Quantity: 100 µg. Clone: Mar-19. Description: Centromere protein A (CENP-A) is a 17-19 kDa centromere-specific histone variant that is 62% identical to the carboxy-terminal domain of histone H3. In the presence of DNA CENP-A forms an octameric complex with histones H4, H2A, and H2B. CENP-A defines active centromere regi... Immunogen: This antibody was purified fro... Specificity: This antibody reacts with human CENP-A (17kDa).  More »