3GFT Signaling Protein date Feb 27, 2009
title Human K-Ras (Q61h) In Complex With A Gtp Analogue
authors Y.Tong, W.Tempel, L.Shen, C.H.Arrowsmith, A.M.Edwards, M.Sundstro J.Weigelt, A.Bochkarev, H.Park, Structural Genomics Consortium
compound source
Molecule: Gtpase Kras
Chain: A, B, C, D, E, F
Fragment: Isoform 2, Residues 1-169
Synonym: K-Ras 2, Ki-Ras, C-K-Ras, C-Ki-Ras
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Kras, Kras2, Rask2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21-Codonplus(De3)-Ril
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28a-Mhl
symmetry Space Group: P 21 21 21
R_factor 0.213 R_Free 0.267
length a length b length c angle alpha angle beta angle gamma
63.535 118.275 156.836 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.27 Å
ligand CIT, GNP, MG, UNX enzyme
note 3GFT supersedes 2PMX
F, A, D, C, E, B

Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (174 Kb) [Save to disk]
  • Biological Unit Coordinates (3gft.pdb1.gz) 32 Kb
  • Biological Unit Coordinates (3gft.pdb2.gz) 31 Kb
  • Biological Unit Coordinates (3gft.pdb3.gz) 31 Kb
  • Biological Unit Coordinates (3gft.pdb4.gz) 29 Kb
  • Biological Unit Coordinates (3gft.pdb5.gz) 30 Kb
  • Biological Unit Coordinates (3gft.pdb6.gz) 30 Kb
  • LPC: Ligand-Protein Contacts for 3GFT
  • CSU: Contacts of Structural Units for 3GFT
  • Likely Quarternary Molecular Structure file(s) for 3GFT
  • Structure Factors (865 Kb)
  • Retrieve 3GFT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3GFT from S2C, [Save to disk]
  • Re-refined 3gft structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3GFT 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 3GFT
  • 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 3GFT, from MSDmotif at EBI
  • Fold representative 3gft from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3gft_C] [3gft_F] [3gft_B] [3gft_A] [3gft_D] [3gft_E] [3gft]
  • SWISS-PROT database: [P01116]
  • Domain organization of [RASK_HUMAN] by SWISSPFAM
  • Domain found in 3GFT: [RAS ] by SMART
  • Other resources with information on 3GFT
  • Community annotation for 3GFT 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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