Structure of PDB 4c27 Chain A Binding Site BS01

Receptor Information
>4c27 Chain A (length=444) Species: 5693 (Trypanosoma cruzi) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PTDPPVYPVTVPFLGHIVQFGKNPLEFMQRCKRDLKSGVFTISIGGQRVT
IVGDPHEHSRFFSPRNEILSPREVYTIMTPVFGEGVAYAAPYPRMREQLN
FLAEELTIAKFQNFVPAIQHEVRKFMAENWKEDEGVINLLEDCGAMIINT
ACQCLFGEDLRKRLNARHFAQLLSKMESSLIPAAVFMPWLLRLPLPQSAR
CREARAELQKILGEIIVAREKEETSDLLGGLLKAVYRDGTRMSLHEVCGM
IVAAMFAGQHTSTITTSWSMLHLMHPKNKKWLDKLHKEIDEFPAQLNYDN
VMDEMPFAERCVRESIRRDPPLLMVMRMVKAEVKVGSYVVPKGDIIACSP
LLSHHDEEAFPNPRLWDPERDEKVDGAFIGFGAGVHKCIGQKFALLQVKT
ILATAFREYDFQLLRDEVPDPDYHTMVVGPTLNQCLVKYTRKKK
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 chain4c27 Chain A Residue 1450 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4c27 Binding Mode and Potency of N-Indolyl-Oxopyridinyl-4-Amino-Propanyl-Based Inhibitors Targeting Trypanosoma Cruzi Cyp51
Resolution1.95 Å
Binding residue
(original residue number in PDB)		L127 A288 A291 T295 L356 V359 R361 G414 F415 H420 C422 I423 G424
Binding residue
(residue number reindexed from 1)		L99 A254 A257 T261 L322 V325 R327 G380 F381 H386 C388 I389 G390
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) S296
Catalytic site (residue number reindexed from 1) S262
Enzyme Commision number 1.14.14.154: sterol 14alpha-demethylase.
Gene Ontology
Molecular Function
GO:0004497 monooxygenase activity
GO:0005506 iron ion binding
GO:0008398 sterol 14-demethylase activity
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:0016126 sterol biosynthetic process
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4c27, PDBe:4c27, PDBj:4c27
PDBsum4c27
PubMed25393646
UniProtQ7Z1V1|CP51_TRYCC Sterol 14-alpha demethylase (Gene Name=CYP51)

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