Neuronopathy, Distal Hereditary Motor, Autosomal Dominant 12, also known as dhmn vb, is related to distal hereditary motor neuronopathy type 5b and spastic paraplegia 17, autosomal dominant. An important gene associated with Neuronopathy, Distal Hereditary Motor, Autosomal Dominant 12 is REEP1 (Receptor Accessory Protein 1). Affiliated tissues include spinal cord.