title: How proteins start.
mesh_terms: D004926:Escherichia coli; D005815:Genetic Code; D008715:Methionine / Q000378:metabolism*; D014176:Protein Biosynthesis; D012329:RNA, Bacterial / Q000378:metabolism; D012343:RNA, Transfer / Q000378:metabolism; D013460:Sulfur Isotopes
chemical_list: D012329:RNA, Bacterial; D013460:Sulfur Isotopes; D012343:RNA, Transfer; D008715:Methionine