Structure of PDB 2ps1 Chain B Binding Site BS02

Receptor Information
>2ps1 Chain B (length=224) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IMLEDYQKNFLELAIECQALRFGSFKLKSGRESPYFFNLGLFNTGKLLSN
LATAYAIAIIQSDLKFDVIFGPAYKGIPLAAIVCVKLAEIGGSKFQNIQY
AFNRKEAKDHGEGGIIVGSALENKRILIIDDVMTAGTAINEAFEIISNAK
GQVVGSIIALDRQEVVSTDDKEGLSATQTVSKKYGIPVLSIVSLIHIITY
LEGRITAEEKSKIEQYLQTYGASA
Ligand information
Ligand IDORO
InChIInChI=1S/C5H4N2O4/c8-3-1-2(4(9)10)6-5(11)7-3/h1H,(H,9,10)(H2,6,7,8,11)
InChIKeyPXQPEWDEAKTCGB-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OC(=O)C1=CC(=O)NC(=O)N1
OpenEye OEToolkits 1.5.0C1=C(NC(=O)NC1=O)C(=O)O
ACDLabs 10.04O=C(O)C1=CC(=O)NC(=O)N1
FormulaC5 H4 N2 O4
NameOROTIC ACID
ChEMBLCHEMBL1235017
DrugBankDB02262
ZINCZINC000001408068
PDB chain2ps1 Chain B Residue 600 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2ps1 Ternary complex formation and induced asymmetry in orotate phosphoribosyltransferase.
Resolution1.75 Å
Binding residue
(original residue number in PDB)		L28 F37 F38 T135 R163
Binding residue
(residue number reindexed from 1)		L27 F36 F37 T134 R162
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) K109 H111
Catalytic site (residue number reindexed from 1) K108 H110
Enzyme Commision number 2.4.2.10: orotate phosphoribosyltransferase.
Gene Ontology
Molecular Function
GO:0004588 orotate phosphoribosyltransferase activity
GO:0016757 glycosyltransferase activity
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0044205 'de novo' UMP biosynthetic process
GO:0046132 pyrimidine ribonucleoside biosynthetic process
GO:0055086 nucleobase-containing small molecule metabolic process
GO:0072528 pyrimidine-containing compound biosynthetic process
Cellular Component
GO:0005634 nucleus
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:2ps1, PDBe:2ps1, PDBj:2ps1
PDBsum2ps1
PubMed18020427
UniProtP13298|PYRE_YEAST Orotate phosphoribosyltransferase 1 (Gene Name=URA5)

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