PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8145146-7 1993 Analysis of the dose-response relations for OA and MC on ventricular cell ICa were best fitted with a single-site relationship with a K1/2 of 1.58 microM and 0.81 microM, respectively. microcystin 51-53 keratin 1 Homo sapiens 134-143