Peter B. O'Connor - Publications

Affiliations: 
1999-2009 Boston University, Boston, MA, United States 
 2009- Chemistry University of Warwick, Coventry, England, United Kingdom 
Area:
Biochemistry
Website:
https://warwick.ac.uk/fac/sci/chemistry/research/oconnor/

114 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Littlejohn C, Li M, O'Connor PB. In Silico Demonstration of Two-Dimensional Mass Spectrometry Using Spatially Dependent Fragmentation. Journal of the American Society For Mass Spectrometry. PMID 36744747 DOI: 10.1021/jasms.2c00241  0.411
2022 Theisen A, Wootton CA, Haris A, Morgan TE, Lam YPY, Barrow MP, O'Connor PB. Enhancing Biomolecule Analysis and 2DMS Experiments by Implementation of (Activated Ion) 193 nm UVPD on a FT-ICR Mass Spectrometer. Analytical Chemistry. PMID 36317856 DOI: 10.1021/acs.analchem.2c02354  0.403
2022 Paris J, Theisen A, Marzullo BP, Haris A, Morgan TE, Barrow MP, O'Hara J, O'Connor PB. Multimodal Tandem Mass Spectrometry Techniques for the Analysis of Phosphopeptides. Journal of the American Society For Mass Spectrometry. PMID 35604791 DOI: 10.1021/jasms.1c00353  0.416
2020 Marzullo BP, Morgan T, Wootton CA, Perry SJ, Saeed M, Barrow MP, O'Connor PB. The Advantages of Two-Dimensional Electron-Induced Dissociation and Infrared Multiphoton Dissociation Mass Spectrometry for the Analysis of Agrochemicals. Analytical Chemistry. PMID 32700900 DOI: 10.1021/Acs.Analchem.0C01585  0.5
2020 Paris J, Morgan TE, Wootton CA, Barrow MP, O'Hara J, O'Connor PB. Facile determination of phosphorylation sites in peptides using two-dimensional mass spectrometry. Analytical Chemistry. PMID 32286050 DOI: 10.1021/acs.analchem.0c00884  0.375
2020 Chiu C, Lam PYY, Wootton C, Barrow MP, Sadler PJ, O'Connor PB. Metallocomplex-Peptide Interactions Studied by Ultra-High Resolution Mass Spectrometry. Journal of the American Society For Mass Spectrometry. PMID 31967804 DOI: 10.1021/Jasms.9B00054  0.419
2020 Marzullo BP, Morgan TE, Wootton CA, Li M, Perry SJ, Saeed M, Barrow MP, O'Connor PB. Comparison of Fragmentation Techniques for the Structural Characterisation of Singly Charged Agrochemicals. Analytical Chemistry. PMID 31909982 DOI: 10.1021/acs.analchem.9b04820  0.314
2019 Lermyte F, Everett J, Lam YPY, Wootton CA, Brooks J, Barrow MP, Telling ND, Sadler PJ, O'Connor PB, Collingwood JF. Metal Ion Binding to the Amyloid β Monomer Studied by Native Top-Down FTICR Mass Spectrometry. Journal of the American Society For Mass Spectrometry. 30: 2123-2134. PMID 31951717 DOI: 10.1021/jasms.8b06229  0.335
2019 van Agthoven MA, Kilgour DPA, Lynch AM, Barrow MP, Morgan TE, Wootton CA, Chiron L, Delsuc MA, O'Connor PB. Phase relationships in two-dimensional mass spectrometry. Journal of the American Society For Mass Spectrometry. 30: 2594-2607. PMID 31944718 DOI: 10.1021/jasms.8b06276  0.314
2019 van Agthoven MA, Kilgour DPA, Lynch AM, Barrow MP, Morgan TE, Wootton CA, Chiron L, Delsuc MA, O'Connor PB. Phase relationships in two-dimensional mass spectrometry. Journal of the American Society For Mass Spectrometry. PMID 31617086 DOI: 10.1007/S13361-019-02308-1  0.426
2019 Lermyte F, Everett J, Lam YPY, Wootton CA, Brooks J, Barrow MP, Telling ND, Sadler PJ, O'Connor PB, Collingwood JF. Metal Ion Binding to the Amyloid β Monomer Studied by Native Top-Down FTICR Mass Spectrometry. Journal of the American Society For Mass Spectrometry. PMID 31350722 DOI: 10.1007/S13361-019-02283-7  0.335
2019 Lermyte F, Dittwald P, Claesen J, Baggerman G, Sobott F, O'Connor PB, Laukens K, Hooyberghs J, Gambin A, Valkenborg D. MIND: A double-linear model to accurately determine monoisotopic precursor mass in high-resolution top-down proteomics. Analytical Chemistry. PMID 31283196 DOI: 10.1021/Acs.Analchem.9B02682  0.304
