Quantity: 100 µg. Clone: DCS-310. Description: The DNA damage checkpoint is a signal transduction pathway that delays entry into mitosis following DNA damage. When DNA is damaged, Chk1 acts downstream of ATM to elicit appropriate responses such as cell cycle arrest. When activated by ATM, Chk1 phosphorylates serines 123,... Immunogen: This antibody was purified fro... Specificity: This antibody reacts with Chk1 (55 kDa) on Western...  More »