Structure of PDB 4i73 Chain C Binding Site BS02

Receptor Information
>4i73 Chain C (length=318) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GSHMAKTVILDHDGNKDDFVAMILLLSNPKKVNLIGCICTDADCFVENGF
DVTGKIMCAMHRLIKTPLFPIGKSTATAVNAFPTEWRFSAKNLDDMPFLN
IVEDVALWEKLKPENEAHNGQQLLADLVMKSKEKVTVCVTGPLSNMAWCI
EKYGEAFTSKVEECVIMGGAVDVGGNVFLPTTDGSAEWNIYWDPPAAKKV
LCCPNIRCVLFSLDATNTVPVRSVDVKGFGAQNQYLLSQMVGTMWAMSTA
YYAWDALTAAYILEPTIATLEPVALDVDVSKGKSEGRTPRAGKPCVHVAR
NPSKQMFHDLVFASTRVC
Ligand information
Ligand IDMBY
InChIInChI=1S/C12H15N3O4S/c16-3-7-10(18)8(17)2-15(7)1-6-4-20-11-9(6)13-5-14-12(11)19/h4-5,7-8,10,16-18H,1-3H2,(H,13,14,19)/t7-,8+,10-/m1/s1
InChIKeyUZJHCHSHAYEOTK-KHQFGBGNSA-N
SMILES
SoftwareSMILES
CACTVS 3.370OC[C@@H]1[C@@H](O)[C@@H](O)CN1Cc2csc3c(O)ncnc23
OpenEye OEToolkits 1.7.6c1c(c2c(s1)c(ncn2)O)CN3CC(C(C3CO)O)O
CACTVS 3.370OC[CH]1[CH](O)[CH](O)CN1Cc2csc3c(O)ncnc23
OpenEye OEToolkits 1.7.6c1c(c2c(s1)c(ncn2)O)CN3C[C@@H]([C@@H]([C@H]3CO)O)O
ACDLabs 12.01n1c(O)c2scc(c2nc1)CN3C(CO)C(O)C(O)C3
FormulaC12 H15 N3 O4 S
Name(2R,3R,4S)-2-(hydroxymethyl)-1-[(4-hydroxythieno[3,2-d]pyrimidin-7-yl)methyl]pyrrolidine-3,4-diol
ChEMBLCHEMBL1256031
DrugBank
ZINCZINC000064539570
PDB chain4i73 Chain C Residue 402 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4i73 Structures of purine nucleosidase from Trypanosoma brucei bound to isozyme-specific trypanocidals and a novel metalorganic inhibitor
Resolution2.18 Å
Binding residue
(original residue number in PDB)		D14 D40 F79 W83 N173 E184 W185 Y257 W260 D261
Binding residue
(residue number reindexed from 1)		D17 D43 F82 W86 N176 E187 W188 Y251 W254 D255
Annotation score1
Binding affinityMOAD: Ki=190nM
Enzymatic activity
Enzyme Commision number 3.2.2.1: purine nucleosidase.
Gene Ontology
Molecular Function
GO:0008477 purine nucleosidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0016799 hydrolase activity, hydrolyzing N-glycosyl compounds
GO:0016810 hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds
GO:0046872 metal ion binding
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006152 purine nucleoside catabolic process
GO:0006166 purine ribonucleoside salvage
Cellular Component
GO:0005829 cytosol
GO:0020015 glycosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4i73, PDBe:4i73, PDBj:4i73
PDBsum4i73
PubMed23897478
UniProtQ57ZL6

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