title: Genetic code: enter a new amino acid.
mesh_terms: D001483:Base Sequence; D003062:Codon; D003545:Cysteine / Q000031:analogs & derivatives*; D004926:Escherichia coli / Q000201:enzymology / Q000235:genetics; D005560:Formate Dehydrogenases / Q000378:metabolism; D005786:Gene Expression Regulation; D012333:RNA, Messenger; D012643:Selenium; D017279:Selenocysteine
chemical_list: D003062:Codon; D012333:RNA, Messenger; D017279:Selenocysteine; D005560:Formate Dehydrogenases; D012643:Selenium; D003545:Cysteine