1SCO Potassium Channel Inhibitor date Apr 01, 1996
title Scorpion Toxin (Osk1 Toxin) With High Affinity For Small Con Ca(2+)-Activated K+ Channel In Neuroblastoma-X-Gluoma Ng 10 Hybrid Cells, Nmr, 30 Structures
authors V.A.Jaravine, D.E.Nolde, K.A.Pluzhnikov, E.V.Grishin, A.S.Arseni
compound source
Molecule: Scorpion Toxin Osk1
Chain: A
Synonym: Lenatoxin
Organism_scientific: Orthochirus Scrobiculosus
Organism_common: Central Asian Scorpion
Organism_taxid: 6892
methodSolution NMR
related structures by homologous chain: 1BKT
Gene
Ontology
ChainFunctionProcessComponent
A
  • toxin activity


  • Primary referenceThree-dimensional structure of toxin OSK1 from Orthochirus scrobiculosus scorpion venom., Jaravine VA, Nolde DE, Reibarkh MJ, Korolkova YV, Kozlov SA, Pluzhnikov KA, Grishin EV, Arseniev AS, Biochemistry 1997 Feb 11;36(6):1223-32. PMID:9063870
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (298 Kb) [Save to disk]
  • Biological Unit Coordinates (1sco.pdb1.gz) 11 Kb
  • CSU: Contacts of Structural Units for 1SCO
  • Retrieve 1SCO in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SCO from S2C, [Save to disk]
  • View 1SCO 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 1SCO
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1SCO, from MSDmotif at EBI
  • Genome occurence of 1SCO's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1sco__, region [Jmol] [rasmolscript] [script source]
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1sco_A] [1sco]
  • SWISS-PROT database: [P55896]
  • Domain organization of [KAX37_ORTSC] by SWISSPFAM
  • Other resources with information on 1SCO
  • Community annotation for 1SCO at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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