Myopathy, Tubular Aggregate, 1, also known as tubular aggregate myopathy, is related to immunodeficiency 10 and anhidrosis, and has symptoms including muscular stiffness and exercise-induced myalgia. An important gene associated with Myopathy, Tubular Aggregate, 1 is STIM1 (Stromal Interaction Molecule 1), and among its related pathways/superpathways is Antigen activates B Cell Receptor (BCR) leading to generation of second messengers. Affiliated tissues include skeletal muscle and breast, and related phenotypes are emg: myopathic abnormalities and myalgia