Structure of PDB 1qpn Chain E Binding Site BS01

Receptor Information
>1qpn Chain E (length=284) Species: 83332 (Mycobacterium tuberculosis H37Rv) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLSDWELAAARAAIARGLDEDLRYGPDVTTLATVPASATTTASLVTREAG
VVAGLDVALLTLNEVLGTNGYRVLDRVEDGARVPPGEALMTLEAQTRGLL
TAERTMLNLVGHLSGIATATAAWVDAVRGTKAKIRDTRKTLPGLRALQKY
AVRTGGGVNHRLGLGDAALIKDNHVAAAGSVVDALRAVRNAAPDLPCEVE
VDSLEQLDAVLPEKPELILLDNFAVWQTQTAVQRRDSRAPTVMLESSGGL
SLQTAATYAETGVDYLAVGALTHSVRVLDIGLDM
Ligand information
Ligand IDNCN
InChIInChI=1S/C11H14NO9P/c13-8-7(5-20-22(17,18)19)21-10(9(8)14)12-3-1-2-6(4-12)11(15)16/h1-4,7-10,13-14H,5H2,(H2-,15,16,17,18,19)/t7-,8-,9-,10-/m1/s1
InChIKeyJOUIQRNQJGXQDC-ZYUZMQFOSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)C2C(C(C(O2)COP(=O)(O)[O-])O)O)C(=O)O
ACDLabs 10.04[O-]P(=O)(O)OCC2OC([n+]1cc(ccc1)C(=O)O)C(O)C2O
OpenEye OEToolkits 1.5.0c1cc(c[n+](c1)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)(O)[O-])O)O)C(=O)O
CACTVS 3.341O[CH]1[CH](O)[CH](O[CH]1CO[P](O)([O-])=O)[n+]2cccc(c2)C(O)=O
CACTVS 3.341O[C@H]1[C@@H](O)[C@@H](O[C@@H]1CO[P](O)([O-])=O)[n+]2cccc(c2)C(O)=O
FormulaC11 H14 N O9 P
NameNICOTINATE MONONUCLEOTIDE;
NAMN
ChEMBL
DrugBankDB02382
ZINC
PDB chain1qpn Chain E Residue 2903 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1qpn Crystal structure of quinolinic acid phosphoribosyltransferase from Mycobacterium tuberculosis: a potential TB drug target.
Resolution2.6 Å
Binding residue
(original residue number in PDB)
T2138 K2140 H2161 R2162 L2220 S2248 G2249 A2268 G2270 H2274
Binding residue
(residue number reindexed from 1)
T137 K139 H160 R161 L219 S247 G248 A267 G269 H273
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) R2105 K2140 K2172 E2201 D2222
Catalytic site (residue number reindexed from 1) R104 K139 K171 E200 D221
Enzyme Commision number 2.4.2.19: nicotinate-nucleotide diphosphorylase (carboxylating).
Gene Ontology
Molecular Function
GO:0004514 nicotinate-nucleotide diphosphorylase (carboxylating) activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
Biological Process
GO:0009435 NAD biosynthetic process
GO:0019363 pyridine nucleotide biosynthetic process
GO:0034213 quinolinate catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005886 plasma membrane
GO:0009274 peptidoglycan-based cell wall

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:1qpn, PDBe:1qpn, PDBj:1qpn
PDBsum1qpn
PubMed9862811
UniProtP9WJJ7|NADC_MYCTU Nicotinate-nucleotide pyrophosphorylase [carboxylating] (Gene Name=nadC)

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