3G3G	Membrane Protein	date	Feb 02, 2009
title	Crystal Structure Of The Glur6 Ligand Binding Domain Dimer K Mutant With Glutamate And Nacl At 1.3 Angstrom Resolution
authors	C.Chaudhry, M.L.Mayer
compound		source
Molecule: Glutamate Receptor, Ionotropic Kainate 2 Chain: A, B Fragment: Residues 429-544, 667-806 Synonym: Glutamate Receptor 6, Glur-6, Glur6 Engineered: Yes Mutation: Yes		Organism_scientific: Rattus Norvegicus Organism_taxid: 10116 Gene: Grik2 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Origamib (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet22b Modified
symmetry	Space Group: P 1 21 1	R_factor 0.146 R_Free 0.168
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.990 113.532 52.022 90.00 115.24 90.00
method	X-Ray Diffraction	resolution	1.30 Å
ligand	CL, GLU, NA	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Stability of ligand-binding domain dimer assembly controls kainate receptor desensitization., Chaudhry C, Weston MC, Schuck P, Rosenmund C, Mayer ML, EMBO J. 2009 May 20;28(10):1518-30. Epub 2009 Apr 2. PMID:19339989

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (190 Kb) [Save to disk] Biological Unit Coordinates (3g3g.pdb1.gz) 179 Kb LPC: Ligand-Protein Contacts for 3G3G CSU: Contacts of Structural Units for 3G3G Likely Quarternary Molecular Structure file(s) for 3G3G Structure Factors (1061 Kb) Retrieve 3G3G in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3G3G from S2C, [Save to disk] Re-refined 3g3g structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 3G3G, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3g3g_B] [3g3g] [3g3g_A] SWISS-PROT database: [P42260] Belongs to the glutamate-gated ion channel (gic) family of neurotransmitter receptors according to TCDB. Domain organization of [GRIK2_RAT] by SWISSPFAM Domains found in 3G3G: [Lig_chan-Glu_bd] [PBPb] [PBPe ] by SMART

Other resources with information on 3G3G

Community annotation for 3G3G at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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