2019 Lermyte F, Tsybin YO, O'Connor PB, Loo JA. Top or Middle? Up or Down? Toward a Standard Lexicon for Protein Top-Down and Allied Mass Spectrometry Approaches. Journal of the American Society For Mass Spectrometry. PMID 31073892 DOI: 10.1007/S13361-019-02201-X  0.499
2019 van Agthoven MA, Lam YPY, O'Connor PB, Rolando C, Delsuc MA. Two-dimensional mass spectrometry: new perspectives for tandem mass spectrometry. European Biophysics Journal : Ebj. PMID 30863873 DOI: 10.1007/S00249-019-01348-5  0.375
2019 Wootton CA, Millett AJ, Lopez-Clavijo AF, Chiu CKC, Barrow MP, Clarkson GJ, Sadler PJ, O'Connor PB. Structural analysis of peptides modified with organo-iridium complexes, opportunities from multi-mode fragmentation. The Analyst. PMID 30663751 DOI: 10.1039/C8An02094A  0.334
2018 Morgan TE, Ellacott SH, Wootton CA, Barrow MP, Bristow AWT, Perrier S, O'Connor PB. Coupling Electron Capture Dissociation and the modified Kendrick mass defect for sequencing of a poly(2-ethyl-2-oxazoline) polymer. Analytical Chemistry. PMID 30199232 DOI: 10.1021/Acs.Analchem.8B03591  0.34
2018 Floris F, Chiron L, Lynch AM, Barrow MP, Delsuc MA, O'Connor PB. Application of Tandem Two-Dimensional Mass Spectrometry for Top-Down Deep Sequencing of Calmodulin. Journal of the American Society For Mass Spectrometry. PMID 29869327 DOI: 10.1007/S13361-018-1978-Y  0.406
2018 Floris F, Chiron L, Lynch A, Barrow MP, Delsuc MA, O'Connor PB. Top-down deep sequencing of Ubiquitin using two-dimensional mass spectrometry. Analytical Chemistry. PMID 29792683 DOI: 10.1021/Acs.Analchem.8B00500  0.304
2018 Wootton CA, Sanchez-Cano C, Lopez-Clavijo AF, Shaili E, Barrow MP, Sadler PJ, O'Connor PB. Sequence-dependent attack on peptides by photoactivated platinum anticancer complexes. Chemical Science. 9: 2733-2739. PMID 29732057 DOI: 10.1039/C7Sc05135B  0.401
2018 van Agthoven MA, Lynch AM, Morgan TE, Wootton CA, Lam YPY, Chiron L, Barrow MP, Delsuc MA, O'Connor PB. Can two-dimensional IR-ECD mass spectrometry improve peptide de novo sequencing? Analytical Chemistry. PMID 29420878 DOI: 10.1021/Acs.Analchem.7B05324  0.46
2017 van Agthoven MA, O'Connor PB. TWO-DIMENSIONAL MASS SPECTROMETRY IN A LINEAR ION TRAP, AN IN SILICO MODEL. Rapid Communications in Mass Spectrometry : Rcm. PMID 28181731 DOI: 10.1002/Rcm.7836  0.495
2016 Floris F, van Agthoven M, Chiron L, Soulby AJ, Wootton CA, Lam YP, Barrow MP, Delsuc MA, O'Connor PB. 2D FT-ICR MS of Calmodulin: A Top-Down and Bottom-Up Approach. Journal of the American Society For Mass Spectrometry. PMID 27431513 DOI: 10.1007/S13361-016-1431-Z  0.342
2016 van Agthoven MA, Wootton CA, Chiron L, Coutouly MA, Soulby AJ, Wei J, Barrow MP, Delsuc MA, Rolando C, O'Connor PB. Two-Dimensional Mass Spectrometry for Proteomics, a Comparative Study with Cytochrome C. Analytical Chemistry. PMID 26991046 DOI: 10.1021/Acs.Analchem.5B04878  0.377
2015 Simon HJ, van Agthoven MA, Lam PY, Floris F, Chiron L, Delsuc MA, Rolando C, Barrow MP, O'Connor PB. Uncoiling collagen: a multidimensional mass spectrometry study. The Analyst. PMID 26568361 DOI: 10.1039/C5An01757B  0.418
2015 Wei J, O'Connor PB. Extensive fragmentation of pheophytin-a by infrared multiphoton dissociation tandem mass spectrometry. Rapid Communications in Mass Spectrometry : Rcm. 29: 2411-8. PMID 26563711 DOI: 10.1002/Rcm.7391  0.42
2015 van Agthoven MA, Barrow MP, Chiron L, Coutouly MA, Kilgour D, Wootton CA, Wei J, Soulby A, Delsuc MA, Rolando C, O'Connor PB. Differentiating Fragmentation Pathways of Cholesterol by Two-Dimensional Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. Journal of the American Society For Mass Spectrometry. 26: 2105-14. PMID 26184984 DOI: 10.1007/S13361-015-1226-7  0.405
2015 Soulby AJ, Heal JW, Barrow MP, Roemer RA, O'Connor PB. Does deamidation cause protein unfolding? A top-down tandem mass spectrometry study. Protein Science : a Publication of the Protein Society. 24: 850-60. PMID 25653127 DOI: 10.1002/Pro.2659  0.435
