TRIM63 and congenital myopathy 7A, myosin storage, autosomal dominant: In addition, it has been shown that a homozygous TRIM63/MuRF1 null mutation in combination with the heterozygous TRIM54/MuRF3 mutation leads to a myosin storage myopathy associated with skeletal muscle hypertrophy and hypertrophic cardiomyopathy in patients [391].