CaMKII regulates cardiac hypertrophy and K+ channel expression. a qRT-PCR data on expression of Camk2d, Camk2g, and hypertrophic genes (Anf, Myh7) and morphometric parameters in CaMKIIδ-knockout (KO), overexpression (OE) and O-GlcNAc-resistant S280A knock-in mouse hearts. b mRNA expression of K+ channel genes normalized to WT control. c Western blot analysis of Kir2.1 expression normalized to WT control. ANOVA; *p < 0.05, **p < 0.01, ***p < 0.001