Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the genetic changes related to CAV3-related distal myopathy ?
    ### Response:
    CAV3-related distal myopathy is part of a group of conditions called caveolinopathies, which are muscle disorders caused by mutations in the CAV3 gene. The CAV3 gene provides instructions for making a protein called caveolin-3, which is found in the membrane surrounding muscle cells.
    