3DOW	Protein Transport	date	Jul 07, 2008
title	Complex Structure Of Gaba Type A Receptor Associated Protein Binding Epitope On Calreticulin
authors	Y.Thielmann, O.H.Weiergraeber, D.Willbold
compound		source
Molecule: Gamma-Aminobutyric Acid Receptor-Associated Prote Chain: A Synonym: Gaba(A) Receptor-Associated Protein, Mm46 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_taxid: 9606 Gene: Gabarap, Flc3b Expression_system: Escherichia Coli Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid
Molecule: Crt Peptide Chain: B Synonym: Calreticulin, Crp55, Calregulin, Hacbp, Erp60, Grp Engineered: Yes		Synthetic: Yes Other_details: Synthetic Peptide Containing Amino Acids 195 Mature Calreticulin, Calr_human, Uniprot Entry P27797
symmetry	Space Group: I 2 3	R_factor 0.232 R_Free 0.270
crystal cell	length a length b length c angle alpha angle beta angle gamma 97.043 97.043 97.043 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	NH2, ZN	enzyme
Gene Ontology	Chain Function Process Component A chemical synaptic transmissi...
Primary reference	Structural framework of the GABARAP-calreticulin interface--implications for substrate binding to endoplasmic reticulum chaperones., Thielmann Y, Weiergraber OH, Mohrluder J, Willbold D, FEBS J. 2009 Feb;276(4):1140-52. Epub 2009 Jan 16. PMID:19154346

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (3dow.pdb1.gz) 22 Kb LPC: Ligand-Protein Contacts for 3DOW CSU: Contacts of Structural Units for 3DOW Likely Quarternary Molecular Structure file(s) for 3DOW Structure Factors (119 Kb) Retrieve 3DOW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3DOW from S2C, [Save to disk] Re-refined 3dow structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3DOW 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 3DOW

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 3DOW, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3dow_A] [3dow] [3dow_B] SWISS-PROT database: [P27797] [O95166] Belongs to the neurotransmitter receptor, cys loop, ligand-gated ion channel (lic) family according to TCDB. Domain organization of [CALR_HUMAN] [GBRAP_HUMAN] by SWISSPFAM

Other resources with information on 3DOW

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

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