2CEK Conformational Flexibility in the Peripheral Site of Torpedo californica Acetylcholinesterase Revealed by the Complex Structure with a Bifunctional Inhibitor date
authors Sanson, B., Colletier, J.P., Nachon, F., Gabellieri, E., Fattorusso, C., Campiani, G., Weik, M.
compound source
R_Free 0.206
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.20
ligand MES, N8T, NAG, PGE enzyme
  • acetylcholine catabolic proc...

  • Primary referenceConformational flexibility in the peripheral site of Torpedo californica acetylcholinesterase revealed by the complex structure with a bifunctional inhibitor., Colletier JP, Sanson B, Nachon F, Gabellieri E, Fattorusso C, Campiani G, Weik M, J Am Chem Soc. 2006 Apr 12;128(14):4526-7. PMID:16594661
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (112 Kb) [Save to disk]
  • Biological Unit Coordinates (2cek.pdb1.gz) 203 Kb
  • LPC: Ligand-Protein Contacts for 2CEK
  • CSU: Contacts of Structural Units for 2CEK
  • Likely Quarternary Molecular Structure file(s) for 2CEK
  • Structure Factors (446 Kb)
  • Retrieve 2CEK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CEK from S2C, [Save to disk]
  • Re-refined 2cek structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2CEK 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 2CEK
  • 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 2CEK, from MSDmotif at EBI
  • Fold representative 2cek from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2cek] [2cek_A]
  • SWISS-PROT database: [P04058]
  • Domain organization of [ACES_TORCA] by SWISSPFAM
  • Other resources with information on 2CEK
  • Community annotation for 2CEK 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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