title: Naturally occurring 2,5-dioxopiperazines and related compounds.
mesh_terms: D000900:Anti-Bacterial Agents / Q000032:analysis; D001230:Aspergillus / Q000032:analysis; D002849:Chromatography, Gas / Q000379:methods; D003523:Cycloserine / Q000032:analysis; D004151:Dipeptides / Q000032:analysis; D004220:Disulfides / Q000032:analysis; D005658:Fungi / Q000032:analysis; D013058:Mass Spectrometry / Q000379:methods; D008968:Molecular Conformation; D010407:Penicillium / Q000032:analysis; D010456:Peptides, Cyclic / Q000032:analysis; D010879:Piperazines / Q000032:analysis*; D013045:Species Specificity; D013055:Spectrophotometry, Infrared; D013302:Streptomyces / Q000032:analysis; D013329:Structure-Activity Relationship
chemical_list: D000900:Anti-Bacterial Agents; D004151:Dipeptides; D004220:Disulfides; D010456:Peptides, Cyclic; D010879:Piperazines; D003523:Cycloserine