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PDB_REDO: automated re-refinement of X-ray structure models in the PDB

  • Robbie P. Joosten
  • , Jean Salzemann
  • , Vincent Bloch
  • , Heinz Stockinger
  • , Ann-Charlott Berglund
  • , Christophe Blanchet
  • , Erik Bongcam-Rudloff
  • , Christophe Combet
  • , Ana L. Da Costa
  • , Gilbert Deleage
  • , Matteo Diarena
  • , Roberto Fabbretti
  • , Geraldine Fettahi
  • , Volker Flegel
  • , Andreas Gisel
  • , Vinod Kasam
  • , Timo Kervinen
  • , Eija Korpelainen
  • , Kimmo Mattila
  • , Marco Pagni
  • Matthieu Reichstadt, Vincent Breton, Ian J. Tickle, Gert Vriend

Publikation: Bidrag till tidskriftArtikel i vetenskaplig tidskriftPeer review

Sammanfattning

Structural biology, homology modelling and rational drug design require accurate three-dimensional macromolecular coordinates. However, the coordinates in the Protein Data Bank (PDB) have not all been obtained using the latest experimental and computational methods. In this study a method is presented for automated re-refinement of existing structure models in the PDB. A large-scale benchmark with 16 807 PDB entries showed that they can be improved in terms of fit to the deposited experimental X-ray data as well as in terms of geometric quality. The re-refinement protocol uses TLS models to describe concerted atom movement. The resulting structure models are made available through the PDB_REDO databank (http://www.cmbi.ru.nl/pdb_redo/). Grid computing techniques were used to overcome the computational requirements of this endeavour.
OriginalspråkEngelska
Sidor (från-till)376-384
Antal sidor9
TidskriftJournal of Applied Crystallography
Volym42
Nummer3
DOI
StatusPublicerad - 2009
Externt publiceradJa

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