2OM2	Signaling Protein	date	Jan 20, 2007
title	Crystal Structure Of Human G[Alpha]I1 Bound To The Goloco Mo Rgs14
authors	D.P.Siderovski, R.J.Kimple
compound		source
Molecule: Guanine Nucleotide-Binding Protein G(I), Alpha-1 Chain: A, C Fragment: G{Alpha}I1 Synonym: Adenylate Cyclase-Inhibiting G Alpha Protein Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Gnai1 Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pproex Htb
Molecule: Regulator Of G-Protein Signalling 14 Goloco Motif Chain: B, D Engineered: Yes		Synthetic: Yes Other_details: The Peptide Was Chemically Synthesized. The Occurs Naturally In Homo Sapiens (Human).
symmetry	Space Group: P 2 2 21	R_factor 0.227 R_Free 0.260
crystal cell	length a length b length c angle alpha angle beta angle gamma 69.592 82.311 187.566 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	GDP, MG	enzyme
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	Structure-based Protocol for Identifying Mutations that Enhance Protein-Protein Binding Affinities., Sammond DW, Eletr ZM, Purbeck C, Kimple RJ, Siderovski DP, Kuhlman B, J Mol Biol. 2007 Jun 8;. PMID:17603074

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (125 Kb) [Save to disk] Biological Unit Coordinates (2om2.pdb1.gz) 61 Kb Biological Unit Coordinates (2om2.pdb2.gz) 61 Kb LPC: Ligand-Protein Contacts for 2OM2 CSU: Contacts of Structural Units for 2OM2 Likely Quarternary Molecular Structure file(s) for 2OM2 Structure Factors (953 Kb) Retrieve 2OM2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2OM2 from S2C, [Save to disk] Re-refined 2om2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2OM2 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 2OM2

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 2OM2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2om2] [2om2_B] [2om2_A] [2om2_C] [2om2_D] SWISS-PROT database: [P63096] [O43566] Domain organization of [GNAI1_HUMAN] [RGS14_HUMAN] by SWISSPFAM Domains found in 2OM2: [G_alpha] [GoLoco ] by SMART

Other resources with information on 2OM2

Community annotation for 2OM2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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