2CGY Sugar Binding Protein date Mar 10, 2006
title Structure Of Helix Pomatia Agglutinin With Forsmann Antigen
authors J.F.Sanchez, J.Lescar, A.Audfray, C.Gautier, V.Chazalet, J.Gagno C.Breton, A.Imberty, E.P.Mitchell
compound source
Molecule: Agglutinin
Chain: A
Other_details: Glycolysis Site At N34
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 0.262 R_Free 0.320
length a length b length c angle alpha angle beta angle gamma
62.019 62.019 106.642 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.80 Å
ligand A2G, NAG, NGA enzyme

Primary referenceStructural basis for recognition of breast and colon cancer epitopes Tn antigen and Forssman disaccharide by Helix pomatia lectin., Lescar J, Sanchez JF, Audfray A, Coll JL, Breton C, Mitchell EP, Imberty A, Glycobiology. 2007 Oct;17(10):1077-83. Epub 2007 Jul 25. PMID:17652409
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (22 Kb) [Save to disk]
  • Biological Unit Coordinates (2cgy.pdb1.gz) 95 Kb
  • LPC: Ligand-Protein Contacts for 2CGY
  • CSU: Contacts of Structural Units for 2CGY
  • Likely Quarternary Molecular Structure file(s) for 2CGY
  • Retrieve 2CGY in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CGY from S2C, [Save to disk]
  • View 2CGY 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 2CGY
  • 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 2CGY, from MSDmotif at EBI
  • Fold representative 2cgy from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2cgy] [2cgy_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 2CGY
  • Community annotation for 2CGY 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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