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. 2002 Nov;46(11):3370–3380. doi: 10.1128/AAC.46.11.3370-3380.2002

TABLE 6.

Inhibitory effects of garenoxacin and ciprofloxacin on wild-type and mutant (grlA) topoisomerase IV and wild-type gyrase

Enzyme Subunits
IC50
GrlA GrlB GyrA GyrB Garenoxacin Ciprofloxacin
Topoisomerase IV Wild type Wild type 1.25-2.5 2.5-5.0
Topoisomerase IV Phe80 Wild type 125-250 250
Gyrase Wild type Wild type 1.25 10