SEARCH Articles Figures Tables 1,6-bisphosphate C-4 cycle Carboxylase Carboxylase and Carboxylases Oxygenases Ribulose Ribulose bisphosphate Ribulose bisphosphate carboxylase Ribulose-1,5 -bisphosphate carboxylase oxygenase Ribuloses carboxylase Ribuloses ribulose bisphosphate