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. 2015 Mar 4;5:8740. doi: 10.1038/srep08740

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(A) Nucleotide sequence of attB₆, attP₆, attL₆ and attR₆. The mutated core dinucleotide (CT) at which the crossover occurs is in bold. (B) Verification of attL₆ and attR₆ by DNA sequencing. Sequences of attL₆ and attR₆ from DNA sequencing are underlined.