2II0	Signaling Protein	date	Sep 27, 2006
title	Crystal Structure Of Catalytic Domain Of Son Of Sevenless (R In The Absence Of Ras
authors	T.S.Freedman, H.Sondermann, G.D.Friedland, T.Kortemme, D.Bar-Sag S.Marqusee, J.Kuriyan
compound		source
Molecule: Son Of Sevenless Homolog 1 Chain: A Fragment: Catalytic Domain, Rasgef (Residues 564-1049) Synonym: Sos-1 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Sos1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pproexht
symmetry	Space Group: C 1 2 1	R_factor 0.218 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 82.771 66.799 119.653 90.00 108.91 90.00
method	X-Ray Diffraction	resolution	2.02 Å
Gene Ontology	Chain Function Process Component A
Primary reference	A Ras-induced conformational switch in the Ras activator Son of sevenless., Freedman TS, Sondermann H, Friedland GD, Kortemme T, Bar-Sagi D, Marqusee S, Kuriyan J, Proc Natl Acad Sci U S A. 2006 Nov 7;103(45):16692-7. Epub 2006 Oct 30. PMID:17075039

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (85 Kb) [Save to disk] Biological Unit Coordinates (2ii0.pdb1.gz) 81 Kb CSU: Contacts of Structural Units for 2II0 Likely Quarternary Molecular Structure file(s) for 2II0 Structure Factors (298 Kb) Retrieve 2II0 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2II0 from S2C, [Save to disk] Re-refined 2ii0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2II0 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 2II0

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 2II0, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2ii0_A] [2ii0] SWISS-PROT database: [Q07889] Domain organization of [SOS1_HUMAN] by SWISSPFAM Domains found in 2II0: [RasGEF] [RasGEFN ] by SMART

Other resources with information on 2II0

Community annotation for 2II0 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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