Paddock ML - Search Results

1

EPR and ENDOR Investigation of Rhodosemiquinone in Bacterial Reaction Centers Formed by B-Branch Electron Transfer.

Paddock ML, Flores M, Isaacson R, Shepherd JN, Okamura MY. Paddock ML, et al. Appl Magn Reson. 2010 Jan 1;37(1-4):39. doi: 10.1007/s00723-009-0042-2. Appl Magn Reson. 2010. PMID: 20157643 Free PMC article.

2

Proton transfer pathways and mechanism in bacterial reaction centers.

Paddock ML, Feher G, Okamura MY. Paddock ML, et al. FEBS Lett. 2003 Nov 27;555(1):45-50. doi: 10.1016/s0014-5793(03)01149-9. FEBS Lett. 2003. PMID: 14630317 Free article. Review.

3

Trapped conformational states of semiquinone (D+*QB-*) formed by B-branch electron transfer at low temperature in Rhodobacter sphaeroides reaction centers.

Paddock ML, Flores M, Isaacson R, Chang C, Abresch EC, Selvaduray P, Okamura MY. Paddock ML, et al. Biochemistry. 2006 Nov 28;45(47):14032-42. doi: 10.1021/bi060854h. Biochemistry. 2006. PMID: 17115698 Free PMC article.

4

ENDOR spectroscopy reveals light induced movement of the H-bond from Ser-L223 upon forming the semiquinone (Q(B)(-)(*)) in reaction centers from Rhodobacter sphaeroides.

Paddock ML, Flores M, Isaacson R, Chang C, Abresch EC, Okamura MY. Paddock ML, et al. Biochemistry. 2007 Jul 17;46(28):8234-43. doi: 10.1021/bi7005256. Epub 2007 Jun 23. Biochemistry. 2007. PMID: 17590017 Free PMC article.

5

Light induced EPR spectra of reaction centers from Rhodobacter sphaeroides at 80K: Evidence for reduction of Q(B) by B-branch electron transfer in native reaction centers.

Paddock ML, Isaacson RA, Abresch EC, Okamura MY. Paddock ML, et al. Appl Magn Reson. 2007;31(1-2):29-43. doi: 10.1007/BF03166246. Appl Magn Reson. 2007. PMID: 18163156 Free PMC article.

6

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: paddock ml. Biochemistry. 2003 Dec 16;42(49):14492-500. doi: 10.1021/bi035603c. Biochemistry. 2003. PMID: 14661961

7

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: paddock ml. Structure. 2004 Apr;12(4):703-15. doi: 10.1016/j.str.2004.03.001. Structure. 2004. PMID: 15062092 Free article.

8

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: paddock ml. Biochemistry. 2008 Dec 16;47(50):13318-25. doi: 10.1021/bi801675a. Biochemistry. 2008. PMID: 19053264 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: paddock ml. Biochemistry. 2009 Dec 8;48(48):11390-8. doi: 10.1021/bi901332t. Biochemistry. 2009. PMID: 19877711 Free PMC article.

10

Pathway of proton transfer in bacterial reaction centers: replacement of serine-L223 by alanine inhibits electron and proton transfers associated with reduction of quinone to dihydroquinone.

Paddock ML, McPherson PH, Feher G, Okamura MY. Paddock ML, et al. Proc Natl Acad Sci U S A. 1990 Sep;87(17):6803-7. doi: 10.1073/pnas.87.17.6803. Proc Natl Acad Sci U S A. 1990. PMID: 2168561 Free PMC article.

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