>4RJF_1|Chains A, C, E|Proliferating cell nuclear antigen|Homo sapiens (9606) MFEARLVQGSILKKVLEALKDLINEACWDISSSGVNLQSMDSSHVSLVQLTLRSEGFDTYRCDRNLAMGVNLTSMSKILKCAGNEDIITLRAEDNADTLALVFEAPNQEKVSDYEMKLMDLDVEQLGIPEQEYSCVVKMPSGEFARICRDLSHIGDAVVISCAKDGVKFSASGELGNGNIKLSQTSNVDKEEEAVTIEMNEPVQLTFALRYLNFFTKATPLSSTVTLSMSADVPLVVEYKIADMGHLKYYLAPKIEDEEGS >4RJF_2|Chains B, D, F|Cyclin-dependent kinase inhibitor 1|Homo sapiens (9606) GRKRRQTSMTDFFHSKRRLIFS