Replication protein A2Replication protein A 32 kDa subunit is a protein that in humans is encoded by the RPA2 gene.InteractionsRPA2 has been shown to interact with: Cyclin O, DNA-PKcs, Ku70, MEN1, RPA3, Replication protein A1, STAT3, TP53BP1 and Uracil-DNA glycosylase.