DESIRABLE TRAIT. “The studies performed on hub proteins in protein-protein interaction networks reveal that proteins with intrinsically disordered regions take on roles in which promiscuity is a desired trait.”
http://www.biochemj.org/content/454/3/361?sa=X&ved=0CDkQ9QEwEWoVChMIzdjAo5n2xgIVovRyCh0HSAum