2012
Sterling, H. J.; Cassou C. C.;
Susa A. C.; Williams E.R.
Electrothermal
Supercharging of
Proteins in Native Electrospray Ionization
Anal.
Chem., 2012,
84, 3795–3801.web
Gillis, E.A.; Demireva, M.;
Nanda, K.; Beran, G; Williams,
E.R.; Fridgen, T.D.
Structures
and Energetics of
Electrosprayed UracilnCa2+
Clusters (n = 14
– 4) in the Gas Phase
Phys.
Chem. Chem. Phys., 2012,
14,
3304-3315.web
2011
Merenbloom, S. I.; Flick, T.
G.; Willams, E. R.
How Hot
are Your Ions in TWAVE Ion Mobility Spectrometry?
J. Am.
Soc. Mass Spectrom., 2011,
23,
553-562.
web
O'Brien, J.T.; Williams, E. R.
Coordination
Numbers of Hydrated
Divalent
Transition Metal Ions Investigated with IRPD Spectroscopy
J.
Phys. Chem. A, 2011,
115,
14612-14619.web
Sterling, H.J.; Kintzer, A.F.;
Feld, G.K.; Cassou, C.A.;
Krantz, B.K.; Williams, E. R.
Supercharging
Protein Complexes from
Aqueous Solution Disrupts their Native Conformations
J.
Am. Soc. Mass Spectrom., 2011,
23,
191-200.
web
Donald, W. A.; Leib, R. D.;
Demireva, M.; Williams, E. R.
Ions
in Size-Selected Aqueous
Nanodrops: Sequential Water Molecule Binding Energies and Effects of
Water on Ion Fluorescence
J.
Am. Chem. Soc., 2011,
133,
18940–18949.web
Donald, W. A.; Williams, E. R.
Gas-phase
Electrochemistry: Measuring
Absolute Potentials and Investigating Ion and Electron Hydration
Pure
Appl. Chem., 2011,
832129-2151.web
Yeung, N.; Gold, N. L.;
Prathapam, R.; Sterling, H. J.;
Williams, E. R.; Butland, G.
The
E.
coli Monothiol Glutaredoxin
GrxD Forms Homodimeric and Heterodimeric FeS Cluster Containing
Complexes Biochemistry,
2011,
50,
8957-8969.web
Rappaport, S.M.; Li, H.;
Grigoryan, H.; Funk, W.E.; Williams,
E.R.
Adductomics:
Characterizing Exposures
to Reactive Electrophiles
Toxicol.
Lett., 2011,
10.1016/j.toxlet.2011.04.002.web
Merenbloom, S. I.; Flick, T.
G.; Daly, M. P.; Williams, E. R.
Effects
of Select Anions from the Hofmeister Series on the Gas-Phase
Conformations of Protein Ions Measured with Traveling-Wave ion Mobility
Spectrometry/Mass Spectrometry
J. Am.
Soc. Mass Spectrom, 2011,
22
1978-1990.web
Flick, T. G.; Merenbloom, S.
I.; Williams, E. R.
Anion
Effects on Sodium Ion and Acid Molecule Adduction to Protein Ions in
Electrospray Ionization Mass Spectrometry
J. Am.
Soc. Mass Spectrom, 2011,
22
1968-1977.web
Sterling, H. J.; Prell, J. S.;
Cassou, C. A.; Williams, E. R.
Protein
Conformation and Supercharging with DMSO from Aqueous Solution
J. Am.
Soc. Mass Spectrom, 2011,
22,
1178-1186.web
Prell, J. S.; Chang, T. M.;
Biles, J. A.; Berden, G.;
Oomens, J.; Williams, E. R.
Isomer
Population Analysis of Gaseous
Ions from Infrared Multiple Photon Dissociation Kinetics
J.
Phys. Chem. A 2011, 115,
2745-2751.web
Li, H.; Grigoryan, H.; Funk,
W.E.; Lu, S.S.; Rose, S.;
Williams, E. R.; Rappaport, S.M.
Profiling
Cys34 Adducts of Human Serum
Albumin by Fixed-Step Selected Reaction Monitoring
Mol.
Cell Proteom. 2011, 10,
M110.004606.web
Prell, J. S.; O'Brien, J. T.;
Williams, E. R.
Structural
and Electric Field Effects
of Ions in Aqueous Nanodrops
J.
Am. Chem. Soc. 2011, 133,
4810-4818.web
Sterling, H. J.; Cassou, C.
