This domain represents the N-terminal DNA-binding domain found in the PriA protein. The 3'BD, which has been shown to bind the 3' end of the leading-strand arm of replication fork structures.

1: Structural mechanisms of PriA-mediated DNA replication restart. Bhattacharyya B, George NP, Thurmes TM, Zhou R, Jani N, Wessel SR, Sandler SJ, Ha T, Keck JL; Proc Natl Acad Sci U S A. 2014;111:1373-1378. PMID:24379377

2: Structural basis of the 3'-end recognition of a leading strand in stalled replication forks by PriA. Sasaki K, Ose T, Okamoto N, Maenaka K, Tanaka T, Masai H, Saito M, Shirai T, Kohda D; EMBO J. 2007;26:2584-2593. PMID:17464287