From Biology-Online Dictionary | Biology-Online Dictionary

orientomycin --> cycloserine

(Science: drug) A broad-spectrum antibiotic synthesised by the bacterium streptomyces orchidaceus which is used most often to treat urinary tract infections and tuberculosis.This antibiotic is a structural analogue of the amino acid D-alanine and it inhibits bacteria's ability to make peptidoglycan, an important component of the bacterial cell wall.