Agency
National Institute of Health (NIH)
Institute
National Institute of General Medical Sciences (NIGMS)
Type
Research Project (R01)
Project #
5R01GM043496-07
Application #
2182038
Study Section
Molecular and Cellular Biophysics Study Section (BBCA)
Project Start
1989-12-01
Project End
1999-06-30
Budget Start
1996-07-01
Budget End
1997-06-30
Support Year
7
Fiscal Year
1996
Total Cost
Indirect Cost
Name
University of California Riverside
Department
Biochemistry
Type
Schools of Earth Sciences/Natur
DUNS #
City
Riverside
State
CA
Country
United States
Zip Code
92521
Debus, R J; Campbell, K A; Gregor, W et al. (2001) Does histidine 332 of the D1 polypeptide ligate the manganese cluster in photosystem II? An electron spin echo envelope modulation study. Biochemistry 40:3690-9
Debus, R J (2001) Amino acid residues that modulate the properties of tyrosine Y(Z) and the manganese cluster in the water oxidizing complex of photosystem II. Biochim Biophys Acta 1503:164-86
Chu, H A; Debus, R J; Babcock, G T (2001) D1-Asp170 is structurally coupled to the oxygen evolving complex in photosystem II as revealed by light-induced Fourier transform infrared difference spectroscopy. Biochemistry 40:2312-6
Faller, P; Debus, R J; Brettel, K et al. (2001) Rapid formation of the stable tyrosyl radical in photosystem II. Proc Natl Acad Sci U S A 98:14368-73
Debus, R J; Campbell, K A; Pham, D P et al. (2000) Glutamate 189 of the D1 polypeptide modulates the magnetic and redox properties of the manganese cluster and tyrosine Y(Z) in photosystem II. Biochemistry 39:6275-87
Debus, R J; Campbell, K A; Peloquin, J M et al. (2000) Histidine 332 of the D1 polypeptide modulates the magnetic and redox properties of the manganese cluster and tyrosine Y(Z) in photosystem II. Biochemistry 39:470-8
Debus, R J (2000) The polypeptides of photosystem II and their influence on manganotyrosyl-based oxygen evolution. Met Ions Biol Syst 37:657-711
Qian, M; Dao, L; Debus, R J et al. (1999) Impact of mutations within the putative Ca2+-binding lumenal interhelical a-b loop of the photosystem II D1 protein on the kinetics of photoactivation and H2O-oxidation in Synechocystis sp. PCC6803. Biochemistry 38:6070-81
Hays, A M; Vassiliev, I R; Golbeck, J H et al. (1999) Role of D1-His190 in the proton-coupled oxidation of tyrosine YZ in manganese-depleted photosystem II. Biochemistry 38:11851-65
Hundelt, M; Hays, A M; Debus, R J et al. (1998) Oxygenic photosystem II: the mutation D1-D61N in Synechocystis sp. PCC 6803 retards S-state transitions without affecting electron transfer from YZ to P680+. Biochemistry 37:14450-6

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