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(+)