When the polymerase delta:PCNA complex reaches a downstream Okazaki fragment, strand displacement synthesis occurs. The primer containing 5'-terminus of the downstream Okazaki fragment is folded into a single-stranded flap.
Maga, G, Spadari, S, Locatelli, GA, Hubscher, U, Stucki, M, Villani, G, Tillement, V
Seo, YS, Bae, SH, Bae, KH, Kim, JA
Podust, VN, Müller, F, Podust, LM, Hubscher, U
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