Conformational control of integrin-subtype selectivity in isodgr peptide motifs: A biological switch

  • Andreas O. Frank
  • , Elke Otto
  • , Carlos Mas-Moruno
  • , Herbert B. Schiller
  • , Luciana Marinelli
  • , Sandro Cosconati
  • , Alexander Bochen
  • , Dörte Vossmeyer
  • , Grit Zahn
  • , Roland Stragies
  • , Ettore Novellino
  • , Horst Kessler

Research output: Contribution to journalArticlepeer-review

69 Scopus citations

Abstract

The rearrangement of asparagine to isoaspartate (isoD) is responsible for the deactivation of many functional proteins. However, the isoDGR motif, which is optimally presented as a conformationally controlled cyclic pentapeptide, binds selectively to α5β 1 integrin (see the docking model) with an affinity comparable to that of the peptidic antitumor agent Cilengitide.

Original languageEnglish
Pages (from-to)9278-9281
Number of pages4
JournalAngewandte Chemie - International Edition
Volume49
Issue number48
DOIs
StatePublished - 22 Nov 2010

Keywords

  • NMR spectroscopy
  • cyclic pentapeptides
  • integrin ligands
  • isoDGR sequence
  • peptides

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