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Try to use the MEGA software. You download in this website:


While it is much better/easier to download and do the exact search on your own, it is possible to do something similar, online. You can use NCBI-BLAST and increase the word length and mismatch/gap penalty. It also allows restricting the subject space; you can even align two sequences. The BLAST on ENA does not have much flexibility (subject restriction/word ...

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