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Involvement of Sulfhydryl Groups in the -galactosidase of Streptococcus Lactis

Overview
Journal J Bacteriol
Publisher American Society for Microbiology
Specialty Microbiology
Date 1971 Oct 1
PMID 5001210
Citations 4
Authors
G A McFeters
W E Sandine
P R Elliker
Affiliations
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Abstract

Sulfhydryl oxidants and stabilizers caused changes demonstrating the sulfhydryl content of beta-galactosidase for Streptococcus lactis 7962. Ammonium sulfate (0.85 m) rendered the enzyme insensitive to the oxidants. Titrations revealed 11.5 moles of sulfhydryl per mole of enzyme.

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PMID: 5057373 PMC: 380546. DOI: 10.1128/am.24.1.51-57.1972.

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References
1.
McFeters G, Sandine W, Elliker P . Purification and properties of Streptococcus lactis beta-galactosidase. J Bacteriol. 1967; 93(3):914-9. PMC: 276535. DOI: 10.1128/jb.93.3.914-919.1967. View
2.
Hengstenberg W, Egan J, Morse M . Carbohydrate transport in Staphylococcus aureus. V. The accumulation of phosphorylated carbohydrate derivatives, and evidence for a new enzyme-splitting lactose phosphate. Proc Natl Acad Sci U S A. 1967; 58(1):274-9. PMC: 335629. DOI: 10.1073/pnas.58.1.274. View
3.
McFeters G, Sandine W, Becker R, Elliker P . Some factors affecting association-dissociation of beta-galactosidase from Streptococcus lactis 7962. Can J Microbiol. 1969; 15(1):105-10. DOI: 10.1139/m69-016. View
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Erickson R, Steers Jr E . Comparative study of isoenzyme formation of bacterial beta-galactosidase. J Bacteriol. 1970; 102(1):79-84. PMC: 284972. DOI: 10.1128/jb.102.1.79-84.1970. View
5.
McKay L, Miller 3rd A, Sandine W, Elliker P . Mechanisms of lactose utilization by lactic acid streptococci: enzymatic and genetic analyses. J Bacteriol. 1970; 102(3):804-9. PMC: 247630. DOI: 10.1128/jb.102.3.804-809.1970. View