>sp|P76256|TSAB_ECOLI tRNA threonylcarbamoyladenosine biosynthesis protein TsaB OS=Escherichia coli GN=tsaB MRILAIDTATEACSVALWNDGTVNAHFELCPREHTQRILPMVQDILTTSGTSLTDINALA YGRGPGSFTGVRIGIGIAQGLALGAELPMIGVSTLMTMAQGAWRKNGATRVLAAIDARMG EVYWAEYQRDENGIWHGEETEAVLKPEIVHERMQQLSGEWVTVGTGWQAWPDLGKESGLV LRDGEVLLPAAEDMLPIACQMFAEGKTVAVEHAEPVYLRNNVAWKKLPGKE