PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21785006-7 2011 Interaction with HIF-1alpha is facilitated by hydroxylation of PKM2 at proline-403 and -408 by PHD3. Proline 71-78 hypoxia inducible factor 1 subunit alpha Homo sapiens 17-27