1SE3 Toxin date Oct 11, 1996
title Staphylococcal Enterotoxin B Complexed With Gm3 Trisaccharid
authors S.Swaminathan, M.Sax
compound source
Molecule: Staphylococcal Enterotoxin B
Chain: A
Synonym: Seb
Engineered: Yes
Other_details: Complexed With Gm3 Trisaccharide (3'-Sialyll
Organism_scientific: Staphylococcus Aureus
Organism_taxid: 1280
Cell_line: S2
Expression_system: Staphylococcus Aureus
Expression_system_taxid: 1280
symmetry Space Group: P 21 21 21
R_factor 0.220 R_Free 0.330
length a length b length c angle alpha angle beta angle gamma
45.300 71.000 78.400 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand BGC, GAL, SIA enzyme
related structures by homologous chain: 1JWU, 1KLG
  • toxin activity

  • Primary referenceResidues defining V beta specificity in staphylococcal enterotoxins., Swaminathan S, Furey W, Pletcher J, Sax M, Nat Struct Biol 1995 Aug;2(8):680-6. PMID:7552730
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk]
  • Biological Unit Coordinates (1se3.pdb1.gz) 43 Kb
  • LPC: Ligand-Protein Contacts for 1SE3
  • CSU: Contacts of Structural Units for 1SE3
  • Likely Quarternary Molecular Structure file(s) for 1SE3
  • Retrieve 1SE3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SE3 from S2C, [Save to disk]
  • View 1SE3 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 1SE3
  • 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 1SE3, from MSDmotif at EBI
  • Genome occurence of 1SE3's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1se3_1, region 1-121 [Jmol] [rasmolscript] [script source]
        - Domain d1se3_2, region 122-239 [Jmol] [rasmolscript] [script source]
  • Fold representative 1se3 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: [1se3] [1se3_A]
  • SWISS-PROT database: [P01552]
  • Domain organization of [ETXB_STAAU] by SWISSPFAM
  • Other resources with information on 1SE3
  • Community annotation for 1SE3 at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1SE3 from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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