2A9E Oxidoreductase date Jul 11, 2005
title Helicobacter Pylori Catalase Compound I
authors P.C.Loewen, X.Carpena, I.Fita
compound source
Molecule: Kata Catalase
Chain: A, B
Ec: 1.11.1.6
Engineered: Yes
 Organism_scientific: Helicobacter Pylori
Organism_common: Bacteria
Gene: Kata
Expression_system: Escherichia Coli
Expression_system_common: Bacteria
Expression_system_strain: Um255
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pso100
symmetry Space Group: P 21 21 2
R_factor 0.137
crystal
cell
length a length b length c angle alpha angle beta angle gamma
64.385 154.286 95.808 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.76 Å
ligand ACT, HEM, O enzyme Oxidoreductase E.C.1.11.1.6 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • catalase activity
  • peroxidase activity
  • iron ion binding
  • oxidoreductase activity
  • metal ion binding
  • electron transport
  • response to oxidative stress...
  • hydrogen peroxide catabolic ...

    • Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (206 Kb) [Save to disk]
  • Biological Unit Coordinates (2a9e.pdb1.gz) 361 Kb
  • CSU: Contacts of Structural Units for 2A9E
  • Likely Quarternary Molecular Structure file(s) for 2A9E
  • Structure Factors (731 Kb)
  • Retrieve 2A9E in mmCIF format [Save to disk]
    • View 2A9E in 3D
  • 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 2A9E
  • 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.
  • STING, shows the sequence and maps the locations of sequence residues or residue ranges onto the 3D structure.
  • GRASS (Graphical Representation and Analysis of Structure Server)
  • 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 2A9E, from MSDmotif at EBI
  • Fold representative 2a9e from FSSP and Dali (Families of Structurally Similar Proteins)
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2a9e_B] [2a9e_A]
    • Other resources with information on 2A9E
  • 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, 1996-2006
    Bioinformatics and Biological Computing
    Weizmann Institute of Science