3BFT Membrane Protein date Nov 23, 2007
title Structure Of The Ligand-Binding Core Of Glur2 In Complex Wit Agonist (S)-Tdpa At 2.25 A Resolution
authors M.Beich-Frandsen, O.Mirza, B.Vestergaard, M.Gajhede, J.S.Kastrup
compound source
Molecule: Glutamate Receptor 2
Chain: A, B, C
Fragment: Residues 1-263
Synonym: Glur-2, Glur-B, Glur-K2, Glutamate Receptor Ionotr 2, Ampa-Selective Glutamate Receptor 2;
Engineered: Yes
Organism_scientific: Rattus Norvegicus
Organism_common: Rat
Organism_taxid: 10116
Gene: Gria2, Glur2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Petgq Kanr
symmetry Space Group: P 21 21 2
R_factor 0.200 R_Free 0.250
crystal
cell
length a length b length c angle alpha angle beta angle gamma
113.820 163.333 47.270 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.27 Å
ligand CAC, CL, NA, S2P, ZN BindingDB enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, C, B


Primary referenceStructures of the ligand-binding core of iGluR2 in complex with the agonists (R)- and (S)-2-amino-3-(4-hydroxy-1,2,5-thiadiazol-3-yl)propionic acid explain their unusual equipotency., Beich-Frandsen M, Pickering DS, Mirza O, Johansen TN, Greenwood J, Vestergaard B, Schousboe A, Gajhede M, Liljefors T, Kastrup JS, J Med Chem. 2008 Mar 13;51(5):1459-63. Epub 2008 Feb 13. PMID:18269227
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk]
  • Biological Unit Coordinates (3bft.pdb1.gz) 89 Kb
  • Biological Unit Coordinates (3bft.pdb2.gz) 92 Kb
  • LPC: Ligand-Protein Contacts for 3BFT
  • CSU: Contacts of Structural Units for 3BFT
  • Likely Quarternary Molecular Structure file(s) for 3BFT
  • Structure Factors (350 Kb)
  • Retrieve 3BFT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3BFT from S2C, [Save to disk]
  • Re-refined 3bft structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3BFT 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 3BFT
  • 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 3BFT, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3bft_B] [3bft_C] [3bft] [3bft_A]
  • SWISS-PROT database: [P19491]
  • Domain organization of [GRIA2_RAT] by SWISSPFAM
  • Domains found in 3BFT: [Lig_chan-Glu_bd] [PBPb] [PBPe ] by SMART
  • Other resources with information on 3BFT
  • Community annotation for 3BFT 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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