A.; Trnka, M. J.; Burlingame, A.
L.; Krantz, B. A.;
Williams, E. R.
The
Role of Conformational Flexibility on
Protein Supercharging in Native Electrospray Ionization
Phys.
Chem. Chem. Phys., 2011,
13,
18288-18296.web
Leib, R. D.; Williams, E. R.
Simultaneous
Quantitation of Amino
Acid Mixtures using Clustering Agents
J.
Am. Soc. Mass Spectrom. 2011, 22,
624-632.web
Flick, T. G.; Merenbloom, S.
I.; Williams, E. R.
A
Simple and Robust Method for
Determining the Number of Basic Sites in Peptides and Proteins Using
Electrospray Ionization Mass Spectrometry
Anal.
Chem. 2011, 83,
2210-2214.web
2010
Donald, W. A.; Leib, R. D.;
Demireva, M.; Negru, B.; Neumark,
D. M.;
Williams, E. R.
Average
Sequential Water Molecule Binding
Enthalpies of M(H2O)2+19-124
(M= Co, Fe, Mn, and Cu) Measured with Ultraviolet Photodissociation at
193 and 248 nm J.
Phys. Chem. A, 2010,
115
2-12.web
Kintzer, A. F.; Sterling, H.
J.; Tang, I. I.; Williams, E.
R.; Krantz, B. A.
Anthrax
Toxin Receptor Drives Protective Antigen
Oligomerization and Stabilizes the Heptameric and Octameric Oligomer by
a Similar Mechanism
PLoS
ONE 2010,
5(11):
e13888. doi:10.1371/journal.pone.0013888
web
Williams, E.
R.
Foreword
Int. J.
Mass Spectrom. 2010, 297,
1.
web
Feld, G. K.; Thoren, K. L.;
Kintzer, A. F.; Sterling, H. J.;
Tang, I. I.; Greenberg, S. G.; Williams, E. R.; Krantz, B. A.
Structural
Basis for the Unfolding of Anthrax Lethal Factor by Protective Antigen
Oligomers Nat.
Struct. Mol. Biol. 2010,
17,
1383-1390
web
Sterling, H. J.;Williams, E. R.
Real-Time
Hydrogen/Deuterium Exchange
Kinetics
via Supercharged Electrospray Ionization Tandem Mass Spectrometry
Anal.
Chem. 2010,
82, 9050-9057. web
Prell, J. S.; Correra, T. C.;
Chang, T. M.; Biles, J. A.;
Williams,
E. R.
Entropy
Drives an Attached Water Molecule from the C- to N-Terminus on
Protonated Proline J.
Am. Chem. Soc. 2010, 132,
14733-14735.
web
Donald, W. A.; Williams, E. R.
An
Improved Cluster Pair Correlation
Method for
Obtaining the Absolute Proton Hydration Energy and Enthalpy Evaluated
with an
Expanded Data Set
J.
Phys.
Chem. B 2010, 114,
13189-13200. web
O'Brien, J. T.; Prell, J. S.;
Berden, G.; Oomens, J.;
Williams, E. R.
Effects
of Anions
on the Zwitterion Stability of Glu, His, and Arg Investigated by IRMPD
Spectroscopy and Theory
Int.
J. Mass
Spectrom. 2010
297, 116-123.web
Sterling, H. J.; Daly, M. P.;
Feld, G. K.; Thoren, K. L.;
Kintzer, A. F.; Krantz, B. A.; Williams,
E. R.
Effects
of Supercharging Reagents on Noncovalent Complex Structure in
Electrospray Ionization from Aqueous Solutions
J. Am.
Soc. Mass Spectrom. 2010, 21,
1762-1774.
web
O'Brien, J. T.; Prell, J. S.;
Bush, M. F.; Williams, E. R.
Sulfate
Ion Patterns Water at Long Distance
J.
Am. Chem. Soc. 2010,
132,
8248-8249.
web
Kintzer, A. F.; Sterling, H.
J.; Tang, I. I.; Abdul-Gader,
A.; Miles, A. J.; Wallace, B. A.; Williams, E. R.; Krantz, B. A.
Role
of the Protective Antigen Octamer
in the Molecular Mechanism of Anthrax Lethal Toxin Stabilization in
Plasma J.
