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C. botulinum strains used in this study
| Strain | Toxin type | bont cluster type | Toxin complex type |
|---|---|---|---|
| Hall A-hyper | A1 | ha | BoNT/A1-NTNH-HAs |
| Kyoto F | A2 | orfX | BoNT/A2-NTNH |
| CDC A3 | A3 | orfX | BoNT/A3-NTNH |
| Hall A-hyper/tox−(pMTL82152-bont/A4) | rA4 | Originally orf, recombinant with ha | rBoNT/A4-NTNH-HAs |
| A661222 | A5 | ha | BoNT/A5-NTNH-HAs |
| NCTC 2916 | A1/(silent B) | orfX with bont/a1 and ha with bont/b (silent) | BoNT/A1-NTNH |
