a score=0
s 2L_DroMel_CAF1 21834552 99 + 22407834 ACAAGCACACCCUCUUUGU--GUGCGUGUGUGAGACACUGGCUUCGAUUUGCAUUUAAAGAGAGCUUGGGCAAAGAGGGUUGGGGGGGGGGGGAGAGAGAC
s DroSec_CAF1 121854 91 + 1 ACAAGCACACCCUCUUUGUGUGUGCGUGUGUGAGGCACGGGCUUCGAUUUGCAUUUAAAGAGAGCUCGUGCAAAGAGGGUAGGG----------GAGAGAC
s DroSim_CAF1 69125 91 + 1 ACAAGCACACCCUCUUUGUGUGUGCGUGUGUGAGGCACGGGCUUCGAUUUGCAUUUAAAGAGAGCUCGUGCAAAGAGGGUAGGG----------GAGAGAC
s DroEre_CAF1 83080 84 + 1 ACCAGCACACGCUCUCUGUGUGUGCGU------GACACGGGCUUCGAUUUGCAUUUAAAGAGAGCUUGUGAGAAGAGGGAUGGG-----------AGAGAC