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> ATGC >trailingblank1 AAATTTGGGCCC TTTGGGCCCAAA GGGCCCAAA >trailingblank2 with last dna line the same length AAATTTGGGCCCAAATTTGGGCCC TTTGGGCCCAAATTTGGGCCCAAA GGGCCCAAATTTGGGCCCAAATTT > foo TGCATG CA > bar description TTTTAAAA