Enterobacter aerogenes strain C2653 insertion sequence IS6100 transposase (tnp) gene, partial cds; erythromycin resistance repressor (mphR), hypothetical protein (mrx), and macrolide 2'-phosphotransferase I (mph(A)) genes, complete cds; insertion sequence IS26 transposase A (tnpA) gene, complete cds; and fluoroquinolone acetylating aminoglycoside-(6)-N-acetyltransferase (aac(6')-Ib-cr) gene, partial cds