Sl. No Phylum Percentage of novel CRISPRs (%) 1 Euryarchaeota Methanogens 36.4 Halobacterium 15.1 Archeoglobus 3 2 Crenarchaeota Thermoprotei 33.3 3 Archaeal Plasmids 12.1

Table 1b: Distribution of novel CRISPRs across different archaeal phyla.