Zellweger Spectrum Disorder, also known as peroxisome biogenesis disorders, zellweger syndrome spectrum, is related to d-bifunctional protein deficiency and heimler syndrome 1, and has symptoms including seizures An important gene associated with Zellweger Spectrum Disorder is PEX6 (Peroxisomal Biogenesis Factor 6), and among its related pathways/superpathways are Peroxisomal lipid metabolism and Protein ubiquitination. The drugs Cholic Acids and Gastrointestinal Agents have been mentioned in the context of this disorder. Affiliated tissues include spinal cord and liver, and related phenotype is mortality/aging.