Professor Kehinde Okonjo
Professor of Biophysical Chemistry
Kinetics and equilibrium of the reaction of protein sulphydryl groups with Ellman's reagent, 5,5'-dithiobis(2-nitrobenzoate).
Awards & Honours
Federal Government of Nigeria Scholarship, 1964-1967 for first degree.
Studentship of the National Institutes of Health (U.S.A.), 1970 – 1972, from a grant awarded to my PhD supervisor, Professor John G. Beetlestone.
Fellowship of the Alexander von Humboldt Foundation, Bonn, Germany, for postdoctoral studies at the Max Planck Institute for Biophysical Chemistry, Goettingen, 1973 – 1975.
Fellowship of the Alexander von Humboldt Foundation, Bonn, Germany, for research at the Max Planck Institute for Physiological Chemistry, Dortmund, 1989-1990.
Fellowship of the Max Planck Society, Germany, for research at the Max Planck Institute for Physiological Chemistry, Dortmund, 1990 -1991.
Winner of the Royal Society of Chemistry Grant for International Authors (1998) in recognition of my publications in The Journal of the Chemical Society(Faraday Transactions), an international journal of physical chemistry.
Physical Chemistry and Physical Biochemistry courses at the undergraduate and postgraduate levels.
Current Postgraduate Supervision
Abiola Edobor-Osor, Dept. of Chemistry: MSc
Selected Publications (17)
9. Reversible reaction of 5,5V-dithiobis(2-nitrobenzoate) with the hemoglobins of the domestic cat: Acetylation of NH3 terminal group of the h chain transforms the complex pH dependence of the forward apparent second order rate constant to a simple form[ Download 219.13 kB ]
10. Reversible reaction of 5,5′-dithiobis(2-nitrobenzoate) with the CysF9β sulfhydryl groups of the hemoglobins of the domestic cat: Variation of the equilibrium and reverse rate constants with pH[ Download 186.86 kB ]
12. Transition of hemoglobin between two tertiary conformations: Determination of equilibrium and thermodynamic parameters from the reaction of 5,5′-dithiobis(2-nitrobenzoate) with the CysF9β sulfhydryl group[ Download 510.96 kB ]