pMC9 lacIq F- delta(argF-lac)169 proC::Tn5 supE supF metB trpR hsdR hsdM+ mcrA rpsL fhuA21 lambda-
pMC9 is distributed in Y1088 as ATCC 37195
Y1089 as ATCC 37196
and Y1090 as ATCC 37197
A host for amplification of lambdagt11 libraries. pMC9 confers ampR, tetR and lacI+.