PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1799636-1 1991 HPr is a small phosphocarrier protein of the bacterial phosphoenolpyruvate:sugar phosphotransferase system involved in the transport and phosphorylation of sugars. Phosphoenolpyruvate 55-74 haptoglobin-related protein Homo sapiens 0-3