FAP and nemaline myopathy: Furthermore, a negative correlation between p-S6R protein and RPS6 gene was found in FAP NM tissues (rho: -0.6; P: 0.051) (Supplementary Fig. 2D), together with a positive correlation between p-S6R protein and the cytosolic β-catenin (rho: 0.74; P = .004) (Supplementary Fig. 2D).