>1u7b_B mol:protein length:20 SRQGSTQGRLDDFFKVTGSL peptide of Flap endonuclease-1 SRQGSTQGRLDDFFKVTGSL >1u7b_A mol:protein length:261 Proliferating cell nuclear antigen MFEARLVQGSILKKVLEALKDLINEACWDISSSGVNLQSMDSSHVSLVQLTLRSEGFDT YRCDRNLAMGVNLTSMSKILKCAGNEDIITLRAEDNADTLALVFEAPNQEKVSDYEMKL MDLDVEQLGIPEQEYSCVVKMPSGEFARICRDLSHIGDAVVISCAKDGVKFSASGELGN GNIKLSQTSNVDKEEEAVTIEMNEPVQLTFALRYLNFFTKATPLSSTVTLSMSADVPLV VEYKIADMGHLKYYLAPKIEDEEGS >1u7b_B mol:protein length:20 SRQGSTQGRLDDFFKVTGSL peptide of Flap endonuclease-1 SRQGSTQGRLDDFFKVTGSL