TABLE 1.

MyomiR: muscle-specific microRNA.

MyomiR	Host Gene	Expression Pattern	Knockout Phenotype	Study
MiR-1-1	Mib1	Heart, skeletal muscle	No knockout	—
MiR-1-2	Intergenic	Heart, skeletal muscle	50% lethal, cardiac defect	Zhao et al., 2007 (38)
MiR-133a-1	Mib1	Heart, skeletal muscle	No overt phenotype	Liu et al., 2008 (22)
MiR-133a-2	Intergenic	Heart, skeletal muscle	No overt phenotype	Liu et al., 2008 (22)
MiR-206	Intergenic	Skeletal muscle (Type I)	No overt phenotype	Williams et al., 2009 (37)
MiR-208a	Myh6	Heart	Blunted stress response	van Rooij et al., 2007 (36)
			Conduction defects	Callis et al., 2009 (5)
MiR	Myh7	Heart (low), skeletal muscle (Type I)	No overt phenotype	van Rooij et al., 2009 (35)
MiR	Ank1	Heart, skeletal muscle	No knockout	—
MiR	Myh7b/14	Heart, skeletal muscle (Type I)	No overt phenotype	van Rooij et al., 2009 (35)