2CA7 Toxin date Dec 19, 2005
title Conkunitzin-S1 Is The First Member Of A New Kunitz-Type Neur Family- Structural And Functional Characterization
authors M.Bayrhuber, V.Vijayan, M.Ferber, R.Graf, J.Korukottu, J.Imperial J.E.Garrett, B.M.Olivera, H.Terlau, M.Zweckstetter, S.Becker
compound source
Molecule: Conkunitzin-S1
Chain: A
Engineered: Yes
Other_details: Disulfide Bonds Between C7-C57 And C32-C53
 Organism_scientific: Conus Striatus
Organism_taxid: 6493
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_vector: Ptwin1
methodSolution NMR
note 2CA7 supersedes 1YL2
Gene
Ontology
ChainFunctionProcessComponent
A
  • serine-type endopeptidase in...
  • toxin activity


    • Primary referenceConkunitzin-S1 is the first member of a new Kunitz-type neurotoxin family. Structural and functional characterization., Bayrhuber M, Vijayan V, Ferber M, Graf R, Korukottu J, Imperial J, Garrett JE, Olivera BM, Terlau H, Zweckstetter M, Becker S, J Biol Chem. 2005 Jun 24;280(25):23766-70. Epub 2005 Apr 15. PMID:15833744
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (365 Kb) [Save to disk]
  • Biological Unit Coordinates (2ca7.pdb1.gz) 15 Kb
  • CSU: Contacts of Structural Units for 2CA7
  • Original NMR restraints for 2CA7 from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 2CA7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2CA7 from S2C, [Save to disk]
    • View 2CA7 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 2CA7
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2CA7, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2ca7] [2ca7_A]
  • SWISS-PROT database: [P0C1X2]
  • Domain organization of [CONK1_CONST] by SWISSPFAM
  • Domain found in 2CA7: [KU ] by SMART
    • Other resources with information on 2CA7
  • Community annotation for 2CA7 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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