TABLE 6.

Amino acid residues of GyrA at position 83 in spontaneous OA-resistant mutants from B. glumae Pg-10

MIC of OA (μg/ml)	Amino acid residue at position 83 of GyrA	No. of isolates
50	Ser	54
	Arg	5
≥100	Ser	24
	Arg	4
	Ile	5