Structure of PDB 2x9g Chain C Binding Site BS02

Receptor Information
>2x9g Chain C (length=252) Species: 5702 (Trypanosoma brucei brucei) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EAPAAVVTGAAKRIGRAIAVKLHQTGYRVVIHYHNSAEAAVSLADELNKE
RSNTAVVCQADLTNSNVLPASCEEIINSCFRAFGRCDVLVNNASAFYPTP
LVQGKTVETQVAELIGTNAIAPFLLTMSFAQRQKGSNLSIVNLCDAMVDQ
PCMAFSLYNMGKHALVGLTQSAALELAPYGIRVNGVAPGVSLLPVAMGEE
EKDKWRRKVPLGRREASAEQIADAVIFLVSGSAQYITGSIIKVDGGLSLV
HA
Ligand information
Ligand IDLYA
InChIInChI=1S/C20H21N5O6/c21-20-24-16-15(18(29)25-20)12(9-22-16)6-3-10-1-4-11(5-2-10)17(28)23-13(19(30)31)7-8-14(26)27/h1-2,4-5,9,13H,3,6-8H2,(H,23,28)(H,26,27)(H,30,31)(H4,21,22,24,25,29)/t13-/m0/s1
InChIKeyWBXPDJSOTKVWSJ-ZDUSSCGKSA-N
SMILES
SoftwareSMILES
CACTVS 3.341NC1=NC(=O)c2c(CCc3ccc(cc3)C(=O)N[CH](CCC(O)=O)C(O)=O)c[nH]c2N1
CACTVS 3.341NC1=NC(=O)c2c(CCc3ccc(cc3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)c[nH]c2N1
ACDLabs 10.04O=C(O)C(NC(=O)c1ccc(cc1)CCc2cnc3NC(=NC(=O)c23)N)CCC(=O)O
OpenEye OEToolkits 1.5.0c1cc(ccc1CCc2c[nH]c3c2C(=O)N=C(N3)N)C(=O)NC(CCC(=O)O)C(=O)O
OpenEye OEToolkits 1.5.0c1cc(ccc1CCc2c[nH]c3c2C(=O)N=C(N3)N)C(=O)N[C@@H](CCC(=O)O)C(=O)O
FormulaC20 H21 N5 O6
Name2-{4-[2-(2-AMINO-4-OXO-4,7-DIHYDRO-3H-PYRROLO[2,3-D]PYRIMIDIN-5-YL)-ETHYL]-BENZOYLAMINO}-PENTANEDIOIC ACID;
LY231514
ChEMBLCHEMBL225072
DrugBankDB00642
ZINCZINC000001540998
PDB chain2x9g Chain C Residue 1270 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB2x9g High-Resolution Structures of Trypanosoma Brucei Pteridine Reductase Ligand Complexes Inform on the Placement of New Molecular Entities in the Active Site of a Potential Drug Target
Resolution1.1 Å
Binding residue
(original residue number in PDB)		S95 F97 P99 F171 Y174 P210 M213 W221
Binding residue
(residue number reindexed from 1)		S94 F96 P98 F155 Y158 P194 M197 W205
Annotation score1
Binding affinityMOAD: Ki~30nM
Enzymatic activity
Catalytic site (original residue number in PDB) R14 D161 Y174 K178
Catalytic site (residue number reindexed from 1) R13 D145 Y158 K162
Enzyme Commision number 1.5.1.33: pteridine reductase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0016491 oxidoreductase activity
GO:0047040 pteridine reductase activity

View graph for
Molecular Function
External links
PDB RCSB:2x9g, PDBe:2x9g, PDBj:2x9g
PDBsum2x9g
PubMed21123874
UniProtO76290

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