3AH8 Signaling Protein Inhibitor date Apr 20, 2010
title Structure Of Heterotrimeric G Protein Galpha-Q Beta Gamma In With An Inhibitor Ym-254890
authors A.Nishimura, K.Kitano, J.Takasaki, M.Taniguchi, N.Mizuno, K.Tago, T.Hakoshima, H.Itoh
compound source
Molecule: Guanine Nucleotide-Binding Protein G(I) Subunit A 1guanine Nucleotide-Binding Protein G(Q) Subunit Alpha Chi Protein;
Chain: A
Fragment: Unp Entry P10824 Residues 2-28, Unp Entry P21279 37-359;
Engineered: Yes
 Organism_scientific: Rattus Norvegicus, Mus Musculus
Organism_common: Rat, Mouse
Organism_taxid: 10116, 10090
Gene: Gmhb
Expression_system: Trichoplusia Ni
Expression_system_taxid: 7111
Expression_system_strain: High Five Cell
Expression_system_vector_type: Baculovirus

Molecule: Guanine Nucleotide-Binding Protein G(I)G(S)G(T) Beta-1;
Chain: B
Synonym: Transducin Beta Chain 1
Engineered: Yes
Organism_scientific: Bos Taurus
Organism_common: Bovine
Organism_taxid: 9913
Gene: Gnb1
Expression_system: Trichoplusia Ni
Expression_system_taxid: 7111
Expression_system_strain: High Five Cell
Expression_system_vector_type: Baculovirus

Molecule: Guanine Nucleotide-Binding Protein G(I)G(S)G(O) Gamma-2;
Chain: G
Synonym: G Gamma-I
Engineered: Yes
Mutation: Yes
Organism_scientific: Bos Taurus
Organism_common: Bovine
Organism_taxid: 9913
Gene: Gng2
Expression_system: Trichoplusia Ni
Expression_system_taxid: 7111
Expression_system_strain: High Five Cell
Expression_system_vector_type: Baculovirus

Molecule: Ym-254890
Chain: Y
Organism_scientific: Chromobacterium Sp.
Organism_taxid: 306190
Strain: Qs3666
symmetry Space Group: I 41
R_factor 0.259 R_Free 0.315
crystal
cell
length a length b length c angle alpha angle beta angle gamma
173.336 173.336 60.946 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.90 Å
ligand ACE, DAM, GDP, HF2, HL2, MAA, OTH, THC enzyme
Gene
Ontology
ChainFunctionProcessComponent
A
  • GTPase activator activity


    • B


    G


    Primary referenceStructural basis for the specific inhibition of heterotrimeric Gq protein by a small molecule., Nishimura A, Kitano K, Takasaki J, Taniguchi M, Mizuno N, Tago K, Hakoshima T, Itoh H, Proc Natl Acad Sci U S A. 2010 Jul 16. PMID:20639466
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (120 Kb) [Save to disk]
  • Biological Unit Coordinates (3ah8.pdb1.gz) 114 Kb
  • LPC: Ligand-Protein Contacts for 3AH8
  • CSU: Contacts of Structural Units for 3AH8
  • Structure Factors (158 Kb)
  • Retrieve 3AH8 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3AH8 from S2C, [Save to disk]
  • Re-refined 3ah8 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 3AH8 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 3AH8
  • 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 3AH8, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3ah8_A] [3ah8_Y] [3ah8_G] [3ah8] [3ah8_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domains found in 3AH8: [GGL] [G_alpha] [G_gamma] [WD40 ] by SMART
    • Other resources with information on 3AH8
  • Community annotation for 3AH8 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
    • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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