TABLE 5.

Conjugal transfer rates of the sul1, sul2, and sul3 genes from the 12 bacterial host isolates carrying the three known sul genes into either an E. coli K-12 CV601 or P. putida UWC1 recipient

Donor isolateaTransfer rates of indicated sul genes for recipients E. coli and P. putidac:
sul1sul2sul3
E. coliP. putidaE.coliP. putidaE. coliP. putida
Pseudomonas sp. DY9-2 (C711)4.3 × 10−47.3 × 10−3NDNDNDND
P. frigidicola (C712)NDNDNDNDNDND
P. ikaiteb (C713)6.5 × 10−51.9 × 10−3NDNDNDND
A. lwoffi (C15)2.6 × 10−47.5 × 10−37.2 × 10−52.5 × 10−3NDND
P. ikaite (C20)NDNDNDNDNDND
A. calcoaceticus (C35)9.5 × 10−41.1 × 10−37.5 × 10−41.9 × 10−3NDND
A. lwoffi (C37)NDNDNDNDNDND
A. rhizosphaera (C44)9.0 × 10−42.4 × 10−22.5 × 10−47.1 × 10−2NDND
A. lwoffi (C141)4.2 × 10−43.4 × 10−34.2 × 10−43.4 × 10−3NDND
B. psychrodurans (C328)NDNDNDNDNDND
A. baumannii (C442)3.5 × 10−41.7 × 10−3NDNDNDND
  • a Isolate A. calcoaceticus (C36) failed to grow when tested for transfer.

  • b This isolate carried an intI2 gene.

  • c Number of transconjugants per donor. ND, not detected.