Genopole / beta-lactamase enzyme variants

OXY, OKP, LEN beta-lactamase protein variation Home Page

In order to contribute to harmonization of beta-lactamase enzyme variants of families OXY, OKP and LEN, these tables are made available following the same rules as those used for other beta-lactamase families (Lahey Clinic web site :

We encourage submission of novel variants as early as possible, ideally before publication (e-mail:

1. OXY Beta-lactamase


2. OKP Beta-lactamase


3. LEN Beta-lactamase