Original pre-miRNA and intercepted pre-miRNA of Solanum lycopersicum miR-166b. Mature miRNA is at 3’-end and miRNA* is at 5’-end of the selected sequence. Each base has two states, match or mismatch. Each precursor contains one loop at least. The original pre-miRNA has 201 bases with the MFE −76.92 kcal/mol and the intercepted pre-miRNA has 138 bases with the MFE −51.72 kcal/mol.