3BXU Electron Transport date Jan 14, 2008
title Ppcb, A Cytochrome C7 From Geobacter Sulfurreducens
authors P.R.Pokkuluri, M.Schiffer
compound source
Molecule: Cytochrome C3
Chain: A, B
Engineered: Yes
 Organism_scientific: Geobacter Sulfurreducens
Gene: Cyd-1
Expression_system: Escherichia Coli
Expression_system_strain: Bl21(De3)
symmetry Space Group: P 21 21 21
R_factor 0.162 R_Free 0.186
crystal
cell
length a length b length c angle alpha angle beta angle gamma
34.200 47.500 88.900 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.35 Å
ligand HEM, SO4 enzyme
note 3BXU is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • electron transfer activity


    • Primary referenceStructural insights into the modulation of the redox properties of two Geobacter sulfurreducens homologous triheme cytochromes., Morgado L, Bruix M, Orshonsky V, Londer YY, Duke NE, Yang X, Pokkuluri PR, Schiffer M, Salgueiro CA, Biochim Biophys Acta. 2008 May 9;. PMID:18534185
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk]
  • Biological Unit Coordinates (3bxu.pdb1.gz) 59 Kb
  • LPC: Ligand-Protein Contacts for 3BXU
  • CSU: Contacts of Structural Units for 3BXU
  • Likely Quarternary Molecular Structure file(s) for 3BXU
  • Structure Factors (456 Kb)
  • Retrieve 3BXU in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3BXU from S2C, [Save to disk]
  • Re-refined 3bxu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 3BXU 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 3BXU
  • 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
  • 3D motif for 3BXU, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3bxu] [3bxu_B] [3bxu_A]
  • SWISS-PROT database: [Q74G83]
  • Domain organization of [Q74G83_GEOSL] by SWISSPFAM
    • Other resources with information on 3BXU
  • Community annotation for 3BXU 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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