Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
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A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
BlastN hits of spacers from different sites. The number of BlastN hits for ‘not-unique spacers’, i.e. identical spacers found in different sites, is shown. Only hits with greater than 85% identity over entire spacer length are included. Fisher's exact test was used to test for each virus that the number of protospacers depends on the sample site. The resulting p-values are given in the last row.
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