>tr|W8U012|W8U012_ECOLX tRNA threonylcarbamoyladenosine biosynthesis protein TsaB OS=Escherichia coli GN=tsaB MRILAIDTATEACSVALWNDGTVNAHFELCPREHTQRILPMVQDILTTSGTSLTDINALA YGRGPGSFTGVRIGIGIAQGLALGAELPMIGVSTLMTMAQGAWRKNGATRVLAAIDARMG EVYWAEYQRDENGIWHGEETEAVLKPEIVHERMQQLSGEWVTVGTGWQAWPDLGKESGLV LRDGEVLLPAAEDMLPIACQMFAEGKTVAVEHAEPVYLRNNVAWKKLPGKE