part of part of has input has input has output has output process reaction 2 glyoxylate = 2-hydroxy-3-oxopropanoate + CO(2) 1 1 1 1 RHEA:10139 KEGG:R00013 reaction METACYC:GLYOCARBOLIG-RXN UPa:UCR00013 3-phospho-D-glycerate from glycolate: step 2/4 CO(2) glyoxylate 2-hydroxy-3-oxopropanoate