Table 1. Total Turnovers (TTN) to Product for Aziridination Catalyzed by Purified Holoenzymes P411BM3-CIS-T438S (P) and P411BM3-CIS-T438S-I263F (P-I263F) with Selected Styrenyl Olefins 1, 3, and 5 and Tosyl Azidea.
TTNb |
|||
---|---|---|---|
enzyme | 2 | 4 | 6 |
P411BM3-CIS-T438S (P) | 15 | 8 | 5 |
P-I263F | 150 | 160 | 190 |
Reactions were performed in 0.1 M KPi buffer pH = 8.0 using 0.2 mol % enzyme and NADPH as reductant, with 2.5 mM tosyl azide and 7.5 mM olefin. Detailed reaction conditions can be found in the Supporting Information.
TTN = total turnover number. TTNs were determined by HPLC analysis.