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Keywords:

  • NMR spectroscopy;
  • noncovalent interactions;
  • peptide assembly;
  • perfluorophenylalanine;
  • protein–protein interactions
Thumbnail image of graphical abstract

Quadrupole rules! The quadrupole stacking between aromatic and perfluoroaromatic rings is able to direct specific protein–protein interactions, resulting in the exclusive formation of heterodimers upon mixing a pair of homodimers with aromatic and perfluoroaromatic cores.