Mol. Biol. 2010,
399,
741-758
web
Prell, J. S.; Chang, T. M.;
O'Brien, J. T; Williams,
E. R.
Hydration
Isomers of Protonated Phenylalanine and Derivatives: Relative
Stabilities from Infrared Photodissociation
J. Am.
Chem. Soc 2010,
132,
7811-7819
web
Donald, W. A.; Leib, R. D.;
Demireva, M.; Negru, B.; Neumark,
D. M.;
Williams,
E. R.
"Weighing"
Photon Energies with Mass Spectrometry: Effects of Water on Ion
Fluorescence J.
Am. Chem. Soc. 2010,
132,
6904-6905
web
Demireva, M.; Williams, E. R.
Measuring
Internal Energy Deposition in Collisional Activation Using Hydrated Ion
Nanocalorimetry to Obtain Peptide Dissociation Energies and Entropies
J.
Am. Soc. Mass Spectrom. 2010,
21,
1133-1143
web
Flick, T.G.; Leib, R.D.;
Williams,
E. R.
Direct
Standard-Free Quantitation of Tamiflu and Other Pharmaceutical Tablets
Using Clustering Agents with Electrospray Ionization Mass Spectrometry
Anal.
Chem. 2010,
82,
1179-1182.
web
Sterling, H. J.; Batchelor, J.
D.; Wemmer, D. E.;
Williams,
E. R.
Effects
of Buffer Loading for Electrospray Ionization Mass Spectrometry of a
Noncovalent Protein Complex that Requires High Concentrations of
Essential Salts J.
Am. Soc. Mass Spectrom. 2010,
21,
1045-1049.
web
Donald, W. A.; Demireva, M.;
Leib, R. D.; Aiken, M. J.;
Williams,
E. R.
Electron
Hydration and Ion-Electron Pairs in Water Clusters Containing Trivalent
Metal Ions J.
Am. Chem. Soc. 2010,
132,
4633-4640.
web
Prell, J. S.; O'Brien, J. T.;
Williams,
E. R.
IRPD
Spectroscopy and Ensemble Measurements: Effects of Different Data
Acquisition and Analysis Methods
J.
Am. Soc. Mass Spectrom. 2010,
21,
800-809.
web
Donald, W. A.; Williams,
E. R.
Measuring
the Extent and Width of Internal Energy Deposition in Ion Activation
Using Nanocalorimetry
J.
Am. Soc. Mass Spectrom. 2010,
21,
615-625.
web
Prell, J. S.; Flick, T.G.;
Oomens, J.; Berden, G.;
Williams,E. R.
Coordination
of Trivalent Metal
Cations to Peptides: Results from IRMPD Spectroscopy and Theory
J.
Phys. Chem. A 2010,
114, 854-860.
web
Chung, M.; Riby, J.; Li, H.;
Iavarone, A. T.; Williams, E.
R.; Zheng, Y.; Rappaport, S. M.
A
Sandwich Enzyme-Linked Immunosorbent
Assay for Adducts of Polycyclic Aromatic Hydrocarbons with Human Serum
Albumin Anal.
Biochem. 2010,
400, 123-129.
web
Funk, W. E.; Li, H.; Iavarone,
A. T.; Williams, E. R.; Riby,
J.; Rappaport, S. M.
Enrichment
of Cysteinyl Adducts of Human Serum
Albumin Anal.
Biochem. 2010,
400, 61-68.
web
2009
Flick, T. G.; Leib, R. D.;
Williams, E.
R. Standard-Free
Quantitation of
Mixtures Using Clusters Formed by Electrospray Mass Spectrometry
Anal.
Chem. 2009,
81, 8434-8440.
web
Batchelor, J. D.; Sterling, H.
J., Hong, E.; Williams, E. R.;
Wemmer, D. E.
Receiver
Domains Control the Active-State
Stoichiometry of Aquifex aeolicus s54
Activator NtrC4, as Revealed by
Electrospray Ionization Mass Spectrometry
J.
Mol. Biol. 2009,
393, 634-643.
web
Donald, W. A.; Leib, R. D.;
Demireva, M.; O'Brien, J. T.;
Prell, J. S.; Williams, E. R.
Directly
Relating Reduction Energies
of Gaseous Eu(H2O)n3+,
n = 55-140, to Aqueous Solutions: The Absolute SHE Potential and Real
Proton Solvation Energy
J.
Am. Chem. Soc. 2009,
131, 13328-13337.
web
Bush, M. F.; O'Brien, J. T.;
Prell, J. S.; Wu, C.; Saykally,
R. J.; Williams, E. R.
Hydration
of Alkaline Earth Metal Dications:
Effects of Metal Ion Size Determined Using Infrared Action Spectroscopy
J.
