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. 2005 Jul;49(7):2954–2958. doi: 10.1128/AAC.49.7.2954-2958.2005

TABLE 4.

Amino acid alterations in strains in this study compared with E. faecalis SEF96

Strain MICs (μg/ml), ampicillin/imipenem IC50 (μg/ml), ampicillin/imipenem Alteration at position:
50 369 520 605
SEF96 1/1 0.25/0.25 Tyr Val Pro Tyr
ATCC 29212 1/1 0.25/0.125 Ala
SVR 250 1/0.5 1/0.25 Ile
SVR 251 1/0.5 0.25/0.5 Ile
SVR 34 8/4 4/4 His
SVR 138 8/4 4/4 His
SVR 1110 16/32 8/32 Ser His
SVR 1119 16/32 8/32 Ser His