O'Malley PJ - Search Results

1

Nuclear hyperfine and quadrupole tensor characterization of the nitrogen hydrogen bond donors to the semiquinone of the QB site in bacterial reaction centers: a combined X- and S-band (14,15)N ESEEM and DFT study.

Taguchi AT, O'Malley PJ, Wraight CA, Dikanov SA. Taguchi AT, et al. J Phys Chem B. 2014 Feb 13;118(6):1501-9. doi: 10.1021/jp411023k. Epub 2014 Jan 29. J Phys Chem B. 2014. PMID: 24437652 Free PMC article.

2

Hydrogen bonding and spin density distribution in the Qb semiquinone of bacterial reaction centers and comparison with the Qa site.

Martin E, Samoilova RI, Narasimhulu KV, Lin TJ, O'Malley PJ, Wraight CA, Dikanov SA. Martin E, et al. J Am Chem Soc. 2011 Apr 13;133(14):5525-37. doi: 10.1021/ja2001538. Epub 2011 Mar 18. J Am Chem Soc. 2011. PMID: 21417328 Free PMC article.

3

An ONIOM study of the spin density distribution of the QA site plastosemiquinone in the photosystem II reaction center.

Lin TJ, O'Malley PJ. Lin TJ, et al. J Phys Chem B. 2011 Apr 14;115(14):4227-33. doi: 10.1021/jp112163w. Epub 2011 Mar 23. J Phys Chem B. 2011. PMID: 21428296

4

Binding site influence on the electronic structure and electron paramagnetic resonance properties of the phyllosemiquinone free radical of photosystem I.

Lin TJ, O'Malley PJ. Lin TJ, et al. J Phys Chem B. 2011 Jul 28;115(29):9311-9. doi: 10.1021/jp203484w. Epub 2011 Jul 5. J Phys Chem B. 2011. PMID: 21662975

5

Interactions of intermediate semiquinone with surrounding protein residues at the Q(H) site of wild-type and D75H mutant cytochrome bo3 from Escherichia coli.

Lin MT, Baldansuren A, Hart R, Samoilova RI, Narasimhulu KV, Yap LL, Choi SK, O'Malley PJ, Gennis RB, Dikanov SA. Lin MT, et al. Biochemistry. 2012 May 8;51(18):3827-38. doi: 10.1021/bi300151q. Epub 2012 Apr 22. Biochemistry. 2012. PMID: 22497216 Free PMC article.

6

Hydrogen bonding between the Q(B) site ubisemiquinone and Ser-L223 in the bacterial reaction center: a combined spectroscopic and computational perspective.

Martin E, Baldansuren A, Lin TJ, Samoilova RI, Wraight CA, Dikanov SA, O'Malley PJ. Martin E, et al. Biochemistry. 2012 Nov 13;51(45):9086-93. doi: 10.1021/bi300834w. Epub 2012 Oct 30. Biochemistry. 2012. PMID: 23016832 Free PMC article.

7

Conformational differences between the methoxy groups of QA and QB site ubisemiquinones in bacterial reaction centers: a key role for methoxy group orientation in modulating ubiquinone redox potential.

Taguchi AT, O'Malley PJ, Wraight CA, Dikanov SA. Taguchi AT, et al. Biochemistry. 2013 Jul 9;52(27):4648-55. doi: 10.1021/bi400489b. Epub 2013 Jun 24. Biochemistry. 2013. PMID: 23745576 Free PMC article.

8

Tuning cofactor redox potentials: the 2-methoxy dihedral angle generates a redox potential difference of >160 mV between the primary (Q(A)) and secondary (Q(B)) quinones of the bacterial photosynthetic reaction center.

Taguchi AT, Mattis AJ, O'Malley PJ, Dikanov SA, Wraight CA. Taguchi AT, et al. Biochemistry. 2013 Oct 15;52(41):7164-6. doi: 10.1021/bi4011896. Epub 2013 Oct 2. Biochemistry. 2013. PMID: 24079813 Free PMC article.

9

Hyperfine and nuclear quadrupole tensors of nitrogen donors in the Q(A) site of bacterial reaction centers: correlation of the histidine N(δ) tensors with hydrogen bond strength.

Taguchi AT, O'Malley PJ, Wraight CA, Dikanov SA. Taguchi AT, et al. J Phys Chem B. 2014 Aug 7;118(31):9225-37. doi: 10.1021/jp5051029. Epub 2014 Jul 28. J Phys Chem B. 2014. PMID: 25026433 Free PMC article.

10

The 2-Methoxy Group Orientation Regulates the Redox Potential Difference between the Primary (Q_A) and Secondary (Q_B) Quinones of Type II Bacterial Photosynthetic Reaction Centers.

de Almeida WB, Taguchi AT, Dikanov SA, Wraight CA, O'Malley PJ. de Almeida WB, et al. J Phys Chem Lett. 2014 Aug 7;5(15):2506-2509. doi: 10.1021/jz500967d. Epub 2014 Jun 24. J Phys Chem Lett. 2014. PMID: 25126386 Free PMC article.

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