TABLE 1.

E. faecalis strains used in this study

StrainGenotypePhenotypeReference or source
OG1SPgelE+ sprE+ fsrA+ fsrB+ fsrC+GBAP and gelatinase positive11
OU510gelE+ sprE+ fsrA+ fsrB (amber mutation at the position corresponding to Leu-65) fsrC+GBAP and gelatinase negative; sensitive to GBAPUrine isolate (Okayama University Hospital)
OU598fsrA fsrB fsrC (23.9-kb deletion involving the fsr gene cluster) gelE+ sprE+GBAP and gelatinase negative; insensitive to GBAP12