Abstract
A mutant of Bacillus cereus 5/B, strain 5/B/6, produces a beta-lactamase II-like enzyme but no beta-lactamase I. Beta-lactamases II and II 5/B/6 appear to show a high degree of homology, but there are significant differences in their enzymic properties.
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Selected References
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- ABRAHAM E. P., NEWTON G. G. A comparison of the action of penicillinase on benzylpenicillin and cephalosporin N and the competitive inhibition of penicillinase by cephalosporin C. Biochem J. 1956 Aug;63(4):628–634. doi: 10.1042/bj0630628. [DOI] [PMC free article] [PubMed] [Google Scholar]
- CROMPTON B., JAGO M., CRAWFORD K., NEWTON G. G., ABRAHAM E. P. Behaviour of some derivatives of 7-aminocephalosporanic acid and 6-aminopenicillanic acidas substrates, inhibitors and inducers of penicillinases. Biochem J. 1962 Apr;83:52–63. doi: 10.1042/bj0830052. [DOI] [PMC free article] [PubMed] [Google Scholar]
- Davies R. B., Abraham E. P. Separation, purification and properties of beta-lactamase I and beta-lactamase II from Bacillus cereus 569/H/9. Biochem J. 1974 Oct;143(1):115–127. doi: 10.1042/bj1430115. [DOI] [PMC free article] [PubMed] [Google Scholar]
- KOGUT M., POLLOCK M. R., TRIDGELL E. J. Purification of penicillin-induced penicillinase of Bacillus cereus NRRL 569: a comparison of its properties with those of a similarly purified penicillinase produced spontaneously by a constitutive mutant strain. Biochem J. 1956 Mar;62(3):391–401. doi: 10.1042/bj0620391. [DOI] [PMC free article] [PubMed] [Google Scholar]
- LOWRY O. H., ROSEBROUGH N. J., FARR A. L., RANDALL R. J. Protein measurement with the Folin phenol reagent. J Biol Chem. 1951 Nov;193(1):265–275. [PubMed] [Google Scholar]
- Lloyd P. H., Peacocke A. R. Sedimentation-equilibrium studies on the heterogeneity of two beta-lactamases. Biochem J. 1970 Jul;118(3):467–474. doi: 10.1042/bj1180467. [DOI] [PMC free article] [PubMed] [Google Scholar]
- POLLOCK M. R. STIMULATING AND INHIBITING ANTIBODIES FOR BACTERIAL PENICILLINASE. Immunology. 1964 Nov;7:707–723. [PMC free article] [PubMed] [Google Scholar]
- SNEATH P. H. Proof of the spontaneity of a mutation to penicillinase production in Bacillus cereus. J Gen Microbiol. 1955 Dec;13(3):561–568. doi: 10.1099/00221287-13-3-561. [DOI] [PubMed] [Google Scholar]