1H22 Hydrolase date Jul 30, 2002
title Structure Of Acetylcholinesterase (E.C. Complexed W (-)-Bis(10)-Hupyridone At 2.15a 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 Bivalent Hupa-Like Dimer, (S, S)-( Bis(10)-Hupyridone ((S, S)-(-)-N, N'-Di-5'- -[5', 6', 7', 8 Tetrahydro-2'(1'H)-Quinolinonyl] -1, 10-Diaminodecane) Dihydrochloride, With One Monomer Unit Bound To The 'Anioni Subsite, Near The Bottom Of The Active Site Gorge, And The Monomer Unit Bound To The 'Peripheral' Anionic Site At The The Gorge, Thus Spanning The Active Site Gorge
symmetry Space Group: P 31 2 1
R_factor 0.190 R_Free 0.221
length a length b length c angle alpha angle beta angle gamma
111.460 111.460 137.337 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.15 Å
ligand E10, NAG BindingDB enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1H23, 1W4L
  • acetylcholine catabolic proc...

  • Primary referenceAcetylcholinesterase complexed with bivalent ligands related to huperzine a: experimental evidence for species-dependent protein-ligand complementarity., Wong DM, Greenblatt HM, Dvir H, Carlier PR, Han YF, Pang YP, Silman I, Sussman JL, J Am Chem Soc. 2003 Jan 15;125(2):363-73. PMID:12517147
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (99 Kb) [Save to disk]
  • Biological Unit Coordinates (1h22.pdb1.gz) 176 Kb
  • LPC: Ligand-Protein Contacts for 1H22
  • CSU: Contacts of Structural Units for 1H22
  • Likely Quarternary Molecular Structure file(s) for 1H22
  • Structure Factors (376 Kb)
  • Retrieve 1H22 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1H22 from S2C, [Save to disk]
  • Re-refined 1h22 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1H22 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 1H22
  • 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 1H22, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1h22a_, region A [Jmol] [rasmolscript] [script source]
  • 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: [1h22] [1h22_A]
  • SWISS-PROT database: [P04058]
  • Domain organization of [ACES_TORCA] by SWISSPFAM
  • Other resources with information on 1H22
  • Community annotation for 1H22 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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