Table 3.
Intein-Containing Proteins from Bacterial and Archaeal Mobilome and Secretion Systems.
| Protein | Number of Inteins | COG (category) | Description: Full Name | Distribution |
|---|---|---|---|---|
| Bacteria | ||||
| Terminase_6 | 22 | COG5362 (X) | Prophage: phage terminase, large subunit, family Terminase_6 (PF03237) | Firmicutes, Fusobacteria, Proteobacteria |
| Gp6 | 14 | COG2369 (X) | Prophage: phage portal protein, SPP1 Gp6-like protein, phage Mu F gp6 | Actinobacteria, Bacteroidetes, Firmicutes, Fusobacteria, Proteobacteria |
| XtmB | 5 | COG1783 (X) | Prophage: PBSX defective prophage terminase, large subunit | Bacteroidetes, Firmicutes, Synergistetes |
| VirB4 | 5 | COG3451 (U) | T4SS: component of the type IV secretion system virB/virD4 | Firmicutes, Proteobacteria |
| Archaea | ||||
| VirB11 | 21 | COG0630 (NU) | T2SS: P-type DNA transfer ATPase VirB11, component of the type IV secretion system virB/virD4 (P-loop NTPase) | Crenarcheota, Euryarchaeota, Other Archaea |
| CpaF | 5 | COG4962 (U) | T2SS: Flp pilus assembly protein ATPase (P-loop NTPase) | Euryarchaeota |