2015 Wootton CA, Sanchez-Cano C, Liu HK, Barrow MP, Sadler PJ, O'Connor PB. Binding of an organo-osmium(II) anticancer complex to guanine and cytosine on DNA revealed by electron-based dissociations in high resolution Top-Down FT-ICR mass spectrometry. Dalton Transactions (Cambridge, England : 2003). 44: 3624-32. PMID 25650025 DOI: 10.1039/C4Dt03819C  0.357
2015 Van Agthoven MA, Barrow MP, Chiron L, Coutouly MA, Kilgour D, Wootton CA, Wei J, Soulby A, Delsuc MA, Rolando C, O'Connor PB. Differentiating Fragmentation Pathways of Cholesterol by Two-Dimensional Fourier Transform Ion Cyclotron Resonance Mass Spectrometry Journal of the American Society For Mass Spectrometry. 26: 2105-2114. DOI: 10.1007/s13361-015-1226-7  0.359
2014 Lopez-Clavijo AF, Duque-Daza CA, Soulby A, Canelon IR, Barrow M, O'Connor PB. Unexpected crosslinking and diglycation as advanced glycation end-products from glyoxal. Journal of the American Society For Mass Spectrometry. 25: 2125-33. PMID 25315462 DOI: 10.1007/s13361-014-0996-7  0.356
2014 Lopez-Clavijo AF, Duque-Daza CA, Romero Canelon I, Barrow MP, Kilgour D, Rabbani N, Thornalley PJ, O'Connor PB. Study of an unusual advanced glycation end-product (AGE) derived from glyoxal using mass spectrometry. Journal of the American Society For Mass Spectrometry. 25: 673-83. PMID 24470193 DOI: 10.1007/s13361-013-0799-2  0.37
2014 Qi Y, O'Connor PB. Data processing in Fourier transform ion cyclotron resonance mass spectrometry. Mass Spectrometry Reviews. 33: 333-52. PMID 24403247 DOI: 10.1002/Mas.21414  0.425
2014 Wills RH, O'Connor PB. Structural characterization of actinomycin D using multiple ion isolation and electron induced dissociation. Journal of the American Society For Mass Spectrometry. 25: 186-95. PMID 24297472 DOI: 10.1007/s13361-013-0774-y  0.44
2014 Lopez-Clavijo AF, Duque-Daza CA, O'Connor PB. Tandem mass spectrometry for the study of glyoxal-derived advanced glycation end-products (AGEs) in peptides. Rapid Communications in Mass Spectrometry : Rcm. 28: 25-32. PMID 24285387 DOI: 10.1002/Rcm.6753  0.382
2014 Wills RH, Tosin M, O'Connor PB. High-Resolution Tandem Mass Spectrometry for Nonribosomal Peptide and Polyketide Analysis Natural Products Analysis: Instrumentation, Methods, and Applications. 433-474. DOI: 10.1002/9781118876015.ch12  0.372
2013 Smith DF, Kilgour DP, Konijnenburg M, O'Connor PB, Heeren RM. Absorption mode FTICR mass spectrometry imaging. Analytical Chemistry. 85: 11180-4. PMID 24175640 DOI: 10.1021/Ac403039T  0.592
2013 Qi Y, Liu Z, Li H, Sadler PJ, O'Connor PB. Mapping the protein-binding sites for novel iridium(III) anticancer complexes using electron capture dissociation. Rapid Communications in Mass Spectrometry : Rcm. 27: 2028-32. PMID 23939971 DOI: 10.1002/Rcm.6643  0.38
2013 Kilgour DP, Neal MJ, Soulby AJ, O'Connor PB. Improved optimization of the Fourier transform ion cyclotron resonance mass spectrometry phase correction function using a genetic algorithm. Rapid Communications in Mass Spectrometry : Rcm. 27: 1977-82. PMID 23939965 DOI: 10.1002/Rcm.6658  0.433
2013 Wei J, Li H, Barrow MP, O'Connor PB. Structural characterization of chlorophyll-a by high resolution tandem mass spectrometry. Journal of the American Society For Mass Spectrometry. 24: 753-60. PMID 23504642 DOI: 10.1007/S13361-013-0577-1  0.357
2012 Lopez-Clavijo AF, Barrow MP, Rabbani N, Thornalley PJ, O'Connor PB. Determination of types and binding sites of advanced glycation end products for substance P. Analytical Chemistry. 84: 10568-75. PMID 23163806 DOI: 10.1021/ac301583d  0.376
2012 Wills RH, Tosin M, O'Connor PB. Structural characterization of polyketides using high mass accuracy tandem mass spectrometry. Analytical Chemistry. 84: 8863-70. PMID 22985101 DOI: 10.1021/Ac3022778  0.354
