CaMKII activity and expression are also elevated in cardiac injury models, including myocardial infarction (MI) (Singh et al. 2009; Zhang et al. 2005), and in ischemia-reperfusion (I/R) injury (Salas et al. 2010; Vila-Petroff et al. 2007). Here, CAMK2G is linked to myocardial infarction.