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Table 2 Number of genes encoding antimicrobial efflux pumps in the genomes of rhizobia

From: Genomic basis of broad host range and environmental adaptability of Rhizobium tropici CIAT 899 and Rhizobium sp. PRF 81 which are used in inoculants for common bean (Phaseolus vulgaris L.)

  Number of transporters
Superfamily/Family Rta CIAT899 Rsp PRF81 Re CFN42 Rl 3841 Sm 1021 Ssp NGR234 Mh MAFF Bj USDA110 Ac ORS571 Bcb J2315
MFS c 46 43 31 36 32 24 35 34 21 53
RND c 12 11 8 8 8 10 10 19 10 14
MATE 4 4 3 4 2 2 4 7 4 3
SMR c 2 2 2 2 4 5 2 3 2 2
Total number 64 60 44 50 46 41 51 63 37 72
Number/Mb 9.6 8.4 6.8 6.4 6.8 5.9 6.7 6.9 6.9 9.3
  1. a Rt, R. tropici; Rsp, Rhizobium sp.; Re, R. etli; Rl, R. leguminosaum; Sm, S. meliloti; Ssp, Sinorhizobium sp.; Mh, M. huakuii; Bj, B. japonicum; Ac, A. caulinodans; Bc, Burkholderia cenocepacia.
  2. bBurkholderia cenocepacia J2315 was included as an example of a multiresistant bacteria.
  3. c Only members belonging to antimicrobial extrusion families were counted. For multigene systems, only the inner membrane component was counted.