Skip to main content
. 2002 Feb;184(4):1121–1131. doi: 10.1128/jb.184.4.1121-1131.2002

TABLE 6.

Opine induction of conjugal transfer is mediate only through the cognate traR gene of pAtK84b

Plasmid Mutant traR Frequency of transfer following growth witha:
Glucose Nopaline Agrocinopines A and B Mannopine
pAtK84b None <10−8 2 × 10−3 3 × 10−3 <10−8
pPONocd Noneb <10−8 <10−8 2 × 10−3 <10−8
pPONtraRnoc traRnoc <10−8 <10−8 3 × 10−3 <10−8
pPONtraRacc traRacc <10−8 3 × 10−3 <10−8 <10−8
pPONtraRnoctraRacc traRnoc, traRacc <10−8 <10−8 <10−8 <10−8
a

Donors were grown in ATN with glucose or glucose and the indicated opine. Conjugation frequencies are expressed as transconjugants recovered per input donor.

b

The mutation in ocd is polar on traRnoc; see text for details.