PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11356980-9 2001 This conservation of positively charged residues indicates that HVR1 is involved in interactions with negatively charged molecules such as lipids, proteins, or glycosaminoglycans (GAGs). Glycosaminoglycans 160-178 vasoactive intestinal peptide receptor 1 Homo sapiens 64-68