1CBY Toxin date Sep 05, 1995
title Delta-Endotoxin
authors J.Li
compound source
Molecule: Delta-Endotoxin Cytb
Chain: A
Engineered: Yes
 Organism_scientific: Bacillus Thuringiensis Serovar Kyushue
Organism_taxid: 44161
Strain: Kyushuensis
Gene: Cytb
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pcytb
Expression_system_gene: Cytb
symmetry Space Group: P 61 2 2
R_factor 0.197 R_Free 0.261
crystal
cell
length a length b length c angle alpha angle beta angle gamma
66.810 66.810 170.790 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.60 Å
Gene
Ontology
ChainFunctionProcessComponent
A
  • toxin activity


    • Primary referenceStructure of the mosquitocidal delta-endotoxin CytB from Bacillus thuringiensis sp. kyushuensis and implications for membrane pore formation., Li J, Koni PA, Ellar DJ, J Mol Biol 1996 Mar 22;257(1):129-52. PMID:8632451
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk]
  • Biological Unit Coordinates (1cby.pdb1.gz) 74 Kb
  • CSU: Contacts of Structural Units for 1CBY
  • Likely Quarternary Molecular Structure file(s) for 1CBY
  • Structure Factors (76 Kb)
  • Retrieve 1CBY in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CBY from S2C, [Save to disk]
  • Re-refined 1cby structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1CBY 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 1CBY
  • 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 1CBY, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cby__, region [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: [1cby] [1cby_A]
  • SWISS-PROT database: [Q04470]
  • Belongs to the cytolytic delta endotoxin (cyt1/2) family according to TCDB.
  • Domain organization of [CT2AA_BACTY] by SWISSPFAM
    • Other resources with information on 1CBY
  • Community annotation for 1CBY 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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