2012 Kilgour DP, Mackay CL, Langridge-Smith PR, O'Connor PB. Appropriate degree of trust: deriving confidence metrics for automatic peak assignment in high-resolution mass spectrometry. Analytical Chemistry. 84: 7431-5. PMID 22880549 DOI: 10.1021/Ac301339D  0.306
2012 Qi Y, Witt M, Jertz R, Baykut G, Barrow MP, Nikolaev EN, O'Connor PB. Absorption-mode spectra on the dynamically harmonized Fourier transform ion cyclotron resonance cell. Rapid Communications in Mass Spectrometry : Rcm. 26: 2021-6. PMID 22847701 DOI: 10.1002/Rcm.6311  0.426
2012 Li X, Yu X, Costello CE, Lin C, O'Connor PB. Top-down study of β2-microglobulin deamidation. Analytical Chemistry. 84: 6150-7. PMID 22746280 DOI: 10.1021/Ac3009324  0.386
2012 Li H, Wells SA, Jimenez-Roldan JE, Römer RA, Zhao Y, Sadler PJ, O'Connor PB. Protein flexibility is key to cisplatin crosslinking in calmodulin Protein Science. 21: 1269-1279. PMID 22733664 DOI: 10.1002/Pro.2111  0.374
2012 Hurtado PP, O'Connor PB. Differentiation of isomeric amino acid residues in proteins and peptides using mass spectrometry. Mass Spectrometry Reviews. 31: 609-25. PMID 22322410 DOI: 10.1002/Mas.20357  0.421
2012 Leach FE, Kharchenko A, Vladimirov G, Aizikov K, O'Connor PB, Nikolaev E, Heeren RMA, Amster IJ. Analysis of phase dependent frequency shifts in simulated FTMS transients using the filter diagonalization method International Journal of Mass Spectrometry. 325: 19-24. DOI: 10.1016/J.Ijms.2012.06.010  0.798
2011 Lin TY, Green RJ, O'Connor PB. A gain and bandwidth enhanced transimpedance preamplifier for Fourier-transform ion cyclotron resonance mass spectrometry. The Review of Scientific Instruments. 82: 124101. PMID 22225232 DOI: 10.1063/1.3660778  0.418
2011 Sargaeva NP, Lin C, O'Connor PB. Differentiating N-terminal aspartic and isoaspartic acid residues in peptides. Analytical Chemistry. 83: 6675-82. PMID 21736361 DOI: 10.1021/Ac201223D  0.818
2011 Aizikov K, Smith DF, Chargin DA, Ivanov S, Lin TY, Heeren RM, O'Connor PB. Vacuum compatible sample positioning device for matrix assisted laser desorption∕ionization Fourier transform ion cyclotron resonance mass spectrometry imaging. The Review of Scientific Instruments. 82: 054102. PMID 21639522 DOI: 10.1063/1.3594099  0.79
2011 Li H, Zhao Y, Phillips HI, Qi Y, Lin TY, Sadler PJ, O'Connor PB. Mass spectrometry evidence for cisplatin as a protein cross-linking reagent. Analytical Chemistry. 83: 5369-76. PMID 21591778 DOI: 10.1021/Ac200861K  0.325
2011 Sargaeva NP, Goloborodko AA, O'Connor PB, Moskovets E, Gorshkov MV. Sequence-specific predictive chromatography to assist mass spectrometric analysis of asparagine deamidation and aspartate isomerization in peptides. Electrophoresis. 32: 1962-9. PMID 21557257 DOI: 10.1002/Elps.201000507  0.793
2011 Li X, Huang Y, O'Connor PB, Lin C. Structural heterogeneity of doubly-charged peptide b-ions. Journal of the American Society For Mass Spectrometry. 22: 245-54. PMID 21472584 DOI: 10.1007/S13361-010-0036-1  0.419
2011 Sargaeva NP, Lin C, O'Connor PB. Unusual fragmentation of β-linked peptides by ExD tandem mass spectrometry. Journal of the American Society For Mass Spectrometry. 22: 480-91. PMID 21472566 DOI: 10.1007/S13361-010-0049-9  0.78
2011 Smith DF, Aizikov K, Duursma MC, Giskes F, Spaanderman DJ, McDonnell LA, O'Connor PB, Heeren RM. An external matrix-assisted laser desorption ionization source for flexible FT-ICR Mass spectrometry imaging with internal calibration on adjacent samples. Journal of the American Society For Mass Spectrometry. 22: 130-7. PMID 21472551 DOI: 10.1007/S13361-010-0003-X  0.793
2010 Li X, Lin C, O'Connor PB. Glutamine deamidation: differentiation of glutamic acid and gamma-glutamic acid in peptides by electron capture dissociation. Analytical Chemistry. 82: 3606-15. PMID 20373761 DOI: 10.1021/Ac9028467  0.43
