2IK8 Signaling Protein date Oct 02, 2006
title Crystal Structure Of The Heterodimeric Complex Of Human Rgs1 Activated Gi Alpha 1
authors M.Soundararajan, A.P.Turnbull, E.Papagrigoriou, J.Debreczeni, F. F.Von Delft, J.Weigelt, A.Edwards, C.Arrowsmith, M.Sundstrom, D. Structural Genomics Consortium (Sgc)
compound source
Molecule: Guanine Nucleotide-Binding Protein G(I), Alpha-1
Chain: A, C
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
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)R3
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pnic28-Bsa4

Molecule: Regulator Of G-Protein Signaling 16
Chain: B, D
Synonym: Rgs16, Retinally Abundant Regulator Of G-Protein S Rgs-R, A28-Rgs14p;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Rgs16, Rgsr
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)R3
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pnic28-Bsa4
symmetry Space Group: P 21 21 21
R_factor 0.233 R_Free 0.291
crystal
cell
length a length b length c angle alpha angle beta angle gamma
82.656 104.312 124.048 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.71 Å
ligand ALF, GDP, MG, SO4 enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, C


Primary referenceStructural diversity in the RGS domain and its interaction with heterotrimeric G protein alpha-subunits., Soundararajan M, Willard FS, Kimple AJ, Turnbull AP, Ball LJ, Schoch GA, Gileadi C, Fedorov OY, Dowler EF, Higman VA, Hutsell SQ, Sundstrom M, Doyle DA, Siderovski DP, Proc Natl Acad Sci U S A. 2008 Apr 29;105(17):6457-62. Epub 2008 Apr 23. PMID:18434541
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (144 Kb) [Save to disk]
  • Biological Unit Coordinates (2ik8.pdb1.gz) 69 Kb
  • Biological Unit Coordinates (2ik8.pdb2.gz) 70 Kb
  • LPC: Ligand-Protein Contacts for 2IK8
  • CSU: Contacts of Structural Units for 2IK8
  • Likely Quarternary Molecular Structure file(s) for 2IK8
  • Structure Factors (226 Kb)
  • Retrieve 2IK8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2IK8 from S2C, [Save to disk]
  • Re-refined 2ik8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2IK8 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 2IK8
  • 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 2IK8, from MSDmotif at EBI
  • Fold representative 2ik8 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ik8_D] [2ik8] [2ik8_C] [2ik8_B] [2ik8_A]
  • SWISS-PROT database: [P63096] [O15492]
  • Domain organization of [GNAI1_HUMAN] [RGS16_HUMAN] by SWISSPFAM
  • Domains found in 2IK8: [G_alpha] [RGS ] by SMART
  • Other resources with information on 2IK8
  • Community annotation for 2IK8 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014
    Bioinformatics Unit
    Weizmann Institute of Science