(E)-4-O-(beta-D-glucuronosyl)-ferulate + UDP + H(+) => (E)-ferulate + UDP-alpha-D-glucuronate
(e)-4-o-(beta-d-glucuronosyl)-ferulate + udp + h(+) => (e)-ferulate + udp-alpha-d-glucuronate
(E)-4-O-(beta-D-glucuronosyl)-ferulate + UDP + H(+) => (E)-ferulate + UDP-alpha-D-glucuronate
(e)-4-o-(beta-d-glucuronosyl)-ferulate + udp + h(+) => (e)-ferulate + udp-alpha-d-glucuronate