2XQK Hydrolase date Sep 02, 2010
title X-Ray Structure Of Human Butyrylcholinesterase Inhibited By Pure Enantiomer Vx-(S)
authors M.Wandhammer, E.Carletti, E.Gillon, P.Masson, M.Goeldner, D.Noort F.Nachon
compound source
Molecule: Cholinesterase
Chain: A
Fragment: Residues 31-557
Synonym: Acylcholine Acylhydrolase, Choline Esterase II, Butyrylcholine Esterase, Pseudocholinesterase;
Ec: 3.1.1.8
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Cricetulus Griseus
Expression_system_common: Chinese Hamster
Expression_system_taxid: 10029
Expression_system_cell_line: Cho K1
Expression_system_plasmid: Pgs
symmetry Space Group: I 4 2 2
R_factor 0.15720 R_Free 0.21721
crystal
cell
length a length b length c angle alpha angle beta angle gamma
154.920 154.920 127.390 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand CA, CL, FUC, GLY, K, NA, NAG, SO4, UNX, VX enzyme Hydrolase E.C.3.1.1.8 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceStructural Study of the Complex Stereoselectivity of Human Butyrylcholinesterase for the Neurotoxic V-agents., Wandhammer M, Carletti E, Van der Schans M, Gillon E, Nicolet Y, Masson P, Goeldner M, Noort D, Nachon F, J Biol Chem. 2011 May 13;286(19):16783-9. Epub 2011 Mar 23. PMID:21454498
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (198 Kb) [Save to disk]
  • Biological Unit Coordinates (2xqk.pdb1.gz) 1492 Kb
  • LPC: Ligand-Protein Contacts for 2XQK
  • CSU: Contacts of Structural Units for 2XQK
  • Structure Factors (483 Kb)
  • Retrieve 2XQK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XQK from S2C, [Save to disk]
  • Re-refined 2xqk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2XQK 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 2XQK
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2XQK, from MSDmotif at EBI
  • Fold representative 2xqk from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xqk_A] [2xqk]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Alignments of the sequence of 2XQK with the sequences similar proteins can be viewed for 2XQK's classification at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list.
  • A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification at ProtoMap. Click on the Cluster number.
  • Other resources with information on 2XQK
  • Community annotation for 2XQK 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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