Table II. Kinetic properties of AAMT1, AAMT2, and AAMT3

AA, Anthranilic acid; BA, benzoic acid; nd, not determined.

EnzymeKm for AAkcat for AAkcat/Km for AAKm for BAkcat for BAkcat/Km for BAKm for SAM
μms−1mm−1 s−1μms−1mm−1 s−1μm
AAMT16410.450.72,0250.040.0279
AAMT23110.371.2ndnd94
AAMT3>2,000ndndnd76