| Hujer, Andrea M; Hujer, Kristine M; Helfand, Marion S et al. (2002) Amino acid substitutions at Ambler position Gly238 in the SHV-1 beta-lactamase: exploring sequence requirements for resistance to penicillins and cephalosporins. Antimicrob Agents Chemother 46:3971-7 |
| Hujer, A M; Hujer, K M; Bonomo, R A (2001) Mutagenesis of amino acid residues in the SHV-1 beta-lactamase: the premier role of Gly238Ser in penicillin and cephalosporin resistance. Biochim Biophys Acta 1547:37-50 |
| Bonomo, R A; Knox, J R; Rudin, S D et al. (1997) Construction and characterization of an OHIO-1 beta-lactamase bearing Met69Ile and Gly238Ser mutations. Antimicrob Agents Chemother 41:1940-3 |
| Bonomo, R A; Rudin, S D; Shlaes, D M (1997) OHIO-1 beta-lactamase mutants: Asp179Gly mutation confers resistance to ceftazidime. FEMS Microbiol Lett 152:275-8 |
