4EKC Signaling Protein Inhibitor date Apr 09, 2012
title Structure Of Human Regulator Of G Protein Signaling 2 (Rgs2) Complex With Murine Galpha-Q(R183c)
authors J.J.G.Tesmer, M.R.Nance
compound source
Molecule: Guanine Nucleotide-Binding Protein G(Q) Subunit A
Chain: A, C
Fragment: Unp Residues 18-359
Synonym: Guanine Nucleotide-Binding Protein Alpha-Q
Ec: 3.6.5.1
Engineered: Yes
Mutation: Yes
Organism_scientific: Mus Musculus
Organism_common: Mouse
Organism_taxid: 10090
Gene: Gnaq
Expression_system: Trichoplusia Ni
Expression_system_taxid: 7111

Molecule: Regulator Of G-Protein Signaling 2
Chain: B, D
Fragment: Rgs Domain, Unp Residues 72-203
Synonym: Rgs2, Cell Growth-Inhibiting Gene 31 Protein, G0g Regulatory Protein 8;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Rgs2, G0s8, Gig31
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.158 R_Free 0.220
crystal
cell
length a length b length c angle alpha angle beta angle gamma
139.603 124.983 97.196 90.00 124.13 90.00
method X-Ray Diffractionresolution 7.40 Å
ligand ALF, GDP, MG enzyme Hydrolase E.C.3.6.5.1 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, C
  • GTPase activator activity


  • D, B


    Primary referenceStructural and functional analysis of the regulator of G protein signaling 2-galphaq complex., Nance MR, Kreutz B, Tesmer VM, Sterne-Marr R, Kozasa T, Tesmer JJ, Structure. 2013 Mar 5;21(3):438-48. doi: 10.1016/j.str.2012.12.016. Epub 2013 Feb, 21. PMID:23434405
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (159 Kb) [Save to disk]
  • Biological Unit Coordinates (4ekc.pdb1.gz) 78 Kb
  • Biological Unit Coordinates (4ekc.pdb2.gz) 78 Kb
  • LPC: Ligand-Protein Contacts for 4EKC
  • CSU: Contacts of Structural Units for 4EKC
  • Structure Factors (29 Kb)
  • Retrieve 4EKC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4EKC from S2C, [Save to disk]
  • Re-refined 4ekc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4EKC 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 4EKC
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 4EKC, from MSDmotif at EBI
  • Fold representative 4ekc from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4ekc] [4ekc_C] [4ekc_D] [4ekc_A] [4ekc_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 4EKC: [G_alpha] [RGS ] by SMART
  • Other resources with information on 4EKC
  • Community annotation for 4EKC at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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