1SVS Hydrolase, Signaling Protein date Mar 29, 2004
title Structure Of The K180p Mutant Of Gi Alpha Subunit Bound To G
authors C.J.Thomas, X.Du, P.Li, Y.Wang, E.M.Ross, S.R.Sprang
compound source
Molecule: Guanine Nucleotide-Binding Protein G(I), Alpha-1
Chain: A
Synonym: Adenylate Cyclase-Inhibiting G Alpha Protein
Engineered: Yes
Mutation: Yes
Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Gene: Gnai1, Gnai-1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Jm109(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pqe60
symmetry Space Group: P 32 2 1
R_factor 0.200 R_Free 0.209
length a length b length c angle alpha angle beta angle gamma
79.317 79.317 105.141 90.00 90.00 120.00
method X-Ray Diffractionresolution 1.50 Å
ligand GNP, MG enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1CIP

Primary referenceUncoupling conformational change from GTP hydrolysis in a heterotrimeric G protein alpha-subunit., Thomas CJ, Du X, Li P, Wang Y, Ross EM, Sprang SR, Proc Natl Acad Sci U S A 2004 May 18;101(20):7560-5. Epub 2004 May 5. PMID:15128951
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (62 Kb) [Save to disk]
  • Biological Unit Coordinates (1svs.pdb1.gz) 56 Kb
  • LPC: Ligand-Protein Contacts for 1SVS
  • CSU: Contacts of Structural Units for 1SVS
  • Likely Quarternary Molecular Structure file(s) for 1SVS
  • Structure Factors (470 Kb)
  • Retrieve 1SVS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SVS from S2C, [Save to disk]
  • Re-refined 1svs structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1SVS 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 1SVS
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1SVS from the CEP Server.
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1SVS, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1svsa1, region A:32-60,A:182-347 [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1svs] [1svs_A]
  • SWISS-PROT database: [P10824]
  • Domain organization of [GNAI1_RAT] by SWISSPFAM
  • Domains found in 1SVS: [G_alpha] [small_GTPase ] by SMART
  • Other resources with information on 1SVS
  • Community annotation for 1SVS 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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