Below is an instruction from Human. Write a response.
    ### Instruction:
    What causes Denys-Drash syndrome ?
    ### Response:
    What causes Denys-Drash syndrome? Denys-Drash syndrome is caused by mutations in the WT1 gene. This gene provides instructions for making a protein (the WT1 protein) that regulates the activity of other genes by attaching (binding) to specific regions of DNA.
    