Structure of PDB 3iom Chain A Binding Site BS02

Receptor Information
>3iom Chain A (length=262) Species: 1773 (Mycobacterium tuberculosis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DPDELARRAAQVIADRTGIGEHDVAVVLGSGWLPAVAALGSPTTVLPQAE
LPGFVPPTAAGHAGELLSVPIGAHRVLVLAGRIHAYEGHDLRYVVHPVRA
ARAAGAQIMVLTNAAGGLRADLQVGQPVLISDHLNLTARSPLVGGEFVDL
TDAYSPRLRELARQSDPQLAEGVYAGLPGPHYETPAEIRMLQTLGADLVG
MSTVHETIAARAAGAEVLGVSLVTNLAAGITGEPLSHAEVLAAGAASATR
MGALLADVIARF
Ligand information
Ligand IDGNG
InChIInChI=1S/C10H13N5O4/c11-10-13-8-7(9(18)14-10)12-3-15(8)6-1-4(17)5(2-16)19-6/h3-6,16-17H,1-2H2,(H3,11,13,14,18)/t4-,5+,6+/m0/s1
InChIKeyYKBGVTZYEHREMT-KVQBGUIXSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc2c(n1C3CC(C(O3)CO)O)NC(=NC2=O)N
ACDLabs 10.04O=C3N=C(N)Nc1c3ncn1C2OC(C(O)C2)CO
CACTVS 3.341NC1=NC(=O)c2ncn([CH]3C[CH](O)[CH](CO)O3)c2N1
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3C[C@@H]([C@H](O3)CO)O)NC(=NC2=O)N
CACTVS 3.341NC1=NC(=O)c2ncn([C@H]3C[C@H](O)[C@@H](CO)O3)c2N1
FormulaC10 H13 N5 O4
Name2'-DEOXY-GUANOSINE
ChEMBLCHEMBL68908
DrugBank
ZINCZINC000000404256
PDB chain3iom Chain A Residue 800 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3iom Crystallographic and docking studies of purine nucleoside phosphorylase from Mycobacterium tuberculosis.
Resolution2.14 Å
Binding residue
(original residue number in PDB)		S36 A120 G122 Y188 E189 G206 M207 T230 N231 H243 V246
Binding residue
(residue number reindexed from 1)		S30 A114 G116 Y182 E183 G200 M201 T224 N225 H237 V240
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) S36 H68 H90 Y92 E93 A120 M207 S208 N231 A233 H243
Catalytic site (residue number reindexed from 1) S30 H62 H84 Y86 E87 A114 M201 S202 N225 A227 H237
Enzyme Commision number 2.4.2.1: purine-nucleoside phosphorylase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004731 purine-nucleoside phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006154 adenosine catabolic process
GO:0006161 deoxyguanosine catabolic process
GO:0009116 nucleoside metabolic process
Cellular Component
GO:0005737 cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3iom, PDBe:3iom, PDBj:3iom
PDBsum3iom
PubMed20570524
UniProtP9WP01|PUNA_MYCTU Purine nucleoside phosphorylase (Gene Name=punA)

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