Structure of PDB 1w19 Chain E Binding Site BS02

Receptor Information
>1w19 Chain E (length=146) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ASGVRLAIVASSWHGKICDALLDGARKVAAGCGLDDPTVVRVLGAIEIPV
VAQELARNHDAVVALGVVIRGQTPHFDYVCDAVTQGLTRVSLDSSTPIAN
GVLTTNTEEQALDRAGLPTSAEDKGAQATVAALATALTLRELRAHS
Ligand information
Ligand IDT4P
InChIInChI=1S/C13H21N4O11P/c18-5-7(20)9(21)6(19)4-17-10-8(11(22)15-12(23)14-10)16(13(17)24)2-1-3-28-29(25,26)27/h6-7,9,18-21H,1-5H2,(H2,25,26,27)(H2,14,15,22,23)/t6-,7-,9-/m1/s1
InChIKeyKPHFGOGGKPGLTM-ZXFLCMHBSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(CN1C2=C(NC(=O)NC2=O)N(C1=O)C[C@H]([C@H]([C@@H](CO)O)O)O)COP(=O)(O)O
CACTVS 3.341OC[CH](O)[CH](O)[CH](O)CN1C(=O)N(CCCO[P](O)(O)=O)C2=C1NC(=O)NC2=O
CACTVS 3.341OC[C@@H](O)[C@H](O)[C@H](O)CN1C(=O)N(CCCO[P](O)(O)=O)C2=C1NC(=O)NC2=O
OpenEye OEToolkits 1.5.0C(CN1C2=C(NC(=O)NC2=O)N(C1=O)CC(C(C(CO)O)O)O)COP(=O)(O)O
ACDLabs 10.04O=C1C2=C(NC(=O)N1)N(C(=O)N2CCCOP(=O)(O)O)CC(O)C(O)C(O)CO
FormulaC13 H21 N4 O11 P
Name3-{2,6,8-TRIOXO-9-[(2R,3R,4R)-2,3,4,5-TETRAHYDROXYPENTYL]-1,2,3,6,8,9-HEXAHYDRO-7H-PURIN-7-YL}PROPYL DIHYDROGEN PHOSPHATE
ChEMBL
DrugBankDB03973
ZINCZINC000032304140
PDB chain1w19 Chain E Residue 1163 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1w19 Crystal Structure of Lumazine Synthase from Mycobacterium Tuberculosis as a Target for Rational Drug Design: Binding Mode of a New Class of Purinetrione Inhibitors(,)
Resolution2.0 Å
Binding residue
(original residue number in PDB)		W27 A59 I60 E61 V81 V82 T87 H89
Binding residue
(residue number reindexed from 1)		W13 A45 I46 E47 V67 V68 T73 H75
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H89
Catalytic site (residue number reindexed from 1) H75
Enzyme Commision number 2.5.1.78: 6,7-dimethyl-8-ribityllumazine synthase.
Gene Ontology
Molecular Function
GO:0000906 6,7-dimethyl-8-ribityllumazine synthase activity
GO:0016740 transferase activity
Biological Process
GO:0009231 riboflavin biosynthetic process
Cellular Component
GO:0005829 cytosol
GO:0009349 riboflavin synthase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1w19, PDBe:1w19, PDBj:1w19
PDBsum1w19
PubMed15723519
UniProtP9WHE9|RISB_MYCTU 6,7-dimethyl-8-ribityllumazine synthase (Gene Name=ribH)

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