1NPI Toxin date Jan 17, 2003
title Tityus Serrulatus Neurotoxin (Ts1) At Atomic Resolution
authors C.B.Pinheiro, S.Marangoni, M.H.Toyama, I.Polikarpov
compound source
Molecule: Toxin Vii
Chain: A
Synonym: Tstx-Vii
Organism_scientific: Tityus Serrulatus
Organism_common: Brazilian Scorpion
Organism_taxid: 6887
symmetry Space Group: P 1 21 1
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
23.250 36.610 31.100 90.00 105.58 90.00
method X-Ray Diffractionresolution 1.16 Å
ligand PO4 enzyme
note 1NPI is a representative structure
related structures by homologous chain: 1B7D
Gene
Ontology
ChainFunctionProcessComponent
A
  • toxin activity


  • Primary referenceStructural analysis of Tityus serrulatus Ts1 neurotoxin at atomic resolution: insights into interactions with Na+ channels., Pinheiro CB, Marangoni S, Toyama MH, Polikarpov I, Acta Crystallogr D Biol Crystallogr 2003 Mar;59(Pt 3):405-15. PMID:12595696
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (30 Kb) [Save to disk]
  • Biological Unit Coordinates (1npi.pdb1.gz) 26 Kb
  • LPC: Ligand-Protein Contacts for 1NPI
  • CSU: Contacts of Structural Units for 1NPI
  • Likely Quarternary Molecular Structure file(s) for 1NPI
  • Structure Factors (252 Kb)
  • Retrieve 1NPI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NPI from S2C, [Save to disk]
  • Re-refined 1npi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1NPI 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 1NPI
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Conformational Epitope Prediction for 1NPI from the CEP Server.
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1NPI, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1npia_, region A [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: [1npi_A] [1npi]
  • SWISS-PROT database: [P15226]
  • Domain organization of [SCX7_TITSE] by SWISSPFAM
  • Domain found in 1NPI: [Knot1 ] by SMART
  • Other resources with information on 1NPI
  • Community annotation for 1NPI 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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