A Conserved Proliferating Cell Nuclear Antigen-interacting Protein Sequence in Chk1 Is Required for Checkpoint Function

Jennifer Scorah, Meng-Qiu Dong, John R. Yates, Mary Scott, David Gillespie and Clare H. McGowan

The Journal of Biological Chemistry 283 ( 25 ): 17250 - 17259 , 2008