Okamura MY - Search Results

1

Proton and electron transfer to the secondary quinone (QB) in bacterial reaction centers: the effect of changing the electrostatics in the vicinity of QB by interchanging asp and glu at the L212 and L213 sites.

Paddock ML, Feher G, Okamura MY. Paddock ML, et al. Among authors: okamura my. Biochemistry. 1997 Nov 18;36(46):14238-49. doi: 10.1021/bi971192m. Biochemistry. 1997. PMID: 9369497

2

Interactions between cytochrome c2 and photosynthetic reaction center from Rhodobacter sphaeroides: changes in binding affinity and electron transfer rate due to mutation of interfacial hydrophobic residues are strongly correlated.

Gong XM, Paddock ML, Okamura MY. Gong XM, et al. Among authors: okamura my. Biochemistry. 2003 Dec 16;42(49):14492-500. doi: 10.1021/bi035603c. Biochemistry. 2003. PMID: 14661961

3

X-Ray structure determination of three mutants of the bacterial photosynthetic reaction centers from Rb. sphaeroides; altered proton transfer pathways.

Xu Q, Axelrod HL, Abresch EC, Paddock ML, Okamura MY, Feher G. Xu Q, et al. Among authors: okamura my. Structure. 2004 Apr;12(4):703-15. doi: 10.1016/j.str.2004.03.001. Structure. 2004. PMID: 15062092 Free article.

4

Identification of a novel protonation pattern for carboxylic acids upon Q(B) photoreduction in Rhodobacter sphaeroides reaction center mutants at Asp-L213 and Glu-L212 sites.

Nabedryk E, Breton J, Okamura MY, Paddock ML. Nabedryk E, et al. Among authors: okamura my. Biochemistry. 2004 Jun 15;43(23):7236-43. doi: 10.1021/bi049342y. Biochemistry. 2004. PMID: 15182169

5

An isotope-edited FTIR investigation of the role of Ser-L223 in binding quinone (QB) and semiquinone (QB-) in the reaction center from Rhodobacter sphaeroides.

Nabedryk E, Paddock ML, Okamura MY, Breton J. Nabedryk E, et al. Among authors: okamura my. Biochemistry. 2005 Nov 8;44(44):14519-27. doi: 10.1021/bi051328d. Biochemistry. 2005. PMID: 16262252

6

Monitoring the pH dependence of IR carboxylic acid signals upon Q(B)- formation in the Glu-L212 --> Asp/Asp-L213 --> Glu swap mutant reaction center from Rhodobacter sphaeroides.

Nabedryk E, Paddock ML, Okamura MY, Breton J. Nabedryk E, et al. Among authors: okamura my. Biochemistry. 2007 Feb 6;46(5):1176-82. doi: 10.1021/bi0619627. Biochemistry. 2007. PMID: 17260947

7

Interaction between cytochrome c2 and the photosynthetic reaction center from Rhodobacter sphaeroides: role of interprotein hydrogen bonds in binding and electron transfer.

Abresch EC, Paddock ML, Villalobos M, Chang C, Okamura MY. Abresch EC, et al. Among authors: okamura my. Biochemistry. 2008 Dec 16;47(50):13318-25. doi: 10.1021/bi801675a. Biochemistry. 2008. PMID: 19053264 Free PMC article.

8

Identification of FTIR bands due to internal water molecules around the quinone binding sites in the reaction center from Rhodobacter sphaeroides.

Iwata T, Paddock ML, Okamura MY, Kandori H. Iwata T, et al. Among authors: okamura my. Biochemistry. 2009 Feb 17;48(6):1220-9. doi: 10.1021/bi801990s. Biochemistry. 2009. PMID: 19161296 Free PMC article.

9

Electron transfer from cytochrome c(2) to the reaction center: a transition state model for ionic strength effects due to neutral mutations.

Abresch EC, Gong XM, Paddock ML, Okamura MY. Abresch EC, et al. Among authors: okamura my. Biochemistry. 2009 Dec 8;48(48):11390-8. doi: 10.1021/bi901332t. Biochemistry. 2009. PMID: 19877711 Free PMC article.

10

Proton transfer in reaction centers from photosynthetic bacteria.

Okamura MY, Feher G. Okamura MY, et al. Annu Rev Biochem. 1992;61:861-96. doi: 10.1146/annurev.bi.61.070192.004241. Annu Rev Biochem. 1992. PMID: 1323240 Review.

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