2010 Chan WY, Chan TW, O'Connor PB. Electron transfer dissociation with supplemental activation to differentiate aspartic and isoaspartic residues in doubly charged peptide cations. Journal of the American Society For Mass Spectrometry. 21: 1012-5. PMID 20304674 DOI: 10.1016/j.jasms.2010.02.002  0.434
2010 Li X, Lin C, Han L, Costello CE, O'Connor PB. Charge remote fragmentation in electron capture and electron transfer dissociation. Journal of the American Society For Mass Spectrometry. 21: 646-56. PMID 20171118 DOI: 10.1016/J.Jasms.2010.01.001  0.41
2009 Sargaeva NP, Lin C, O'Connor PB. Identification of aspartic and isoaspartic acid residues in amyloid beta peptides, including Abeta1-42, using electron-ion reactions. Analytical Chemistry. 81: 9778-86. PMID 19873993 DOI: 10.1021/Ac901677T  0.805
2009 Yamin R, Zhao C, O'Connor PB, McKee AC, Abraham CR. Acyl peptide hydrolase degrades monomeric and oligomeric amyloid-beta peptide. Molecular Neurodegeneration. 4: 33. PMID 19627603 DOI: 10.1186/1750-1326-4-33  0.331
2009 Van Rhijn I, Young DC, De Jong A, Vazquez J, Cheng TY, Talekar R, Barral DC, Barral D, León L, Brenner MB, Katz JT, Riese R, Ruprecht RM, O'Connor PB, Costello CE, et al. CD1c bypasses lysosomes to present a lipopeptide antigen with 12 amino acids. The Journal of Experimental Medicine. 206: 1409-22. PMID 19468063 DOI: 10.1084/Jem.20082480  0.307
2009 Mathur R, O'Connor PB. Artifacts in Fourier transform mass spectrometry. Rapid Communications in Mass Spectrometry : Rcm. 23: 523-9. PMID 19142849 DOI: 10.1002/Rcm.3904  0.637
2009 Aizikov K, Mathur R, O'Connor PB. The spontaneous loss of coherence catastrophe in Fourier transform ion cyclotron resonance mass spectrometry. Journal of the American Society For Mass Spectrometry. 20: 247-56. PMID 19013078 DOI: 10.1016/J.Jasms.2008.09.028  0.807
2008 Li X, Cournoyer JJ, Lin C, O'Connor PB. The effect of fixed charge modifications on electron capture dissociation. Journal of the American Society For Mass Spectrometry. 19: 1514-26. PMID 18657441 DOI: 10.1016/J.Jasms.2008.06.014  0.794
2008 Nichols D, Lewis K, Orjala J, Mo S, Ortenberg R, O'Connor P, Zhao C, Vouros P, Kaeberlein T, Epstein SS. Short peptide induces an "uncultivable" microorganism to grow in vitro. Applied and Environmental Microbiology. 74: 4889-97. PMID 18515474 DOI: 10.1128/Aem.00393-08  0.312
2008 Lin C, Cournoyer JJ, O'Connor PB. Probing the gas-phase folding kinetics of peptide ions by IR activated DR-ECD. Journal of the American Society For Mass Spectrometry. 19: 780-9. PMID 18400512 DOI: 10.1016/J.Jasms.2008.01.001  0.804
2008 Li X, Cournoyer JJ, Lin C, O'Connor PB. Use of 18O labels to monitor deamidation during protein and peptide sample processing. Journal of the American Society For Mass Spectrometry. 19: 855-64. PMID 18394920 DOI: 10.1016/J.Jasms.2008.02.011  0.802
2008 Zhao C, Xie B, Chan SY, Costello CE, O'Connor PB. Collisionally activated dissociation and electron capture dissociation provide complementary structural information for branched permethylated oligosaccharides. Journal of the American Society For Mass Spectrometry. 19: 138-50. PMID 18063385 DOI: 10.1016/J.Jasms.2007.10.022  0.386
2008 Mathur R, Knepper RW, O'Connor PB. A low-noise broadband cryogenic preamplifier operated in a high-field superconducting magnet Ieee Transactions On Applied Superconductivity. 18: 1781-1789. DOI: 10.1109/Tasc.2008.2007272  0.561
2008 Cournoyer JJ, O'Connor PB. Chapter 16 Analysis of Deamidation in Proteins Comprehensive Analytical Chemistry. 52: 375-410. DOI: 10.1016/S0166-526X(08)00216-X  0.752
2007 Mathur R, Knepper RW, O'Connor PB. A low-noise, wideband preamplifier for a Fourier-transform ion cyclotron resonance mass spectrometer. Journal of the American Society For Mass Spectrometry. 18: 2233-41. PMID 18029195 DOI: 10.1016/J.Jasms.2007.09.013  0.551
2007 Lin C, Mathur R, Aizikov K, O'Connor PB. First signal on the cryogenic Fourier-transform ion cyclotron resonance mass spectrometer. Journal of the American Society For Mass Spectrometry. 18: 2090-3. PMID 17931882 DOI: 10.1016/J.Jasms.2007.09.004  0.781
