Purity > 90% as determined by SDS-PAGE. MW: 30.9kDa. Full Length: 1-258aa. N-terminal 6xHis-tagged. Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast). This protein is an auxiliary protein of DNA polymerase delta and is involved in the control of eukaryotic DNA replication by increasing the polymerase's processibility during elongation of the leading strand. Involved in DNA repair.