>gi|43813|emb|CAA28198.1|LEN-1| class A beta-lactamase LEN-1 MRYVRLCVISLLATLPLVVYAGPQPLEQIKQSESQLSGRVGMVEMDLANGRTLAAWRADERFPMVSTFKV LLCGAVLARVDAGLEQLDRRIHYRQQDLVDYSPVSEKHLVDGMTIGELCAAAITLSDNSAGNLLLATVGG PAGLTAFLRQIGDNVTRLDRWETALNEALPGDARDTTTPASMAATLRKLLTAQHLSARSQQQLLQWMVDD RVAGPLIRAVLPPGWFIADKTGAGERGARGIVALLGPDGKPERIVVIYLRDTPASMAERNQHIAGIGQR