1NVW Signaling Protein date Feb 04, 2003
title Structural Evidence For Feedback Activation By Rasgtp Of The Ras-Specific Nucleotide Exchange Factor Sos
authors S.M.Margarit, H.Sondermann, B.E.Hall, B.Nagar, A.Hoelz, M.Pirruccello, D.Bar-Sagi, J.Kuriyan
compound source
Molecule: Transforming Protein P21h-Ras-1
Chain: Q, R
Fragment: Residues 1-166
Synonym: C-H-Ras
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hras Or Hras1
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: P-Proexht

Molecule: Son Of Sevenless Protein Homolog 1
Chain: S
Fragment: Residues 566-1046, Including Ras Guanine Nucleotide Exchange Factor Fragment;
Synonym: Sos-1
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Sos1
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: P-Proexht
symmetry Space Group: I 4 2 2
R_factor 0.209 R_Free 0.246
crystal
cell
length a length b length c angle alpha angle beta angle gamma
184.046 184.046 178.943 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.70 Å
ligand GNP, MG, PO4 enzyme
related structures by homologous chain: 1NVU, 1XD2, 521P
Gene
Ontology
ChainFunctionProcessComponent
Q, R


S


Primary referenceStructural evidence for feedback activation by Ras.GTP of the Ras-specific nucleotide exchange factor SOS., Margarit SM, Sondermann H, Hall BE, Nagar B, Hoelz A, Pirruccello M, Bar-Sagi D, Kuriyan J, Cell 2003 Mar 7;112(5):685-95. PMID:12628188
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (141 Kb) [Save to disk]
  • Biological Unit Coordinates (1nvw.pdb1.gz) 135 Kb
  • Biological Unit Coordinates (1nvw.pdb2.gz) 1064 Kb
  • Biological Unit Coordinates (1nvw.pdb3.gz) 533 Kb
  • LPC: Ligand-Protein Contacts for 1NVW
  • CSU: Contacts of Structural Units for 1NVW
  • Likely Quarternary Molecular Structure file(s) for 1NVW
  • Structure Factors (326 Kb)
  • Retrieve 1NVW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NVW from S2C, [Save to disk]
  • Re-refined 1nvw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1NVW 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 1NVW
  • 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 1NVW, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nvwq_, region Q [Jmol] [rasmolscript] [script source]
        - Domain d1nvwr_, region R [Jmol] [rasmolscript] [script source]
        - Domain d1nvws_, region S [Jmol] [rasmolscript] [script source]
  • Fold representative 1nvw from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1nvw] [1nvw_Q] [1nvw_R] [1nvw_S]
  • SWISS-PROT database: [P01112] [Q07889]
  • Domain organization of [RASH_HUMAN] [SOS1_HUMAN] by SWISSPFAM
  • Domains found in 1NVW: [RAS] [RasGEF] [RasGEFN ] by SMART
  • Other resources with information on 1NVW
  • Community annotation for 1NVW 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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