D-ribulose + ATP <=> D-ribulose 5-phosphate + ADP + H(+)
d-ribulose + atp <=> d-ribulose 5-phosphate + adp + h(+)
D-ribulose + ATP <=> D-ribulose 5-phosphate + ADP + H(+)
d-ribulose + atp <=> d-ribulose 5-phosphate + adp + h(+)