Peroxisome Biogenesis Disorder 2a, also known as pbd2a, is related to peroxisome biogenesis disorder 1a and peroxisome biogenesis disorder 1b. An important gene associated with Peroxisome Biogenesis Disorder 2a is PEX5 (Peroxisomal Biogenesis Factor 5). Affiliated tissues include liver and eye, and related phenotypes are intellectual disability and seizure