3AB3	Signaling Protein Membrane Protein	date	Nov 30, 2009
title	Crystal Structure Of P115rhogef Rgs Domain In Complex With G
authors	M.Kukimoto-Niino, C.Mishima, M.Shirouzu, T.Kozasa, S.Yokoyama
compound		source
Molecule: Guanine Nucleotide-Binding Protein G(K) Subunit A Guanine Nucleotide-Binding Protein Subunit Alpha-13; Chain: A, C Fragment: Unp Residues 1-28 (G Alpha I), Unp Residues 47-37 13); Synonym: G-Protein Subunit Alpha-13, G Alpha-13 Engineered: Yes Other_details: One Fused Protein Is Made Of Residues 1-28 O I, Linker, And Residues 47-377 Of G Alpha 13;		Organism_scientific: Mus Musculus Organism_common: Mouse Organism_taxid: 10090 Gene: Gna13, Gna-13 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: Sf9 Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pe060908-01
Molecule: Rho Guanine Nucleotide Exchange Factor 1 Chain: B, D Fragment: N-Terminal Rgs Homology Domain Synonym: 115 Kda Guanine Nucleotide Exchange Factor, P115-R P115rhogef, Sub1.5; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Arhgef1 Expression_system: Spodoptera Frugiperda Expression_system_common: Fall Armyworm Expression_system_taxid: 7108 Expression_system_strain: Sf9 Expression_system_vector_type: Baculovirus Expression_system_plasmid: Pe080111-02
symmetry	Space Group: P 1	R_factor 0.205 R_Free 0.280
crystal cell	length a length b length c angle alpha angle beta angle gamma 50.481 70.640 88.078 77.77 84.45 80.11
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ALF, GDP, MG	enzyme
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Identification of Critical Residues in G{alpha}13 for Stimulation of p115RhoGEF Activity and the Structure of the G{alpha}13-p115RhoGEF Regulator of G Protein Signaling Homology (RH) Domain Complex., Hajicek N, Kukimoto-Niino M, Mishima-Tsumagari C, Chow CR, Shirouzu M, Terada T, Patel M, Yokoyama S, Kozasa T, J Biol Chem. 2011 Jun 10;286(23):20625-36. Epub 2011 Apr 20. PMID:21507947

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (171 Kb) [Save to disk] Biological Unit Coordinates (3ab3.pdb1.gz) 86 Kb Biological Unit Coordinates (3ab3.pdb2.gz) 82 Kb LPC: Ligand-Protein Contacts for 3AB3 CSU: Contacts of Structural Units for 3AB3 Structure Factors (320 Kb) Retrieve 3AB3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3AB3 from S2C, [Save to disk] Re-refined 3ab3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3AB3 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 3AB3

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 3AB3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ab3_B] [3ab3_A] [3ab3_D] [3ab3] [3ab3_C] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3AB3: [G_alpha ] by SMART

Other resources with information on 3AB3

Community annotation for 3AB3 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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