Table 2.

Summary of 3’-trailer and mature tRNA sequence lengths in different eukaryotic species

Species	Average of mature tRNA length ± S.D. (nt)	Number of tRNAs analyzed	Average of 3’-trailer length ± S.D. (nt)	Number of tRNAs analyzed (3’-trailer lengths with >20 nt excluded)
H. sapiens	74 ± 3.4	594	8.1 ± 3.7	412
M. musculus	74 ± 3.7	811	7.9 ± 3.6	343
D. melanogaster	74 ± 3.6	295	8.5 ± 4.0	247
A. thaliana	74 ± 3.8	642	4.6 ± 4.3	532
S. cerevisiae	74 ± 3.5	275	3.0 ± 2.6	269
S. pombe	74 ± 3.4	171	3.3 ± 2.8	162
T. thermophila	74 ± 3.3	686	1.5 ± 1.5	686

S.D. standard deviation, nt nucleotides.