4 component system: The ATP-binding Cassette (ABC) Superfamily
| Q0S717 | ABC amino acid transporter, substrate-binding component |
|---|---|
| Q0S718 | ABC amino acid transporter, permease component |
| Q0S719 | ABC amino acid transporter, ATP-binding |
| Q0S720 | ABC branched-chain amino acid transporter, ATP-binding component |