part of part of has input has input has output has output process reaction glycine + succinyl-CoA = 5-aminolevulinate + CO(2) + CoA 1 1 1 1 1 1 UPa:UCR00830 KEGG:R00830 reaction METACYC:5-AMINOLEVULINIC-ACID-SYNTHASE-RXN RHEA:12924 5-aminolevulinate from glycine: step 1/1 CoA CO(2) glycine succinyl-CoA 5-aminolevulinate