(E)-4-coumaroyl-CoA + AMP + H(+) => (E)-4-coumaroyl-AMP + CoA
(e)-4-coumaroyl-coa + amp + h(+) => (e)-4-coumaroyl-amp + coa
(E)-4-coumaroyl-CoA + AMP + H(+) => (E)-4-coumaroyl-AMP + CoA
(e)-4-coumaroyl-coa + amp + h(+) => (e)-4-coumaroyl-amp + coa