In this model , a subunit does not automatically change conformation upon ligand binding ( as in the KNF model ) .
In this model , a subunit does not automatically do all subunits in a complex change conformations together ( as in the MWC model ) .
In this model , a subunit does not automatically change conformation upon ligand binding ( as in the KNF model ) , nor do all subunits in a complex change conformations together ( as in the MWC model ) .