1I4Q Toxin date Feb 22, 2001
title Crystal Structure Of Staphylococcal Enterotoxin C2 At 100k Crystallized At Ph 6.0
authors D.Kumaran, S.Swaminathan
compound source
Molecule: Enterotoxin Type C-2
Chain: A
Organism_scientific: Staphylococcus Aureus
Organism_common: Bacteria
symmetry Space Group: P 43 21 2
R_factor 0.213
crystal
cell
length a length b length c angle alpha angle beta angle gamma
42.680 42.680 288.370 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand ZN enzyme
related structures by homologous chain: 1PYW, 1SJH
similarity Belongs to the staphylococcal/streptococcal toxin family.[Stap_Strp_tox_C]
subcellular loc. Secreted protein.
Gene ENTC2 (S. aureus)
function The illness characterized by high fever, hypotension, diarrhea, shock, and in some cases death. Staphylococcal enterotoxins cause the intoxication staphylococcal food poisoning syndrome.
Gene
Ontology
ChainFunctionProcessComponent
A
  • zinc ion binding
  • metal ion binding
  • pathogenesis
  • extracellular region
  • Primary referenceStructure of staphylococcal enterotoxin C2 at various pH levels., Kumaran D, Eswaramoorthy S, Furey W, Sax M, Swaminathan S, Acta Crystallogr D Biol Crystallogr 2001 Sep;57(Pt 9):1270-5. PMID:11526318
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (46 Kb) [Save to disk]
  • Biological Unit Coordinates (1i4q.pdb1.gz) 43 Kb
  • CSU: Contacts of Structural Units for 1I4Q
  • Likely Quarternary Molecular Structure file(s) for 1I4Q
  • Structure Factors (134 Kb)
  • Retrieve 1I4Q in mmCIF format [Save to disk]
  • View 1I4Q 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.
  • On AstexViewer, from MSD-EBI (viewer documentation).
  • On RasMol (Install RasMol freeware) Here's help on how to use RasMol.
  • Visual 3D analysis of 1I4Q
  • Protein Explorer, Easier to use and more powerful than RasMol. (Win and Mac only)
  • Noncovalent Bond Finder displays the closest contacts to ligand or interface, reports distances, walks over water bridges.
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1I4Q, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1i4qa1, region A:1-120 [Jmol] [rasmolscript] [script source]
        - Domain d1i4qa2, region A:121-239 [Jmol] [rasmolscript] [script source]
  • Fold representative 1i4q 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: [1i4q_A]
  • Other resources with information on 1I4Q
  • InterPro: IPR006123 , IPR006173 , IPR006177 , IPR006126
  • PDBREPORT (protein verification by WHAT_CHECK procedures)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2007
    Bioinformatics and Biological Computing
    Weizmann Institute of Science