PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31931141-15 2020 Pyruvate carboxylase (PC) and pyruvate dehydrogenase (PDH) are the two main enzymes controlling pyruvate entry to the TCA cycle. Pyruvates 30-38 pyruvate carboxylase Homo sapiens 22-24