1CTX Toxin date Apr 08, 1982
title Three-Dimensional Structure Of The-Long-Neurotoxin From Cobr
authors W.Saenger, M.D.Walkinshaw
compound source
Molecule: Alpha-Cobratoxin
Chain: A
Engineered: Yes
 Organism_scientific: Naja Siamensis
Organism_taxid: 84476
symmetry Space Group: P 65 2 2
R_factor
R_Free NULL
crystal
cell
length a length b length c angle alpha angle beta angle gamma
74.600 74.600 42.900 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.80 Å
related structures by homologous chain: 1TXA, 2CTX
Gene
Ontology
ChainFunctionProcessComponent
A
  • toxin activity


    • Primary referenceThree-dimensional structure of the "long" neurotoxin from cobra venom., Walkinshaw MD, Saenger W, Maelicke A, Proc Natl Acad Sci U S A 1980 May;77(5):2400-4. PMID:6930640
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (14 Kb) [Save to disk]
  • Biological Unit Coordinates (1ctx.pdb1.gz) 18 Kb
  • CSU: Contacts of Structural Units for 1CTX
  • Likely Quarternary Molecular Structure file(s) for 1CTX
  • Retrieve 1CTX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CTX from S2C, [Save to disk]
    • View 1CTX 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 1CTX
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1CTX, from MSDmotif at EBI
  • Genome occurence of 1CTX's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1ctx__, 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: [1ctx] [1ctx_A]
  • SWISS-PROT database: [P01391]
  • Domain organization of [NXL1_NAJKA] by SWISSPFAM
    • Other resources with information on 1CTX
  • Community annotation for 1CTX 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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