Cyclic peptides are investigated as a platform to induce different orientations between various ligands. Through click chemistry, a variety of Toll-like receptor ligands can be attached to the... Show moreCyclic peptides are investigated as a platform to induce different orientations between various ligands. Through click chemistry, a variety of Toll-like receptor ligands can be attached to the cyclic peptides, which are based on gramicidin S. Show less