Ka. Farrow et al., The macrolide-lincosamide-streptogramin B resistance determinant from Clostridium difficile 630 contains two erm(B) genes, ANTIM AG CH, 44(2), 2000, pp. 411-413
The ErmB macrolide-lincosamide-streptogramin B (MLS) resistance determinant
from Clostridium difficile 630 contains two copies of an erm(B) gene, sepa
rated by a 1.34-kb direct repeat also found in an Erm(B) determinant from C
lostridium perfringens. In addition, both erm(B) genes are flanked by varia
nts of the direct repeat sequence. This genetic arrangement is novel for an
ErmB MLS resistance determinant.