Structure of PDB 8swp Chain E Binding Site BS01

Receptor Information
>8swp Chain E (length=281) Species: 284590 (Kluyveromyces lactis NRRL Y-1140) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EQRALIKSAHRYISEKLEDHFSSEFLPKALVICGSGLSGISTKIADEPKP
LILSYSTIPGFKVSTVPGHSGELIFGYMNGAPVVLMNGRLHSYEGHSLAE
TVHPIRALHLLGSINVLIVTNAAGGINASFKAGDLMCVYDHINFPGLCGF
HDAYDLELRKLLFSKKKELNIERKIHEGTYSYVHGPTFESRAESRFLRLA
GTDAVGMSTVPEVVTARHCGWRVLALSLITNECVVDPPASAHDENPVPIQ
EGKATHEEVLENSAKASKDVQELIFSVVAEI
Ligand information
Ligand IDHPA
InChIInChI=1S/C5H4N4O/c10-5-3-4(7-1-6-3)8-2-9-5/h1-2H,(H2,6,7,8,9,10)
InChIKeyFDGQSTZJBFJUBT-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C1c2c(N=CN1)ncn2
OpenEye OEToolkits 1.5.0c1[nH]c2c(n1)N=CNC2=O
CACTVS 3.341O=C1NC=Nc2nc[nH]c12
FormulaC5 H4 N4 O
NameHYPOXANTHINE
ChEMBLCHEMBL1427
DrugBankDB04076
ZINCZINC000018153302
PDB chain8swp Chain E Residue 400 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8swp Phosphate Binding in PNP Alters Transition-State Analogue Affinity and Subunit Cooperativity.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		A130 G131 F213 E214 M232 N256
Binding residue
(residue number reindexed from 1)		A123 G124 F188 E189 M207 N231
Annotation score5
Enzymatic activity
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: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:8swp, PDBe:8swp, PDBj:8swp
PDBsum8swp
PubMed37812583
UniProtQ6CSZ6

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