Cardiomyopathy, Familial Restrictive, 1, also known as rcm1, is related to restrictive cardiomyopathy and cardiomyopathy, familial hypertrophic, 1. An important gene associated with Cardiomyopathy, Familial Restrictive, 1 is TNNI3 (Troponin I3, Cardiac Type), and among its related pathways/superpathways are tRNA processing and tRNA-uridine 2-thiolation (cytoplasmic). Affiliated tissues include heart and whole blood, and related phenotypes are left ventricular hypertrophy and left atrial enlargement