2X2G Isomerase date Jan 13, 2010
title Crystallographic Binding Studies With An Engineered Monomeri Of Triosephosphate Isomerase
authors M.Salin, E.G.Kapetaniou, M.Vaismaa, M.Lajunen, M.G.Casteleijn, P. L.Salmon, R.Wierenga
compound source
Molecule: Triosephosphate Isomerase, Glycosomal
Chain: A, B
Fragment: Residues 2-13,15-72,80-234,238-250
Synonym: Triosephosphate Isomerase, Tim
Ec: 5.3.1.1
Engineered: Yes
Mutation: Yes
Other_details: A Monomeric Mutant Of Trypanosomal Triosepho Isomerase, Which Has A Bound 3pga Molecule In An Active Sit
Organism_scientific: Trypanosoma Brucei Brucei
Organism_taxid: 5702
Expression_system: Escherichia Coli
Expression_system_taxid: 511693
Expression_system_strain: Bl21 Plyss
Expression_system_plasmid: Pet3a
symmetry Space Group: P 1 21 1
R_factor 0.168 R_Free 0.224
crystal
cell
length a length b length c angle alpha angle beta angle gamma
45.250 85.790 55.590 90.00 97.66 90.00
method X-Ray Diffractionresolution 1.90 Å
ligand 3PG enzyme Isomerase E.C.5.3.1.1 BRENDA
note 2X2G supersedes 2X0M
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCrystallographic binding studies with an engineered monomeric variant of triosephosphate isomerase., Salin M, Kapetaniou EG, Vaismaa M, Lajunen M, Casteleijn MG, Neubauer P, Salmon L, Wierenga RK, Acta Crystallogr D Biol Crystallogr. 2010 Aug;66(Pt 8):934-44. Epub 2010, Jul 14. PMID:20693693
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (87 Kb) [Save to disk]
  • Biological Unit Coordinates (2x2g.pdb1.gz) 41 Kb
  • Biological Unit Coordinates (2x2g.pdb2.gz) 43 Kb
  • LPC: Ligand-Protein Contacts for 2X2G
  • CSU: Contacts of Structural Units for 2X2G
  • Structure Factors (241 Kb)
  • Retrieve 2X2G in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2X2G from S2C, [Save to disk]
  • Re-refined 2x2g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2X2G 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 2X2G
  • 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 2X2G, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2x2g_B] [2x2g] [2x2g_A]
  • SWISS-PROT database: [P04789]
  • Domain organization of [TPIS_TRYBB] by SWISSPFAM
  • Other resources with information on 2X2G
  • Community annotation for 2X2G 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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