TABLE 2.
Strain no. (designation) | Gmr plasmid designation | Conjugative transfer (Tra)a | Hybridization with Gmr and IS256 probe (HindIII digestion)
|
Structure of the element carrying the Gmr marker (Fig. 1) | |||
---|---|---|---|---|---|---|---|
Plasmid DNA
|
Cellular DNA
|
||||||
Gmr | IS256 | Gmr | IS256 | ||||
1 (D362) | pIP655 | Tra+ | + | + | + | + | Tn4001-truncated I |
2 (D367) | pIP687 | Tra+ | + | + | + | + | Tn4001-truncated I |
3 (D366) | pIP683 | Tra+ | + | + | + | + | Tn4001-truncated I |
4 (8942) | pIP1722 | Tra+ | + | + | + | + | Tn4001-truncated I |
5 (8943) | pIP1723 | Tra− | + | + | + | + | Tn4001-truncated I |
7 (9636) | pIP1730 | Tra+ | + | + | + | + | Tn4001-truncated I |
8 (10028) | pIP1731 | Tra+ | + | + | + | + | Tn4001-truncated I |
9 (10029) | pIP1732 | Tra+ | + | + | + | + | Tn4001-truncated I |
10 (10035) | pIP1733 | Tra− | + | + | + | + | Tn4001-truncated I |
13 (10586)b | pIP1734 | Tra+ | + | + | + | + | Tn4001-truncated I |
18 (9850) | pIP1725 | Tra− | + | + | + | + | Tn4001-truncated II |
19 (9851) | pIP1726 | Tra+ | + | + | + | + | Tn4001-truncated II |
20 (9852) | pIP1727 | Tra+ | + | + | + | + | Tn4001-truncated II |
21 (9853) | pIP1728 | Tra+ | + | + | + | + | Tn4001-truncated II |
22 (9854) | pIP1729 | Tra+ | + | + | + | + | Tn4001-truncated II |
6 (D396) | pIP1724 | Tra+ | + | − | + | − | Tn4001-truncated III |
14 (10619) | pIP1735 | Tra+ | + | − | + | − | Tn4001-truncated III |
15 (10629) | pIP1736 | Tra+ | + | − | + | − | Tn4001-truncated III |
16 (10630) | pIP1737 | Tra+ | + | − | + | − | Tn4001-truncated III |
23 (10703) | pIP1738 | Tra+ | + | − | + | − | Tn4001-truncated III |
11 (10642) | NAc | Tra− | − | − | + | + | Tn4001-like α |
12 (10628) | NA | Tra− | − | − | + | + | Tn4001-like α |
17 (10282) | NA | Tra− | − | − | + | + | Tn4001-like α |
24 (10907) | NA | Tra− | − | − | + | + | Tn4001-like α |
Tra+, conjugative transfer; Tra−, nonconjugative transfer.
Strain 13 carried the Gmr marker both on pIP1734 and on a nonconjugative chromosomal Tn4001-like α structure.
NA, not applicable.