>AYW19907.1|LEN-51| class A beta-lactamase LEN-51 MRYVRLCVISLLATLPLVVYAGPQPLEQIKQSESQLSGRVGMVEMDLASGRTLAAWRADERFPMVSTFKV LLCGAVLARVDAGLEQLDRRIHYRQQDLVDYSPVSEKHLVDGMTIGELCAAAITLSDNSAGNLLLATVGG PAGLTAFLRQIGDNVTRLDRWETALNEALPGDARDTTTPASMAATLRKLLTAQHLSARSQQQLLQWMVDD RVAGPLIRAVLPPGWFIADKTGAGERGARGIVALLGPDGKPERIVVLYLRDTPASMAERNQHIAGIGAAL IEHWQR