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. 2018 Dec 7;19:885. doi: 10.1186/s12864-018-5324-3

Table 2.

Composition of the datasets used in this work

Dataset Number of different sites Number of different genomes Number of (site, genome) pairs
Experimental dataset 494a 2861b 66,704
Control dataset 1 899 3407 3,062,893
Control dataset 2 899 4021 3,614,879

aR-M systems encoded in the genomes of the known phage hosts recognize 494 among all 899 known RS. bOnly 2861 phages among 3407 have known host species with available data on the encoded R-M systems