4 component system: The ATP-binding Cassette (ABC) Superfamily
| O69061 | Probable phosphite transport system-binding protein HtxB |
|---|---|
| O69062 | Putative phosphite transport system permease protein HtxC |
| O69063 | Hypophosphite import ATP-binding protein HtxD |
| O69064 | Putative phosphite transport system permease protein HtxE |