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Keywords:

  • chirality;
  • inclusion compounds;
  • microporosity;
  • peptides;
  • zeolites
Thumbnail image of graphical abstract

Robust porous frameworks are formed by the dipeptides L-Ala-L-Val (see structure) and L-Val-L-Ala that have a high capacity and selectivity for gas sorption. The dipeptides assemble through hydrogen bonds as a 61 helix to form channels with average diameters of 5.13 and 4.90 Å, respectively.