Main Reaction: ribulose-1,5-bisphosphate + O2 >> 3-phosphoglycerate + 2-phosphoglycolate

Reference: PubMed ID: 20194922
Authors: Yu L, Jiang J, Zhang C, Jiang L, Ye N, Lu Y, Yang G, Liu E, Peng C, He Z, Peng X
Title: Glyoxylate rather than ascorbate is an efficient precursor for oxalate biosynthesis in rice.
Published: 2010 Jun

ribulose-1,5-bisphosphate + O2 --> 3-phosphoglycerate + 2-phosphoglycolate