Structure of PDB 1mei Chain A Binding Site BS02

Receptor Information
>1mei Chain A (length=351) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AKYYNEPCHTFNEYLLIPGLSTVDCIPSNVNLSTPLVKFQKGQQSEINLK
IPLVSAIMQSVSGEKMAIALAREGGISFIFGSQSIESQAAMVHAVKNFKA
HNELVDSQKRYLVGAGINTRDFRERVPALVEAGADVLCIDSSDGFSEWQK
ITIGWIREKYGDKVKVGAGNIVDGEGFRYLADAGADFIKIGIGGGSICIT
REQKGIGRGQATAVIDVVAERNKYFEETGIYIPVCSDGGIVYDYHMTLAL
AMGADFIMLGRYFARFEESPTRKVTINGSVMKEYWGEGSSRARNWSFEEG
VDSYVPYAGKLKDNVEASLNKVKSTMCNCGALTIPQLQSKAKITLVSSVS
I
Ligand information
Ligand IDXMP
InChIInChI=1S/C10H13N4O9P/c15-5-3(1-22-24(19,20)21)23-9(6(5)16)14-2-11-4-7(14)12-10(18)13-8(4)17/h2-3,5-6,9,15-16H,1H2,(H2,19,20,21)(H2,12,13,17,18)/p+1/t3-,5-,6-,9-/m1/s1
InChIKeyDCTLYFZHFGENCW-UUOKFMHZSA-O
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1[nH+]c2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)O)O)O)NC(=O)NC2=O
CACTVS 3.341O[C@H]1[C@@H](O)[C@@H](O[C@@H]1CO[P](O)(O)=O)n2c[nH+]c3C(=O)NC(=O)Nc23
OpenEye OEToolkits 1.5.0c1[nH+]c2c(n1C3C(C(C(O3)COP(=O)(O)O)O)O)NC(=O)NC2=O
ACDLabs 10.04O=C3Nc1c([nH+]cn1C2OC(C(O)C2O)COP(=O)(O)O)C(=O)N3
CACTVS 3.341O[CH]1[CH](O)[CH](O[CH]1CO[P](O)(O)=O)n2c[nH+]c3C(=O)NC(=O)Nc23
FormulaC10 H14 N4 O9 P
NameXANTHOSINE-5'-MONOPHOSPHATE;
5-MONOPHOSPHATE-9-BETA-D-RIBOFURANOSYL XANTHINE
ChEMBL
DrugBank
ZINC
PDB chain1mei Chain A Residue 602 [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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PDB1mei Crystal Structures of Tritrichomonas foetus Inosine Monophosphate Dehydrogenase in Complex with Substrate, Cofactor and Analogs: A Structural Basis for the Random-in Ordered-out Kinetic Mechanism
Resolution2.2 Å
Binding residue
(original residue number in PDB)		G316 S317 I318 C319 D358 G381 R382 Y405 G407 E408 G409 G432
Binding residue
(residue number reindexed from 1)		G195 S196 I197 C198 D237 G260 R261 Y284 G286 E287 G288 G300
Annotation score2
Enzymatic activity
Enzyme Commision number 1.1.1.205: IMP dehydrogenase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0003824 catalytic activity
GO:0003938 IMP dehydrogenase activity
GO:0016491 oxidoreductase activity
GO:0042802 identical protein binding
GO:0046872 metal ion binding
Biological Process
GO:0006164 purine nucleotide biosynthetic process
GO:0006177 GMP biosynthetic process
GO:0006183 GTP biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0032991 protein-containing complex

View graph for
Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1mei, PDBe:1mei, PDBj:1mei
PDBsum1mei
PubMed12559919
UniProtP50097|IMDH_TRIFO Inosine-5'-monophosphate dehydrogenase (Gene Name=IMPDH)

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