Structure of PDB 3pns Chain C Binding Site BS01

Receptor Information
>3pns Chain C (length=248) Species: 243277 (Vibrio cholerae O1 biovar El Tor str. N16961) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KTVFHLGVTEADLNGATLAIIPGDPARVQKIAELMDNPVFLASHREYTVY
RAELDGQSVVVCSTGIGGPSTSIAVEELAQLGVRTFLRVGTTGAIQPHVN
VGDMIVTTGSVRLDGASLHFAPMEFPAVPDFDVATAMKAAAQESGATVHM
GVTASSDTFYPGQERYDTFTGRVVRRFQGSMKEWQDMGVLNFEMESATLL
TMCASSGLKAGCVAGVIINRTQKEDHATLKETEARSIKVVVEAARKML
Ligand information
Ligand IDURA
InChIInChI=1S/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)
InChIKeyISAKRJDGNUQOIC-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341O=C1NC=CC(=O)N1
ACDLabs 10.04O=C1C=CNC(=O)N1
OpenEye OEToolkits 1.5.0C1=CNC(=O)NC1=O
FormulaC4 H4 N2 O2
NameURACIL
ChEMBLCHEMBL566
DrugBankDB03419
ZINCZINC000000895045
PDB chain3pns Chain C Residue 276 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3pns Crystal Structure of Uridine Phosphorylase Complexed with Uracil from Vibrio cholerae O1 biovar El Tor
Resolution2.002 Å
Binding residue
(original residue number in PDB)		F166 Q170
Binding residue
(residue number reindexed from 1)		F159 Q163
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) H12 G30 R34 R52 E84 R95 T98 R172 I224 I225 R227 L238
Catalytic site (residue number reindexed from 1) H5 G23 R27 R45 E77 R88 T91 R165 I217 I218 R220 L229
Enzyme Commision number 2.4.2.3: uridine phosphorylase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004850 uridine phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
GO:0047847 deoxyuridine phosphorylase activity
Biological Process
GO:0009116 nucleoside metabolic process
GO:0009164 nucleoside catabolic process
GO:0009166 nucleotide catabolic process
GO:0044206 UMP salvage
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Cellular Component
External links
PDB RCSB:3pns, PDBe:3pns, PDBj:3pns
PDBsum3pns
PubMed
UniProtQ9KT71

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