si_0740 tRNA_nucleotidyltransferase tRNA nucleotidyltransferase (EC 2.7.7.21) (EC 2.7.7.25) si_0740 tRNA_nucleotidyltransferase tRNA nucleotidyltransferase related protein MMP0420 si_0740 tRNA_nucleotidyltransferase tRNA nucleotidyltransferase, A-adding (EC 2.7.7.25) si_0740 tRNA_nucleotidyltransferase tRNA nucleotidyltransferase, CC-adding (EC 2.7.7.21) si_0740 tRNA_nucleotidyltransferase tRNA nucleotidyltransferase, archaeal type (EC 2.7.7.21) (EC 2.7.7.25)