This plasmid is a member of the pBBR1MCS plasmid family but differs based on marker selection: pBBR1MCS is cm, and pB-BR1MCS-4 is amp Kovach et al., 1995.
Es miembro de la familia del plásmido pBBR1MCS; la diferencia está en el gen de resistencia: pBBR1MCS es cm, mientras pBBR1MCS-4 es amp Kovach et al., 1995.