- Phosphorylation events modulate the ability of interferon consensus sequence binding protein to interact with interferon regulatory factors and to bind DNA. Sharf, R., Meraro, D., Azriel, A., Thornton, A.M., Ozato, K., Petricoin, E.F., Larner, A.C., Schaper, F., Hauser, H., Levi, B.Z. J. Biol. Chem. (1997)