si_0420 Plasmid_replication Plasmid replication protein RepA si_0420 Plasmid_replication Plasmid replication protein RepB si_0420 Plasmid_replication Plasmid replication protein RepC si_0420 Plasmid_replication Chromosome (plasmid) partitioning protein ParA si_0420 Plasmid_replication Chromosome (plasmid) partitioning protein ParB