Paroxysmal Nonkinesigenic Dyskinesia 1, also known as paroxysmal dystonic choreoathetosis, is related to paroxysmal dyskinesia and familial paroxysmal nonkinesigenic dyskinesia, and has symptoms including torticollis, dystonia, paroxysmal and myokymia. An important gene associated with Paroxysmal Nonkinesigenic Dyskinesia 1 is PNKD (PNKD Metallo-Beta-Lactamase Domain Containing). Affiliated tissues include globus pallidus and brain, and related phenotypes are paroxysmal choreoathetosis and dysarthria