Fig. 1

Analysis of the reaction products using high-performance liquid chromatography (HPLC). (A) Product from B-CiA1 as indicated A; (B) product from B-pCA1 as indicated B; (C) product from B-CA1 as indicated C; (D) standards (caffeic acid [CA], p-coumaric acid [PA], and cinnamic acid [CI], in order); (E) product from B-FA1 as indicated D; (F) ferulic acid standard (FA); (G) spectra for peak A (dotted line) and cinnamic acid (straight line); (H) spectra for peak B (dot line) and p-coumaric acid (straight line); (I) spectra for peak C (dotted line) and caffeic acid (straight line); (J) spectra for peak D (dotted line) and ferulic acid (straight line)