2PBW	Membrane Protein	date	Mar 29, 2007
title	Crystal Structure Of The Ligand-Binding Core Of Iglur5 In Co The Partial Agonist Domoic Acid At 2.5 A Resolution
authors	H.Hald, P.Naur, M.Gajhede, J.S.Kastrup
compound		source
Molecule: Glutamate Receptor, Ionotropic Kainate 1 Chain: A, B Synonym: Glutamate Receptor 5, Glur-5, Glur5 Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Gene: Grik1, Glur5 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Origami 2 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28
symmetry	Space Group: P 41 21 2	R_factor 0.209 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 70.863 70.863 233.168 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	DOQ	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Partial agonism and antagonism of the ionotropic glutamate receptor iGLUR5: Structures of the ligand-binding core in complex with domoic acid and (S)-ATPO., Hald H, Naur P, Pickering DS, Sprogoe D, Madsen U, Timmermann DB, Ahring PK, Liljefors T, Schousboe A, Egebjerg J, Gajhede M, Kastrup JS, J Biol Chem. 2007 Jun 20;. PMID:17581823

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (93 Kb) [Save to disk] Biological Unit Coordinates (2pbw.pdb1.gz) 88 Kb LPC: Ligand-Protein Contacts for 2PBW CSU: Contacts of Structural Units for 2PBW Likely Quarternary Molecular Structure file(s) for 2PBW Structure Factors (181 Kb) Retrieve 2PBW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2PBW from S2C, [Save to disk] Re-refined 2pbw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2PBW 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 2PBW

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 2PBW, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2pbw_B] [2pbw] [2pbw_A] SWISS-PROT database: [P22756] Belongs to the glutamate-gated ion channel (gic) family of neurotransmitter receptors according to TCDB. Domain organization of [GRIK1_RAT] by SWISSPFAM Domains found in 2PBW: [Lig_chan-Glu_bd] [PBPb] [PBPe ] by SMART

Other resources with information on 2PBW

Community annotation for 2PBW at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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