Figure 4: HPLC traces of enzymatic reactions.

Trace A, epoxykinamycin FL-120B′ (4) treated with 0.1 N LiOH, forming epoxykinamycin (1); trace B, kinamycin E (5) treated with 0.1 N LiOH forming kinamycin F (2); trace C, standard 1; trace D, 1 with Lom6 in 50 min producing 2; trace E, 1 with Alp1U in 10 min producing 2.