PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11880626-7 2002 A role for head group charge was supported by polycations (neomycin, spermine, and polylysine) reversing the effect of PIP2 on TNP-ATP binding to the Kir1.1 channel COOH terminal fusion protein. Neomycin 59-67 potassium inwardly rectifying channel subfamily J member 1 Homo sapiens 150-156