2CE6 Lectin date Feb 03, 2006
title Structure Of Helix Pomatia Agglutinin With No Ligands
authors J.F.Sanchez, J.Lescar, V.Chazalet, A.Audfray, C.Gautier, J.Gagno C.Breton, A.Imberty, E.P.Mitchell
compound source
Molecule: Helix Pomatia Agglutinin
Chain: A
Fragment: Residues 21-121
Other_details: Glycolysis Site At N34 But Sugar Is Disorder Structure
Organism_scientific: Helix Pomatia
Organism_common: Roman Snail
Organism_taxid: 6536
Organ: Albumin Gland
Other_details: Sigma-Aldrich
symmetry Space Group: P 63 2 2
R_factor 0.222 R_Free 0.266
length a length b length c angle alpha angle beta angle gamma
61.600 61.600 105.000 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.40 Å

Primary referenceBiochemical and structural analysis of Helix pomatia agglutinin. A hexameric lectin with a novel fold., Sanchez JF, Lescar J, Chazalet V, Audfray A, Gagnon J, Alvarez R, Breton C, Imberty A, Mitchell EP, J Biol Chem. 2006 Jul 21;281(29):20171-80. Epub 2006 May 16. PMID:16704980
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (21 Kb) [Save to disk]
  • Biological Unit Coordinates (2ce6.pdb1.gz) 96 Kb
  • CSU: Contacts of Structural Units for 2CE6
  • Likely Quarternary Molecular Structure file(s) for 2CE6
  • Structure Factors (71 Kb)
  • Retrieve 2CE6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CE6 from S2C, [Save to disk]
  • Re-refined 2ce6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2CE6 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 2CE6
  • 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 2CE6, from MSDmotif at EBI
  • Fold representative 2ce6 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ce6] [2ce6_A]
  • SWISS-PROT database: [Q2F1K8]
  • Domain organization of [Q2F1K8_HELPO] by SWISSPFAM
  • Other resources with information on 2CE6
  • Community annotation for 2CE6 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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