- The mutation Ser511Asn leads to N-glycosylation and increases the cleavage of high molecular weight kininogen in rats genetically susceptible to inflammation. Isordia-Salas, I., Pixley, R.A., Parekh, H., Kunapuli, S.P., Li, F., Stadnicki, A., Lin, Y., Sartor, R.B., Colman, R.W. Blood (2003)