passages.id: split_4_test_418_passage
passages.type: progene_text
passages.text: In yeast , lipoamide dehydrogenase functions in at least three multienzyme complexes : pyruvate dehydrogenase and 2-oxoglutarate dehydrogenase ( which function in the entry of pyruvate into , and metabolism via , the citric acid cycle ) and glycine decarboxylase .