repA This protein is essential for plasmid replication; it is involved in copy control functions. In vitro, binds to the DNA repeat units, BCDD'D'', EFG and HIJ (By similarity). RepFIB replication protein A REP9_ECOLX 325 MDKSSGELVTLTPNNNNTVQPVALMRLGVFVPTLKSLKNSKKNTLSRTDATEELTRLSLARAEGFDKVEITGPRLDMDNDFKTWVGIIHSFARHNVIGDKVELPFVEFAKLCGIPSSQSSRRLRERISPSLKRIAGTVISFSRTDEKHTREYITHLVQSAYYDTERDIVQLQADPRLFELYQFDRKVLLQLKAINALKRRESAQALYTFIESLPRDPAPISLARLRARLNLKSPVFSQNQTVRRAMEQLREIGYLDYTEIQRGRTKFFCIHYRRPRLKAPNDESKENPLQPSPAEKVSPEMAEKLALPEKLGITLDDLEKLFKSR