Structure of PDB 3dgi Chain B Binding Site BS01

Receptor Information
>3dgi Chain B (length=425) Species: 1404 (Priestia megaterium) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KEMPQPKTFGELKNLPLLNTDKPVQALMKIADELGEIFKFEAPGRVTRYL
SSQRLIKEACDESRFDKNLSQALKFVRDFAGDGLATSWTHEKNWKKAHNI
LLPSFSQQAMKGYHAMMVDIAVQLVQKWERLNADEHIEVPEDMTRLTLDT
IGLCGFNYRFNSFYRDQPHPFITSMVRAFQEDIKVMNDLVDKIIADRKAS
DDLLTHMLNGKDPETGEPLDDENIRYQIITFLIAGHEATSGLLSFALYFL
VKNPHVLQKAAEEAARVLVDPVPSYKQVKQLKYVGMVLNEALRLWPTAPA
FSLYAKEDTVLGGEYPLEKGDELMVLIPQLHRDKTIWGDDVEEFRPERFE
NPSAIPQHAFKPFGNGQRACIGQQFALHEATLVLGMMLKHFDFEDHTNYE
LDIKETLTLKPEGFVVKAKSKKIPL
Ligand information
Ligand IDHEM
InChIInChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;
InChIKeyKABFMIBPWCXCRK-RGGAHWMASA-L
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
CACTVS 3.385CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C
ACDLabs 12.01C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O
FormulaC34 H32 Fe N4 O4
NamePROTOPORPHYRIN IX CONTAINING FE;
HEME
ChEMBL
DrugBankDB18267
ZINC
PDB chain3dgi Chain B Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB3dgi Homolytic versus heterolytic dioxygen bond cleavage in cytochrome P450 BM3.
Resolution1.95 Å
Binding residue
(original residue number in PDB)		K69 L86 A87 W96 F107 F261 A264 G265 A268 T269 F331 P392 F393 G394 R398 C400 I401 A406
Binding residue
(residue number reindexed from 1)		K67 L84 A85 W94 F105 F231 A234 G235 A238 T239 F301 P362 F363 G364 R368 C370 I371 A376
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) A268 F393 C400
Catalytic site (residue number reindexed from 1) A238 F363 C370
Enzyme Commision number 1.14.14.1: unspecific monooxygenase.
1.6.2.4: NADPH--hemoprotein reductase.
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding

View graph for
Molecular Function
External links
PDB RCSB:3dgi, PDBe:3dgi, PDBj:3dgi
PDBsum3dgi
PubMed
UniProtP14779|CPXB_PRIM2 Bifunctional cytochrome P450/NADPH--P450 reductase (Gene Name=cyp102A1)

[Back to BioLiP]