title: Streptonigrin biosynthesis. I. Origin of the 4-phenylpicolinic acid moiety.
mesh_terms: D010848:Picolinic Acids / Q000096:biosynthesis*; D013302:Streptomyces / Q000378:metabolism; D013308:Streptonigrin / Q000096:biosynthesis*; D014364:Tryptophan / Q000378:metabolism
chemical_list: D010848:Picolinic Acids; D013308:Streptonigrin; D014364:Tryptophan