailsBINDING SITE FOR RESIDUE HEM A 501
ChainResidue
ALYS69
ATHR269
ATHR327
APHE331
APRO392
APHE393
AGLY394
AARG398
AALA399
ACYS400
AILE401
ALEU75
AGLY402
A1C6502
AHOH603
AHOH607
AHOH608
AHOH610
AHOH653
AHOH838
ALEU86
AVAL87
ATRP96
APHE261
AALA264
AGLY265
ATHR268

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 1C6 A 502
ChainResidue
AVAL26
ATYR51
AALA74
AALA328
APRO329
ALEU437
AHEM501
AHOH663
AHOH839

site_idAC3
Number of Residues25
DetailsBINDING SITE FOR RESIDUE HEM B 501
ChainResidue
BLYS69
BLEU75
BLEU86
BVAL87
BTRP96
BPHE107
BPHE261
BALA264
BGLY265
BTHR268
BTHR327
BPHE331
BPRO392
BPHE393
BGLY394
BARG398
BALA399
BCYS400
BILE401
BGLY402
BHOH631
BHOH681
BHOH730
BHOH731
BHOH734

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE 1C6 B 502
ChainResidue
BVAL26
BALA264
BPRO329
BALA330
BLEU437
BHOH732

Functional Information from PROSITE/UniProt
site_idPS00086
Number of Residues10
DetailsCYTOCHROME_P450 Cytochrome P450 cysteine heme-iron ligand signature. FGnGQRACIG
ChainResidueDetails
APHE393-GLY402

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15020590","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1SMJ","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"10051560","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11695889","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11695892","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"14653735","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15020590","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15299332","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16403573","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17077084","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17429965","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17868686","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004886","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18298086","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18619466","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18721129","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19492389","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20180779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20947800","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21110374","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21875028","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7578081","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8342039","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9033595","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1BU7","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1BVY","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1FAG","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1FAH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1JME","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1JPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0V","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0W","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1P0X","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SMI","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1SMJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YQO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1YQP","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZO4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZO9","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1ZOA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2BMH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2HPD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2IJ4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2J1M","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2J4S","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2UWH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3BEN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3CBD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EKF","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3HF2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KX5","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3M4V","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3NPL","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Important for catalytic activity","evidences":[{"source":"PubMed","id":"16403573","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"7578081","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues3
DetailsM-CSA 699
ChainResidueDetails
ATHR268electrostatic stabiliser, steric role
APHE393electrostatic stabiliser, steric role
ACYS400electrostatic stabiliser

site_idMCSA2
Number of Residues3
DetailsM-CSA 699
ChainResidueDetails
BTHR268electrostatic stabiliser, steric role
BPHE393electrostatic stabiliser, steric role
BCYS400electrostatic stabiliser

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PDB entries from 2025-07-09

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