| Sl. No |
Phylum |
Number of Cas genes |
Percentage (%) |
| Cas1 |
Cas2 |
Cas3 |
Cas4 |
Cas5 |
Cas6 |
| 1 |
Euryarchaeota |
52 |
34 |
32 |
49 |
31 |
22 |
40.7 |
| 2 |
Crenarchaeota |
53 |
47 |
51 |
72 |
33 |
36 |
54 |
| 3 |
Archaeal Plasmids |
5 |
5 |
3 |
5 |
3 |
3 |
4.4 |
| 4 |
Korarchaeota |
1 |
1 |
1 |
1 |
1 |
- |
0.9 |
| Percentage (%) |
|
20.5 |
16.1 |
16.1 |
23.5 |
12.6 |
11.3 |
|
|
