Structure of PDB 1y0b Chain B Binding Site BS02

Receptor Information
>1y0b Chain B (length=192) Species: 1423 (Bacillus subtilis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SNAMEALKRKIEEEGVVLSDQVLKVDSFLNHQIDPLLMQRIGDEFASRFA
KDGITKIVTIESSGIAPAVMTGLKLGVPVVFARKHKSLTLTDNLLTASVY
SFTESQIAVSGTHLSDQDHVLIIDDFLANGQAAHGLVSIVKQAGASIAGI
GIVIEKSFQPGRDELVKLGYRVESLARIQSLEEGKVSFVQEV
Ligand information
Ligand IDG4P
InChIInChI=1S/C10H17N5O17P4/c11-10-13-7-4(8(17)14-10)12-2-15(7)9-5(16)6(30-36(26,27)32-34(21,22)23)3(29-9)1-28-35(24,25)31-33(18,19)20/h2-3,5-6,9,16H,1H2,(H,24,25)(H,26,27)(H2,18,19,20)(H2,21,22,23)(H3,11,13,14,17)/t3-,5-,6-,9-/m1/s1
InChIKeyBUFLLCUFNHESEH-UUOKFMHZSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc2c(n1C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O)OP(=O)(O)OP(=O)(O)O)O)N=C(NC2=O)N
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O[P@@](O)(=O)O[P](O)(O)=O)[C@H]3O
CACTVS 3.341NC1=Nc2n(cnc2C(=O)N1)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH](O[P](O)(=O)O[P](O)(O)=O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OCC3OC(n2cnc1c2N=C(N)NC1=O)C(O)C3OP(=O)(O)OP(=O)(O)O
OpenEye OEToolkits 1.5.0c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O[P@](=O)(O)OP(=O)(O)O)O)N=C(NC2=O)N
FormulaC10 H17 N5 O17 P4
NameGUANOSINE-5',3'-TETRAPHOSPHATE;
guanosine tetraphosphate;
ppGpp
ChEMBL
DrugBankDB04022
ZINCZINC000008217069
PDB chain1y0b Chain B Residue 888 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1y0b Crystal Structure of Xanthine Phosphoribosyltransferase from Bacillus subtilis
Resolution1.8 Å
Binding residue
(original residue number in PDB)		L20 E58 S59 S60 K81 F126 K156
Binding residue
(residue number reindexed from 1)		L23 E61 S62 S63 K84 F126 K156
Annotation score2
Enzymatic activity
Enzyme Commision number 2.4.2.22: xanthine phosphoribosyltransferase.
Gene Ontology
Molecular Function
GO:0000310 xanthine phosphoribosyltransferase activity
GO:0016757 glycosyltransferase activity
GO:0016763 pentosyltransferase activity
Biological Process
GO:0006166 purine ribonucleoside salvage
GO:0032265 XMP salvage
GO:0043101 purine-containing compound salvage
GO:0046110 xanthine 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:1y0b, PDBe:1y0b, PDBj:1y0b
PDBsum1y0b
PubMed
UniProtP42085|XPT_BACSU Xanthine phosphoribosyltransferase (Gene Name=xpt)

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