PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28381458-7 2017 We also found that sanguinarine abolished VP-induced S261 dephosphorylation in cells expressing mutated AQP2 S256A, suggesting that the phosphorylation state of S261 is independent of S256. sanguinarine 19-31 aquaporin 2 Homo sapiens 104-108