>LEN48000.1|LEN-48| class A LEN-48 beta-lactamase MRYVRLCVISLLATLPLAVYAGPQPLEQIKQSESQLSGRVGMVEMDLASGRTLAAWRADERFPMVSTFKV LLCGAVLARVDAGVEQLDRRIHYRQQDLVDYSPVSEKHLTDGMTVGELCAAAITMSDNSAGNLLLATVGG PAGLTAFLRQIGDNVTRLDRWETALNEALPGDARDTTTPASMAATLRKLLTAQHLSARSQQQLLQWMVDD RVAGPLIRAVLPAGWFIADKTGAGERGARGIVALLGPDGKAERIVVIYLRDTPASMAERNQHIAGIGAAL IEHWQR