Table 1.
Homologs of known protein secretion systems identified in the genome of R. l. bv. viciae 3841.
| System | Homolog I | Homolog II | Homolog III | Homolog IV |
| a) General export pathway | ||||
| SecB | RL0006 | |||
| SPase II | RL0410 | |||
| YidC | RL0453 | |||
| SecD | RL0680 | |||
| SPase I | RL1510 | |||
| SecE | RL1759 | |||
| SecY | RL1794 | |||
| SecF | RL2055 | |||
| SecG | RL2512 | |||
| SecA | RL4298 | |||
| FtsY | RL4543 | |||
| Ffh | RL4547 | |||
| b) Twin arginine pathway | ||||
| TatA | RL2046 | |||
| TatB | RL2047 | |||
| TatC | RL2048 | |||
| c) Type I pathway | ||||
| AprE | RL3657 | RL0071 | RL0622 | pRL90165 |
| AprD | RL3658 | RL0072 | RL0623 | pRL90164 |
| TolC | none | |||
| d) Type II pathway | ||||
| Any component | none | |||
| e) Type III/flagellar pathway | ||||
| FliF | RL0695 | |||
| FlhB | RL0699 | |||
| FliG | RL0700 | |||
| FliN | RL0701 | |||
| FliM | RL0702 | |||
| FliI | RL0705 | |||
| FlgI | RL0712 | |||
| FlgH | RL0714 | |||
| FliL | RL0715 | |||
| FliP | RL0716 | |||
| FliQ | RL0734 | |||
| FlhA | RL0735 | |||
| FliR | RL0736 | |||
| f) Type IV pathway | ||||
| VirB1 | pRL70149 | |||
| VirB2 | pRL70150 | |||
| VirB3 | pRL70151 | |||
| VirB4 | pRL70152 | |||
| VirB5 | pRL70153 | |||
| VirB6 | pRL70154 | |||
| VirB8 | pRL70155 | |||
| VirB9 | pRL70156 | |||
| VirB10 | pRL70157 | |||
| VirB11 | pRL70158 | |||
| g) Type V pathway | ||||
| AT | RL1927 | RL1196 | RL1069 | |
| TPS | None | |||
| h) Holins | ||||
| Holin | None | |||
| i) Large conductance mechanosensitive channel | ||||
| MscL | RL0602 | |||
| j) Pilus | ||||
| PilQ | RL0210 | |||
| PilA | RL0211 | |||
| CpaA | RL0212 | |||
| CpaB | RL0213 | |||
| CpaC | RL0214 | |||
| CpaD | RL0215 | |||
| CpaE | RL0216 | |||
| CpaF | RL0217 | |||
| TadB | RL0218 | |||
| TadC | RL0219 | |||
| k) Fimbrial usher protein | ||||
| PapC | none | |||