title: L-beta-(5-hydroxy-2-pyridyl)-alanine and L-beta-(3-hydroxyureido)-alanine from Streptomyces.
mesh_terms: D000409:Alanine / Q000031:analogs & derivatives* / Q000302:isolation & purification; D000900:Anti-Bacterial Agents / Q000302:isolation & purification; D011725:Pyridines / Q000302:isolation & purification; D013302:Streptomyces / Q000378:metabolism*; D014508:Urea / Q000031:analogs & derivatives / Q000302:isolation & purification
chemical_list: D000900:Anti-Bacterial Agents; D011725:Pyridines; D014508:Urea; D000409:Alanine