title: Letter: Amino acid-cyclic peptide complexes.
mesh_terms: D000596:Amino Acids; D055598:Chemical Phenomena; D002621:Chemistry; D004735:Energy Transfer; D009682:Magnetic Resonance Spectroscopy; D010456:Peptides, Cyclic; D013237:Stereoisomerism
chemical_list: D000596:Amino Acids; D010456:Peptides, Cyclic