TABLE 2.

Distribution of substitutions within the QRDR of GyrA

Serovar(s)	No. of isolates			% of isolates with following amino acid substitution:
	Total	WTb	gyrA	Asp72→Gly	Val73→Ile	Asp82→Asn	Ser83→Phe	Ser83→Tyr	Asp87→Asn	Asp87→Tyr	Asp87→Gly	Leu98→Val	Ala119→Ser	Ala131→Gly	Ala139→Ser
All	182	43	139	0.7	0.7	2.9	35.2	22.3	30.2	6.5	2.9	0.7	0.7	0.7	14.4
Typhimuriuma	40	5	35				60.0		34.3	5.7
Montevideo	25	2	23			9.1			90.9
Enteritidis	11	4	7				28.6	14.3	14.3	28.6	14.3
Senftenberg	22	7	15	6.2	6.2		43.8	56.2				6.2			6.2
Newport	17	1	16			6.2		68.8		18.8	6.2			6.2
Dublin	11	9	2				50.0			50.0
Hadar	10		10			10.0		20	70
Otherb	46	16	30				56.7	26.7	6.7	3.3	6.7

^aIncludes serovar Typhimurium isolates DT104 and DT193.

^bOther serovars include S. enterica serovars Livingstone (n = 9), Binza (n = 5), Fisherkietz (n = 5), Indiana (n = 5), Mbandaka (n = 3), Saint Paul (n = 3), Virchow (n = 3), Heidelberg (n = 2), Kedougou (n = 2), Albany (n = 1), Blockley (n = 1), Emek (n = 1), Haardt (n = 1), Haifa (n = 1), Muenchen (n = 1), Reading (n = 1), Stanley (n = 1), and Thompson (n = 1).

^cWT, wild type.