1CN1 Lectin (Agglutinin) date Dec 21, 1981
title Crystal Structure Of Demetallized Concanavalin A. The Metal- Binding Region
authors M.Shoham, A.Yonath, J.L.Sussman, J.Moult, W.Traub, A.J.Gilboa(Kalb)
compound source
Molecule: Concanavalin A
Chain: A, B
Engineered: Yes
Organism_scientific: Canavalia Ensiformis
Organism_common: Jack Bean
Organism_taxid: 3823
symmetry Space Group: P 21 2 21
length a length b length c angle alpha angle beta angle gamma
84.300 91.200 61.100 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.20 Å
A, B

Primary referenceCrystal structure of demetallized concanavalin A: the metal-binding region., Shoham M, Yonath A, Sussman JL, Moult J, Traub W, Kalb AJ, J Mol Biol 1979 Jun 25;131(2):137-55. PMID:490645
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (53 Kb) [Save to disk]
  • Biological Unit Coordinates (1cn1.pdb1.gz) 99 Kb
  • CSU: Contacts of Structural Units for 1CN1
  • Likely Quarternary Molecular Structure file(s) for 1CN1
  • Retrieve 1CN1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CN1 from S2C, [Save to disk]
  • View 1CN1 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 1CN1
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1CN1, from MSDmotif at EBI
  • Genome occurence of 1CN1's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cn1a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1cn1b_, region B [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: [1cn1_A] [1cn1_B] [1cn1]
  • SWISS-PROT database: [P02866]
  • Domain organization of [CONA_CANEN] by SWISSPFAM
  • Other resources with information on 1CN1
  • Community annotation for 1CN1 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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