zeatin + O-acetyl-L-serine = L-lupinate + acetate + H(+)
zeatin + o-acetyl-l-serine = l-lupinate + acetate + h(+)
zeatin + O-acetyl-L-serine = L-lupinate + acetate + H(+)
zeatin + o-acetyl-l-serine = l-lupinate + acetate + h(+)