2IU0 Hydrolase date May 26, 2006
title Crystal Structures Of Transition State Analogue Inhibitors O Monophosphate Cyclohydrolase
authors L.Xu, Y.Chong, I.Hwang, A.D.Onofrio, K.Amore, G.P.Beardsley, C.Li, A.J.Olson, D.L.Boger, I.A.Wilson
compound source
Molecule: Bifunctional Purine Biosynthesis Protein Purh
Chain: A, B
Synonym: Phosphoribosylaminoimidazolecarboxamide Formyltran 5-Aminoimidazole-4-Carboxamide Ribonucleotide Formyltransfe Aicar Transformylase, Imp Cyclohydrolase, Atic, Imp Synthas Inosinicase;
Ec: 2.1.2.3, 3.5.4.10
Engineered: Yes
Other_details: Bifunctional Enzyme
Organism_scientific: Gallus Gallus
Organism_common: Chicken
Organism_taxid: 9031
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_vector: Pet28a
symmetry Space Group: C 1 2 1
R_factor 0.209 R_Free 0.261
crystal
cell
length a length b length c angle alpha angle beta angle gamma
387.000 57.000 62.100 90.00 98.90 90.00
method X-Ray Diffractionresolution 2.53 Å
ligand 203, K enzyme Transferase E.C.2.1.2.3 BRENDA
note 2IU0 supersedes 2B0W
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceStructure-based design, synthesis, evaluation, and crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase., Xu L, Chong Y, Hwang I, D'Onofrio A, Amore K, Beardsley GP, Li C, Olson AJ, Boger DL, Wilson IA, J Biol Chem. 2007 Apr 27;282(17):13033-46. Epub 2007 Feb 26. PMID:17324932
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (189 Kb) [Save to disk]
  • Biological Unit Coordinates (2iu0.pdb1.gz) 184 Kb
  • LPC: Ligand-Protein Contacts for 2IU0
  • CSU: Contacts of Structural Units for 2IU0
  • Likely Quarternary Molecular Structure file(s) for 2IU0
  • Structure Factors (1079 Kb)
  • Retrieve 2IU0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IU0 from S2C, [Save to disk]
  • Re-refined 2iu0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2IU0 in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2IU0
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2IU0, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2iu0_A] [2iu0_B] [2iu0]
  • SWISS-PROT database: [P31335]
  • Domain organization of [PUR9_CHICK] by SWISSPFAM
  • Domains found in 2IU0: [AICARFT_IMPCHas] [MGS ] by SMART
  • Other resources with information on 2IU0
  • Community annotation for 2IU0 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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