>cheF sequence 1 (444 bp) GTGGCTTATCAATTTAGATTCCAAAAGCTGCTGGAACTAAAAGAAAATGAAAAAGACCAATCCTTATCCG AATATCAGCAATCAGTTTCTGAATTTGAAAACGTTGCTGAAAAATTATATGAGAATATGAGCAAAAAGGA ATTGCTGGAACAAAATAAGGAAAAGAAATTAAAAAGCGGCATGAGTGTACAAGAAATGAGGCACTACCAA CAATTTGTCTCAAATCTTGATAATACGATCTATCACTATCAAAAGCTTGTCATTATGAAAAGAAATCAAA TGAATCAAAAACAAGAAATTTTGACAGAGAAAAACATTGAAGTGAAAAAGTTTGAAAAAATGCGTGAAAA ACAGTTTAAAATGTTTGCTCTTGAAGATAAAGCTGCAGAAATGAAAGAAATGGACGATATTTCGATTAAG CAGTTTATGATTCAAGGCCATTAG