A survey of a functional amino acid of class C beta-lactamase corresponding to Glu166 of class A beta-lactamases
M Nukaga, K Tanimoto, K Tsukamoto, S Imajo, M Ishiguro, T Sawai
FEBS Lett.
332
1-2
DOI: 10.1016/0014-5793(93)80491-c
PMID: 8104827