Structure of PDB 5li7 Chain A Binding Site BS01

Receptor Information
>5li7 Chain A (length=373) Species: 83331 (Mycobacterium tuberculosis CDC1551) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LSGIDLTDLDNFADGFPHHLFAIHRREAPVYWHRPTEHTPDGEGFWSVAT
YAETLEVLRDPVTYSSVTGGQRRFGGTVLQDLPVAGQVLNMMDDPRHTRI
RRLVSSGLTPRMIRRVEDDLRRRARGLLDGVEPGAPFDFVVEIAAELPMQ
MICILLGVPETDRHWLFEAVRLYTYALELIAGKRAEPADDMLSVVANALS
DAELYLFFHLLFSAGAETTRNSIAGGLLALAENPDQLQTLRSDFELLPTA
IEEIVRWTSPSPSKRRTASRAVSLGGQPIEAGQKVVVWEGSANRDPSVFD
RADEFDITRKPNPHLGFGQGVHYCLGANLARLELRVLFEELLSRFGSVRV
VEPAEWTRSNRHTGIRHLVVELR
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 chain5li7 Chain A Residue 501 [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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PDB5li7 Structural Characterization and Ligand/Inhibitor Identification Provide Functional Insights into the Mycobacterium tuberculosis Cytochrome P450 CYP126A1.
Resolution1.58 Å
Binding residue
(original residue number in PDB)		L95 N96 H103 R107 A253 T257 T258 S261 K303 R305 G355 F356 H361 C363 G365 A369
Binding residue
(residue number reindexed from 1)		L89 N90 H97 R101 A214 T218 T219 S222 K264 R266 G316 F317 H322 C324 G326 A330
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) A253 E256 T257 T258 C363 L364 G365 E372 H401
Catalytic site (residue number reindexed from 1) A214 E217 T218 T219 C324 L325 G326 E333 H362
Enzyme Commision number 1.14.-.-
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0008395 steroid hydroxylase activity
GO:0016705 oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
GO:0020037 heme binding
GO:0036199 cholest-4-en-3-one 26-monooxygenase activity
GO:0046872 metal ion binding
Biological Process
GO:0006707 cholesterol catabolic process

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Molecular Function
View graph for
Biological Process
External links
PDB RCSB:5li7, PDBe:5li7, PDBj:5li7
PDBsum5li7
PubMed27932461
UniProtP9WPN8|CP126_MYCTO Putative cytochrome P450 126 (Gene Name=cyp126)

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