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Structure of PDB 4umz Chain B Binding Site BS01

Receptor Information
>4umz Chain B (length=395) Species: 54571 (Streptomyces venezuelae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PVLDLGALGQDFAADPYPTYARLRAEGPAHRVRTPEGNEVWLVVGYDRAR
AVLADPRFSKDWRNSTTPLTEAEAALNHNMLESDPPRHTRLRKLVAREFT
MRRVELLRPRVQEIVDGLVDAMLAAPDGRADLMESLAWPLPITVISELLG
VPEPDRAAFRVWTDAFVFPDDPAQAQTAMAEMSGYLSRLIDSKRGQDGED
LLSALVRTSDEDGSRLTSEELLGMAHILLVAGHETTVNLIANGMYALLSH
PDQLAALRADMTLLDGAVEEMLRYEGPVESATYRFPVEPVDLDGTVIPAG
DTVLVVLADAHRTPERFPDPHRFDIRRDTAGHLAFGHGIHFCIGAPLARL
EARIAVRALLERCPDLALDVSPGELVWYPNPMIRGLKALPIRWRR
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 chain4umz Chain B Residue 1407 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4umz Recognition of Synthetic Substrates by P450 Pikc
Resolution2.32 Å
Binding residue
(original residue number in PDB)		M92 L93 H100 R104 L240 A243 G244 T247 L251 T294 R296 A346 F347 H352 C354 I355 G356 A360
Binding residue
(residue number reindexed from 1)		M80 L81 H88 R92 L228 A231 G232 T235 L239 T282 R284 A334 F335 H340 C342 I343 G344 A348
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D23 P47 F180 A243 E246 T247 T248 V290 C354 I355 G356 E363 I395
Catalytic site (residue number reindexed from 1) D11 P35 F168 A231 E234 T235 T236 V278 C342 I343 G344 E351 I383
Enzyme Commision number 1.14.15.33: pikromycin synthase.
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
GO:0046872 metal ion binding
Biological Process
GO:0017000 antibiotic biosynthetic process
GO:0033068 macrolide biosynthetic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4umz, PDBe:4umz, PDBj:4umz
PDBsum4umz
PubMed
UniProtO87605|PIKC_STRVZ Cytochrome P450 monooxygenase PikC (Gene Name=pikC)

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