PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21196188-8 2011 The redox state of RyR2 is altered in heart failure leading to enhanced RyR2 activity, which presumably contributes to decrease SR calcium content and induce other calcium release abnormalities observed in heart failure. sr calcium 128-138 ryanodine receptor 2 Homo sapiens 19-23 21196188-8 2011 The redox state of RyR2 is altered in heart failure leading to enhanced RyR2 activity, which presumably contributes to decrease SR calcium content and induce other calcium release abnormalities observed in heart failure. sr calcium 128-138 ryanodine receptor 2 Homo sapiens 72-76 20029633-6 2009 Downregulation of RyR2 up to a certain degree is compensated by increased SR calcium content to normalize calcium sparks. sr calcium 74-84 ryanodine receptor 2 Homo sapiens 18-22