Nuclear magnetic resonance study of the conformation and dynamics of β-casein at the oil/water interface in emulsions

Biophysical Journal

Volumn 70, Issue 5, 1996, Pages 2396-2402

  Ter Beek, Leon C ^a,b   Ketelaars, Martijn ^a   McCain, Douglas C ^a,c   Smulders, Pauline E A ^a   Walstra, Pieter ^a   Hemminga, Marcus A ^a  

^a WAGENINGEN UNIVERSITY   (Netherlands)

^b UNIVERSITY COLLEGE DUBLIN   (Ireland)

^c The University of Southern Mississippi   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BETA CASEIN; WATER OIL CREAM;

ARTICLE; CARBON NUCLEAR MAGNETIC RESONANCE; MATHEMATICAL ANALYSIS; MOLECULAR DYNAMICS; PHOSPHORUS NUCLEAR MAGNETIC RESONANCE; PROTEIN ANALYSIS; PROTEIN CONFORMATION; STRUCTURE ANALYSIS; THEORY;

ADSORPTION; ALKANES; ANIMALS; CARBON ISOTOPES; CASEINS; CATTLE; EMULSIONS; MAGNETIC RESONANCE SPECTROSCOPY; OILS; PHOSPHORUS; PHOSPHOSERINE; PROTEIN CONFORMATION; WATER;

EID: 0029880337     PISSN: 00063495     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0006-3495(96)79807-7     Document Type: Article

References (20)

1. Abragam, A. 1961. Principles of Nuclear Magnetism. Oxford University Press, London.
2. Andrews, A. L., D. Atkinson, M. T. A. Evans, E. G. Finger, J. P. Green, M. C. Phillips, and R. N. Robertson. 1979. The conformation and aggregation of bovine β-casein A. I. Molecular aspects of thermal aggregation. Biopolymers. 18:1105-1121.
3. Dickinson, E. 1994. Protein-stabilized emulsions. J. Food Eng. 22:59-74.
4. Dickinson, E., D. S. Horne, J. S. Philipps, and R. M. Richardson. 1993. A neutron reflectivity study of the adsorption of β-casein at fluid interfaces. Langmuir. 9:242-248.
5. Gorenstein, D. G. 1984. Phosphorus NMR: Principles and Applications. Academic Press, Orlando, FL.
6. Graham, D. E., and M. C. Phillips. 1979. Proteins at liquid interfaces. II. Adsorption isotherms. J. Colloid Interface Sci. 70:415-426.
7. Griffin, M. C. A., and G. C. K. Roberts. 1985. A proton NMR study of casein micelles. Biochem. J. 228:273-276.
8. Humphrey, R. S., and K. W. Jolley. 1982. Phosphorus NMR studies of bovine β-casein. Biochim. Biophys. Acta. 708:294-299.
9. Lipari, G., and A. Szabo. 1982a. Model-free approach to the interpretation of nuclear magnetic resonance relaxation in macromolecules. 1. Theory and range of validity. J. Am. Chem. Soc. 104:4546-4559.
10. Lipari, G., and A. Szabo. 1982b. Model-free approach to the interpretation of nuclear magnetic resonance relaxation in macromolecules. 2. Analysis of experimental results. J. Am. Chem. Soc. 104:4559-4570.
11. 31P nuclear spin relaxation. In Phosphorus NMR in Biology. C. T. Burt, editor. CRC Press, Boca Raton, FL. 25-61.
12. 13C NMR. J. Am. Chem. Soc. 108:4259-4264.
13. 13C chemical shielding anisotropy in some organic solids. Chem. Phys. Lett. 15:373-376.
14. 1H-NMR study of bovine casein micelles: influence of pH, temperature and calcium ions on micellar structure. J. Dairy Res. 56:417-425.
15. Swaisgood, H. E. 1992. Chemistry of caseins. In Advanced Dairy Chemistry, Vol. 1, Proteins. P. F. Fox, editor. Elsevier Applied Science. London. 63-100.
16. Wagner, G. 1993. NMR relaxation and protein mobility. Curr. Opin. Struct. Biol. 3:748-754.
17. Walstra, P. 1990. On the stability of casein micelles. J. Dairy Sci. 73: 1965-1979.
18. Walstra, P., and A L. De Roos. 1993. Proteins at air-water and oil-water interfaces: static and dynamic aspects. Food Rev. Int. 9:503-525.
19. 13C chemical-shift data. J. Biomol. NMR 4:171-180.
20. Wüthrich, K. 1976. NMR in Biological Research: Peptides and Proteins North-Holland, Amsterdam, The Netherlands.