| ABC transporters | ATP-binding cassette transporters |
| 3D-Cry toxins | 3-domain Cry toxins |
| ABCC2 | ABC transporter family C2 |
| ABCB1 | ABC transporter family B1 |
| ABCA2 | ABC transporter family A2 |
| ECL | extracellular loop |
| BtR175-TBR | BtR175 toxin-binding region |
| SPR | surface plasmon resonance |