>mutT sequence 1 (450 bp) GTGTATACACAAGGTGCTTTTGTGATCGTATTGAACGAAAGTCAGCAAATTCTGCTGGTGAAACGAAAAG ATGTCCCTCTATGGGATTTGCCGGGCGGCAGGGTTGATCCCGGGGAATCGGCTGAGGAAGCGGCAGTGCG GGAGATATTGGAAGAAACGGGATACAATGCAGCGCTTTCTGCGAAAATAGGTGTTTACCAAAGGCCAAAG TTTCAAGATGAACAGCATCTGTTTTTCGGAAGCATTACAGGCGGACAAGCAATGGCTGACGGCACAGAGA CAGCGGGATTAAAGTGGGTTTCCCCGGGGCGTTTGCCGCTTTTTATGGTGCCGAATCGAAAAAGGCAGAT CAATGATTTCAAGAACGGCGCTCAAGATGTAAATGTCACCGTCAAGGATAGCGGGTTGCTCGCGGCGATC GACCTGTTGAAAAGAAGACTGGGCAAGTGA