TABLE 1

IR SHV enzymes identified in clinical isolatesa

Amino acidβ-Lactamase(s)
Met69IleSHV-49, SHV-52, SHV-92
Ser130GlySHV-10
Lys234ArgSHV-56, SHV-72, SHV-73, SHV-84
Asn276AspSHV-129
  • a Adapted from reference 3.