add enzyme buttons

app.py

@@ -27,11 +27,11 @@ if selected_model == 'Cas9':
     if st.button('SPCas9_HF1'):
         # Placeholder for action when SPCas9_HF1 is clicked
         pass
-elif model_name == 'Cas12':
+elif selected_model == 'Cas12':
         # Placeholder for Cas12 model loading
         # TODO: Implement Cas12 model loading logic
         raise NotImplementedError("Cas12 model loading not implemented yet.")
-elif model_name == 'Cas13d':
+elif selected_model == 'Cas13d':
         # Assuming tiger module is for Cas13
         tiger.load_model()  # Assuming there's a load_model function in tiger.py
 else: