1IVA Neurotoxin date Oct 27, 1994
title Structure-Activity Relationships For P-Type Calcium Channel Selective Omega-Agatoxins
authors M.D.Reily, K.E.Holub
compound source
Molecule: Omega-Agatoxin-Iva
Chain: A
Engineered: Yes
Organism_scientific: Agelenopsis Aperta
Organism_taxid: 6908
methodSolution NMR
related structures by homologous chain: 1OAW, 1OMA
  • toxin activity

  • Primary referenceStructure-activity relationships for P-type calcium channel-selective omega-agatoxins., Reily MD, Holub KE, Gray WR, Norris TM, Adams ME, Nat Struct Biol 1994 Dec;1(12):853-6. PMID:7773772
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (196 Kb) [Save to disk]
  • CSU: Contacts of Structural Units for 1IVA
  • Original NMR restraints for 1IVA from PDB
  • Retrieve 1IVA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1IVA from S2C, [Save to disk]
  • View 1IVA 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 1IVA
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1IVA, from MSDmotif at EBI
  • Genome occurence of 1IVA's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1iva__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 1iva from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1iva_A] [1iva]
  • SWISS-PROT database: [P30288]
  • Belongs to the ca(2+) channel-targeting spider toxin (cst) family according to TCDB.
  • Domain organization of [TOG4A_AGEAP] by SWISSPFAM
  • Other resources with information on 1IVA
  • Community annotation for 1IVA at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1IVA from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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