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Table 3 The occurrence of putative stem-loop sequences with 7-nt loop and "AAA" signature in the YE-IGS of Equisetum ramosissimum and E. arvens e

From: Evolution of the rpoB-psbZ region in fern plastid genomes: notable structural rearrangements and highly variable intergenic spacers

Stem length (base pair) Equisetum ramosissimum E. arvense1 E. arvense2
3 21 24 28
4 3 2 2
5 8 12 12
6 8 22 24
7 2 4 4
8 16 6 6
9 6 5 4
10 2 3 2
13 2 0 0
Total 68 78 82