3.4.22.53 alpha-2 spectrin + H2O - 3.4.22.53 alpha-spectrin + H2O - 3.4.22.53 aminopeptidase B + H2O - 3.4.22.53 androgen receptor + H2O - 3.4.22.53 beta-transducin repeat containing protein + H2O - 3.4.22.53 calmodulin-dependent protein kinase II deltaB + H2O angiotensin II enhances the interaction between activated calpain-2 and Ca2+/calmodulin-dependent protein kinase II deltaB (CaMKIIdB), and promotes the degradation of CaMKIIdB by calpain-2 in the nuclei of hypertrophied cardiomyocytes. The depressed CaMKIIdeltaB downregulates the expression of antiapoptotic Bcl-2 leading to mitochondrial depolarization and release of cytochrome c which leads to apoptosis of hypertrophied cardiomyocytes 3.4.22.53 casein + H2O - 3.4.22.53 caspase-3 + H2O - 3.4.22.53 collapsin response mediator protein-1 + H2O collapsin response mediator protein-1 is cleaved by calpain-2 at the C-terminus 3.4.22.53 collapsin response mediator protein-2 + H2O collapsin response mediator protein-2 is cleaved by calpain-2 at the C-terminus