3UMS	Cell Cycle	date	Nov 14, 2011
title	Crystal Structure Of The G202a Mutant Of Human G-Alpha-I1
authors	N.A.Lambert, C.A.Johnston, S.D.Cappell, S.Kuravi, A.J.Kimple, F.S D.P.Siderovski
compound		source
Molecule: Guanine Nucleotide-Binding Protein G(I) Subunit A Chain: A Synonym: Adenylate Cyclase-Inhibiting G Alpha Protein Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Gnai1 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Ppro-Exhtb
symmetry	Space Group: I 4	R_factor 0.180 R_Free 0.228
crystal cell	length a length b length c angle alpha angle beta angle gamma 121.531 121.531 67.909 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.34 Å
ligand	CL, GDP, SO4	enzyme
note	3UMS supersedes 2PZ2
Gene Ontology	Chain Function Process Component A
Primary reference	Regulators of G-protein signaling accelerate GPCR signaling kinetics and govern sensitivity solely by accelerating GTPase activity., Lambert NA, Johnston CA, Cappell SD, Kuravi S, Kimple AJ, Willard FS, Siderovski DP, Proc Natl Acad Sci U S A. 2010 Apr 13;107(15):7066-71. Epub 2010 Mar 29. PMID:20351284

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (121 Kb) [Save to disk] Biological Unit Coordinates (3ums.pdb1.gz) 115 Kb LPC: Ligand-Protein Contacts for 3UMS CSU: Contacts of Structural Units for 3UMS Structure Factors (271 Kb) Retrieve 3UMS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3UMS from S2C, [Save to disk] Re-refined 3ums structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3UMS 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 3UMS

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 3UMS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3ums] [3ums_A] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3UMS: [G_alpha ] by SMART

Other resources with information on 3UMS

Community annotation for 3UMS at PDBWiki (http://pdbwiki.org)

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