>|Proliferating cell nuclear antigen (C-terminal His-tagged)(PCNA or POL30) MLEGKFEEAALLKKVVEAIKDCVKKCNFNCSEHGITVQAVDDSRVLLVSLLIGQTSFSEY RCDRDVTLGIDLESFSKIIKSANNEDFLTLLAEDSPDQIMAILEEKQKEKISEYSLKLMD IDSEFLQIDDMEYDAVVNMPSSDFAKLVRDLKNLSESLRVVVTKDSVKFTSEGDSGSGSV ILKPYTNLKNERESVTISLDDPVDLTFGLKYLNDIVKAATLSDVITIKLADKTPALFEFK MQSGGYLRFYLAPKFDDDELEHHHHHH