2007 Cournoyer JJ, Lin C, Bowman MJ, O'Connor PB. Quantitating the relative abundance of isoaspartyl residues in deamidated proteins by electron capture dissociation. Journal of the American Society For Mass Spectrometry. 18: 48-56. PMID 16997569 DOI: 10.1016/J.Jasms.2006.08.008  0.789
2006 Lin C, Cournoyer JJ, O'Connor PB. Use of a double resonance electron capture dissociation experiment to probe fragment intermediate lifetimes. Journal of the American Society For Mass Spectrometry. 17: 1605-15. PMID 16904337 DOI: 10.1016/J.Jasms.2006.07.007  0.8
2006 Belyayev MA, Cournoyer JJ, Lin C, O'Connor PB. The effect of radical trap moieties on electron capture dissociation spectra of substance P. Journal of the American Society For Mass Spectrometry. 17: 1428-36. PMID 16875835 DOI: 10.1016/J.Jasms.2006.06.008  0.763
2006 Aizikov K, O'Connor PB. Use of the filter diagonalization method in the study of space charge related frequency modulation in fourier transform ion cyclotron resonance mass spectrometry. Journal of the American Society For Mass Spectrometry. 17: 836-43. PMID 16603376 DOI: 10.1016/J.Jasms.2006.02.018  0.743
2006 O'Connor PB, Lin C, Cournoyer JJ, Pittman JL, Belyayev M, Budnik BA. Long-lived electron capture dissociation product ions experience radical migration via hydrogen abstraction. Journal of the American Society For Mass Spectrometry. 17: 576-85. PMID 16503151 DOI: 10.1016/J.Jasms.2005.12.015  0.795
2006 Cournoyer JJ, Lin C, O'Connor PB. Detecting deamidation products in proteins by electron capture dissociation. Analytical Chemistry. 78: 1264-71. PMID 16478121 DOI: 10.1021/Ac051691Q  0.818
2006 Kaur P, O'Connor PB. Algorithms for automatic interpretation of high resolution mass spectra. Journal of the American Society For Mass Spectrometry. 17: 459-68. PMID 16464606 DOI: 10.1016/j.jasms.2005.11.024  0.334
2006 O'connor PB, Pittman JL, Thomson BA, Budnik BA, Cournoyer JC, Jebanathirajah J, Lin C, Moyer S, Zhao C. A new hybrid electrospray Fourier transform mass spectrometer: design and performance characteristics. Rapid Communications in Mass Spectrometry : Rcm. 20: 259-66. PMID 16353130 DOI: 10.1002/Rcm.2307  0.52
2006 O'Connor PB, Cournoyer JJ, Pitteri SJ, Chrisman PA, McLuckey SA. Differentiation of aspartic and isoaspartic acids using electron transfer dissociation. Journal of the American Society For Mass Spectrometry. 17: 15-9. PMID 16338146 DOI: 10.1016/J.Jasms.2005.08.019  0.776
2006 Mathur R, O'Connor PB. Design and implementation of a high power rf oscillator on a printed circuit board for multipole ion guides Review of Scientific Instruments. 77. DOI: 10.1063/1.2387881  0.534
2005 Jebanathirajah JA, Pittman JL, Thomson BA, Budnik BA, Kaur P, Rape M, Kirschner M, Costello CE, O'Connor PB. Characterization of a new qQq-FTICR mass spectrometer for post-translational modification analysis and top-down tandem mass spectrometry of whole proteins. Journal of the American Society For Mass Spectrometry. 16: 1985-99. PMID 16271296 DOI: 10.1016/J.Jasms.2005.08.008  0.352
2005 Ivleva VB, Sapp LM, O'Connor PB, Costello CE. Ganglioside analysis by thin-layer chromatography matrix-assisted laser desorption/ionization orthogonal time-of-flight mass spectrometry. Journal of the American Society For Mass Spectrometry. 16: 1552-60. PMID 16054389 DOI: 10.1016/J.Jasms.2005.05.003  0.34
2005 Cournoyer JJ, Pittman JL, Ivleva VB, Fallows E, Waskell L, Costello CE, O'Connor PB. Deamidation: Differentiation of aspartyl from isoaspartyl products in peptides by electron capture dissociation Protein Science. 14: 452-463. PMID 15659375 DOI: 10.1110/Ps.041062905  0.806
