| # | Protein Name | Antibiotic | kcat (s-1) | Km (µM) | kcat/KM |
|---|---|---|---|---|---|
| 1 | AST-1 | Amoxicillin | 50±4 | ||
| 2 | AST-1 | Cephaloridine | >500 | ||
| 3 | AST-1 | Ceftazidime | >500 | ||
| 4 | AST-1 | Cefoperazone | >500 | ||
| 5 | AST-1 | Cefotaxime | >500 | ||
| 6 | AST-1 | Ticarcillin | 7±0.5 | ||
| 7 | AST-1 | Benzylpenicillin | 30±2 | ||
| 8 | AST-1 | Piperacillin | 320±27 | ||
| 9 | AST-1 | Aztreonam | >500 | ||
| 10 | AST-1 | Cephalothin | 20±1 |