1ODC Hydrolase date Feb 15, 2003
title Structure Of Acetylcholinesterase (E.C. Complexed W Quinolyl-N'-9"-(1",2",3",4"-Tetrahydroacridinyl)-1,8- Diami At 2.2a Resolution
authors D.M.Wong, H.M.Greenblatt, P.R.Carlier, Y.F.Han, Y.P.Pang, I.Sil J.L.Sussman
compound source
Molecule: Acetylcholinesterase
Chain: A
Synonym: Ache
Other_details: Inter-Monomer Disulfide Bridge
Organism_scientific: Torpedo Californica
Organism_common: Pacific Electric Ray
Organism_taxid: 7787
Variant: G2 Form
Organ: Electric Organ
Tissue: Electroplaque
Other_details: Synthetic Heterobivalent Tacrine-Based Dimer 4'-Quinolyl-N'-9"-(1", 2", 3", 4" -Tetrahydroacridinyl)-1, Diaminooctane) Dihydrochloride With The Tacrine Moiety Boun 'Anionic' Subsite, Near The Bottom Of The Active Site Gorge 4-Aminoquinoline Moiety Bound To The 'Peripheral' Anionic S At The Top Of The Gorge Of Tcache, Both In A Double-Stackin Sandwich. The Ligand, A8b, Thus Binds By Spanning The Activ Gorge.
symmetry Space Group: P 31 2 1
R_factor 0.199 R_Free 0.240
length a length b length c angle alpha angle beta angle gamma
111.487 111.487 136.744 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.20 Å
ligand A8B, NAG enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1GQR, 1VXR
  • acetylcholine catabolic proc...

  • Primary referenceComplexes of alkylene-linked tacrine dimers with Torpedo californica acetylcholinesterase: Binding of Bis5-tacrine produces a dramatic rearrangement in the active-site gorge., Rydberg EH, Brumshtein B, Greenblatt HM, Wong DM, Shaya D, Williams LD, Carlier PR, Pang YP, Silman I, Sussman JL, J Med Chem. 2006 Sep 7;49(18):5491-500. PMID:16942022
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (96 Kb) [Save to disk]
  • Biological Unit Coordinates (1odc.pdb1.gz) 173 Kb
  • LPC: Ligand-Protein Contacts for 1ODC
  • CSU: Contacts of Structural Units for 1ODC
  • Likely Quarternary Molecular Structure file(s) for 1ODC
  • Structure Factors (366 Kb)
  • Retrieve 1ODC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1ODC from S2C, [Save to disk]
  • Re-refined 1odc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
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  • 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 1ODC, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1odc_A] [1odc]
  • SWISS-PROT database: [P04058]
  • Domain organization of [ACES_TORCA] by SWISSPFAM
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