2004 Ivleva VB, Elkin YN, Budnik BA, Moyer SC, O'Connor PB, Costello CE. Coupling thin-layer chromatography with vibrational cooling matrix-assisted laser desorption/ionization Fourier transform mass spectrometry for the analysis of ganglioside mixtures. Analytical Chemistry. 76: 6484-91. PMID 15516145 DOI: 10.1021/Ac0491556  0.453
2004 Kaur P, O'Connor PB. Use of statistical methods for estimation of total number of charges in a mass spectrometry experiment. Analytical Chemistry. 76: 2756-62. PMID 15144185 DOI: 10.1021/Ac035334W  0.44
2004 Budnik BA, Moyer SC, Pittman JL, Ivleva VB, Sommer U, Costello CE, O'Connor PB. High pressure MALDI-FTMS: Implications for proteomics International Journal of Mass Spectrometry. 234: 203-212. DOI: 10.1016/J.Ijms.2004.02.011  0.43
2003 Moyer SC, Budnik BA, Pittman JL, Costello CE, O'Connor PB. Attomole peptide analysis by high-pressure matrix-assisted laser desorption/ionization Fourier transform mass spectrometry. Analytical Chemistry. 75: 6449-54. PMID 14640713 DOI: 10.1021/Ac034938X  0.449
2003 Leymarie N, Costello CE, O'Connor PB. Electron capture dissociation initiates a free radical reaction cascade. Journal of the American Chemical Society. 125: 8949-58. PMID 12862492 DOI: 10.1021/Ja028831N  0.418
2002 O'Connor PB, Costello CE, Earle WE. A high voltage RF oscillator for driving multipole ion guides. Journal of the American Society For Mass Spectrometry. 13: 1370-5. PMID 12484456 DOI: 10.1016/S1044-0305(02)00700-6  0.319
2002 Leymarie N, Berg EA, McComb ME, O'Connor PB, Grogan J, Oppenheim FG, Costello CE. Tandem mass spectrometry for structural characterization of proline-rich proteins: application to salivary PRP-3. Analytical Chemistry. 74: 4124-32. PMID 12199583 DOI: 10.1021/Ac0255835  0.501
2002 McClellan JE, Costello CE, O'Connor PB, Zaia J. Influence of charge state on product ion mass spectra and the determination of 4S/6S sulfation sequence of chondroitin sulfate oligosaccharides. Analytical Chemistry. 74: 3760-71. PMID 12175164 DOI: 10.1021/Ac025506+  0.408
2002 O'Connor PB. Considerations for design of a Fourier transform mass spectrometer in the 4.2 K cold bore of a superconducting magnet. Rapid Communications in Mass Spectrometry : Rcm. 16: 1160-7. PMID 12112266 DOI: 10.1002/Rcm.685  0.34
2002 Hopkins CE, O'Connor PB, Allen KN, Costello CE, Tolan DR. Chemical-modification rescue assessed by mass spectrometry demonstrates that γ-thia-lysine yields the same activity as lysine in aldolase Protein Science. 11: 1591-1599. PMID 12070312 DOI: 10.1110/Ps.3900102  0.423
2002 O'Connor PB, Mirgorodskaya E, Costello CE. High pressure matrix-assisted laser desorption/ionization Fourier transform mass spectrometry for minimization of ganglioside fragmentation. Journal of the American Society For Mass Spectrometry. 13: 402-7. PMID 11951978 DOI: 10.1016/S1044-0305(02)00351-3  0.396
2002 Mirgorodskaya E, O'Connor PB, Costello CE. A general method for precalculation of parameters for sustained off resonance irradiation/collision-induced dissociation. Journal of the American Society For Mass Spectrometry. 13: 318-24. PMID 11951969 DOI: 10.1016/S1044-0305(02)00340-9  0.365
2002 Lim A, Prokaeva T, McComb ME, O'Connor PB, Théberge R, Connors LH, Skinner M, Costello CE. Characterization of transthyretin variants in familial transthyretin amyloidosis by mass spectrometric peptide mapping and DNA sequence analysis. Analytical Chemistry. 74: 741-51. PMID 11866053 DOI: 10.1021/Ac010780+  0.456
2002 Leymarie N, Berg EA, McComb ME, O'Connor PB, Costello CE. Comparison of collision-induced dissociation and electron capture dissociation for structural characterization proteins with high proline content Proceedings 50th Asms Conference On Mass Spectrometry and Allied Topics. 349-350.  0.371
2001 O'Connor PB, Costello CE. A high pressure matrix-assisted laser desorption/ionization Fourier transform mass spectrometry ion source for thermal stabilization of labile biomolecules Rapid Communications in Mass Spectrometry. 15: 1862-1868. PMID 11565105 DOI: 10.1002/Rcm.447  0.505
