The present specification discloses TEMs, compositions comprising such TEMs, compositions comprising such TEMs and Clostridial toxins, methods of treating an involuntary movement disorder in an individual using such compositions, use of such TEMs in manufacturing a medicament for treating an involuntary movement disorder, use of such TEMs and Clostridial toxins in manufacturing a medicament for treating an involuntary movement disorder, use of such TEMs in treating an involuntary movement disorder, and use of such TEMs and Clostridial toxins in treating an involuntary movement disorder.