Autosomal Dominant Progressive External Ophthalmoplegia, also known as adpeo, is related to progressive external ophthalmoplegia with mitochondrial dna deletions, autosomal dominant 1 and progressive external ophthalmoplegia with mitochondrial dna deletions, autosomal dominant 4. An important gene associated with Autosomal Dominant Progressive External Ophthalmoplegia is RRM2B (Ribonucleotide Reductase Regulatory TP53 Inducible Subunit M2B), and among its related pathways/superpathways is Nucleotide metabolism. Affiliated tissues include eye and skeletal muscle, and related phenotypes are ptosis and external ophthalmoplegia