PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7733376-4 1995 INa/Ca was dependent on Ca2+ concentration, Na+ concentration, and membrane potential and was blocked by 5 mM Ni2+ but not by the Ca(2+)-channel blocker nifedipine. Nickel(2+) 110-114 LOW QUALITY PROTEIN: alpha-internexin Oryctolagus cuniculus 0-3