2001 van den Brink OF, Boon JJ, O'Connor PB, Duursma MC, Heeren RM. Matrix-assisted laser desorption/ionization Fourier transform mass spectrometric analysis of oxygenated triglycerides and phosphatidylcholines in egg tempera paint dosimeters used for environmental monitoring of museum display conditions. Journal of Mass Spectrometry : Jms. 36: 479-92. PMID 11391804 DOI: 10.1002/Jms.145  0.675
2000 O'Connor PB, Costello CE. Application of multishot acquisition in fourier transform mass spectrometry Analytical Chemistry. 72: 5125-5130. PMID 11055737 DOI: 10.1021/Ac0005565  0.475
1997 O'Connor PB, Duursma MC, Van Rooij GJ, Heeren RMA, Boon JJ. Correction of Time-of-Flight Shifted Polymeric Molecular Weight Distributions in Matrix-Assisted Laser Desorption/Ionization Fourier Transform Mass Spectrometry Analytical Chemistry. 69: 2751-2755. DOI: 10.1021/Ac961040H  0.621
1996 O'Connor PB, Speir JP, Wood TD, Chorush RA, Guan Z, McLafferty FW. Broadband quadrupolar axialization of large multiply charged ions to enhance measurement and minimize conformational restrictions. Journal of Mass Spectrometry : Jms. 31: 555-9. PMID 8799291 DOI: 10.1002/(Sici)1096-9888(199605)31:5<555::Aid-Jms324>3.0.Co;2-F  0.73
1996 O'Connor PB, Little DP, McLafferty FW. Isotopic assignment in large-molecule mass spectra by fragmentation of a selected isotopic peak. Analytical Chemistry. 68: 542-5. PMID 8712363 DOI: 10.1021/Ac950599Z  0.593
1996 Mørtz E, O'Connor PB, Roepstorff P, Kelleher NL, Wood TD, McLafferty FW, Mann M. Sequence tag identification of intact proteins by matching tanden mass spectral data against sequence data bases. Proceedings of the National Academy of Sciences of the United States of America. 93: 8264-7. PMID 8710858 DOI: 10.1073/Pnas.93.16.8264  0.769
1996 Guan Z, Kelleher NL, O'Connor PB, Aaserud DJ, Little DP, McLafferty FW. 193 nm photodissociation of larger multiply-charged biomolecules International Journal of Mass Spectrometry and Ion Processes. 157: 357-364. DOI: 10.1016/S0168-1176(96)04399-6  0.695
1995 O'Connor PB, McLafferty FW. High-resolution ion isolation with the ion cyclotron resonance capacitively coupled open cell. Journal of the American Society For Mass Spectrometry. 6: 533-5. PMID 24214309 DOI: 10.1016/1044-0305(95)00232-3  0.554
1995 Kelleher NL, Senko MW, Little DP, O'Connor PB, McLafferty FW. Complete large-molecule high-resolution mass spectra from 50-femtomole microvolume injection. Journal of the American Society For Mass Spectrometry. 6: 220-1. PMID 24214121 DOI: 10.1016/1044-0305(95)00088-U  0.592
1995 Wood TD, Chorush RA, Wampler FM, Little DP, O'Connor PB, McLafferty FW. Gas-phase folding and unfolding of cytochrome c cations. Proceedings of the National Academy of Sciences of the United States of America. 92: 2451-4. PMID 7708663 DOI: 10.1073/Pnas.92.7.2451  0.686
1995 Aaserud DJ, Little DP, O'Connor PB, McLafferty FW. Distinguishing N- and C-terminus ions for mass spectrometry sequencing of proteins without prior degradation. Rapid Communications in Mass Spectrometry : Rcm. 9: 871-6. PMID 7670151 DOI: 10.1002/Rcm.1290091002  0.623
1995 O'Connor PB, McLafferty FW. Oligomer characterization of 4-23 kDa polymers by electrospray Fourier transform mass spectrometry Journal of the American Chemical Society. 117: 12826-12831. DOI: 10.1021/Ja00156A021  0.525
1995 O'Connor PB, Speir JP, Senko MW, Little DP, McLafferty FW. Tandem mass spectrometry of carbonic anhydrase (29 kDa) Journal of Mass Spectrometry. 30: 88-93. DOI: 10.1002/Jms.1190300114  0.619
1994 Little DP, Speir JP, Senko MW, O'Connor PB, McLafferty FW. Infrared multiphoton dissociation of large multiply charged ions for biomolecule sequencing. Analytical Chemistry. 66: 2809-15. PMID 7526742 DOI: 10.1021/ac00090a004  0.603
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