- Binding mode of the 4-anilinoquinazoline class of protein kinase inhibitor: X-ray crystallographic studies of 4-anilinoquinazolines bound to cyclin-dependent kinase 2 and p38 kinase. Shewchuk, L., Hassell, A., Wisely, B., Rocque, W., Holmes, W., Veal, J., Kuyper, L.F. J. Med. Chem. (2000)