Table II. Kinetic properties of AAMT1, AAMT2, and AAMT3.
Enzyme | Km for AA | kcat for AA | kcat/Km for AA | Km for BA | kcat for BA | kcat/Km for BA | Km for SAM |
μm | s−1 | mm−1 s−1 | μm | s−1 | mm−1 s−1 | μm | |
AAMT1 | 641 | 0.45 | 0.7 | 2,025 | 0.04 | 0.02 | 79 |
AAMT2 | 311 | 0.37 | 1.2 | nd | nd | – | 94 |
AAMT3 | >2,000 | nd | – | nd | nd | – | 76 |