Am. Chem. Soc. 2009,
131, 13270-13277.
web
Sterling, H. J.; Williams, E.
R.
Origin
of Supercharing in Electrospray
Ionization of Noncovalent Complexes from Aqueous Solution
J. Am.
Soc. Mass Spectrom. 2009,
20, 1933-1943.
web
Kintzer, A. F.; Thoren, K. L.;
Sterling, H. J.; Dong, K. C.;
Feld,
G. K.; Tang, I. I.; Zhang, T. T.; Williams, E. R.; Berger, J. M.;
Krantz, B. A.
The
Protective Antigen Component of Anthrax
Toxin Forms Functional Octameric Complexes
J. Mol.
Biol. 2009,
392,
614-629.
web
Prell, J.
S.;O’Brien,
J. T.; Steill,
J. D.; Oomens, J.; Williams, E. R. Structures
of Protonated Dipeptides: The Role of Arginine in Stabilizing Salt
Bridges. J. Am.
Chem.
Soc. 2009, 131, 11442-11449.
web
Donald, W. A.; Leib, R. D.;
O'Brien, J. T.;Williams, E. R.
Directly
Relating Gas-Phase Cluster Measurements
to Solution-Phase Hydrolysis, the Absolute Standard Hydrogen Electrode
Potential, and the Absolute Proton Solvation Energy
Chem.
Eur. J. 2009,
15, 5926-5934.
web
Leib, R. D.; Flick, T. G.;
Williams, E. R.
Direct
Quantitation of Peptide Mixtures without
Standards Using Clusters Formed by Electrospray Ionization Mass
Spectrometry Anal.
Chem. 2009,
81, 3965-3972.
web
O'Brien, J. T.; Prell, J. S.;
Steill, J. D.; Oomens, J.;
Williams, E. R.
Changes
in Binding Motif of Protonated
Heterodimers
Containing Valine and Amines Investigated Using IRMPD Spectroscopy
between 800 and 3700 cm−1
and Theory J.
Am. Chem. Soc. 2009, 131, 3905-3912.
web
Prell, J. S.;
Williams, E. R.
Structures
of Thermal, Mass-Selected Water
Clusters Probed with Hydrophobic Ion Tags and Infrared
Photodissociation Spectroscopy
J.
Am. Chem. Soc. 2009, 131, 4110-4119.
web
Prell, J. S.; Demireva, M.;
Oomens, J.;
Williams, E. R.
Role of
Sequence in Salt-Bridge Formation for
Alkali Metal Cationized GlyArg and ArgGly Investigated with IRMPD
Spectroscopy and Theory
J.
Am. Chem. Soc. 2009, 131, 1232-1242.
web
Bush, M. F.; Oomens, J.;
Williams, E. R.
Proton
Affinity and Zwitterion Stability: New
Results from Infrared Spectroscopy and Theory of Cationized Lysine and
Analogues in the Gas Phase
J.
Phys. Chem. A 2009, 113, 431-438.
web
2008
Bush, M. F.; Saykally, R. J.;
Williams, E. R.
Infrared
Action Spectra of Ca2+(H2O)11-69 Exhibit Spectral Signatures for
Condensed-Phase Structures with Increasing Cluster Size
J. Am.
Chem. Soc. 2008, 130, 15482-15489.
web
Holm, A. I. S.; Donald, W. A.;
Hvelplund, P.; Larsen, M.
K.; Nielsen, S. B.;
Williams, E. R.
Investigation
of Energy Deposited by Femtosecond
Electron
Transfer in Collisions Using Hydrated Ion Nanocalorimetry
J.
Phys. Chem. A 2008, 112, 10721-10727.
web
O'Brien, J. T.; Prell, J. S.;
Steill, J. D.; Oomens, J.;
Williams, E.R.
Interactions
of Mono- and Divalent
Metal Ions with Aspartic and Glutamic Acid Investigated with IR
Photodissociation Spectroscopy and Theory
J.
Phys. Chem. A 2008, 112, 10823-10830.
web
Prell, J. S.; O'Brien, J. T.;
Holm, A. I. S.; Leib, R.
D.;
Donald, W. A.; Williams, E.R.
Electron
Capture by a Hydrated Gaseous Peptide: Effects of Water on
Fragmentation and Molecular Survival
J.
Am.
Chem. Soc. 2008, 130, 12680-12689.
web
Bush, M. F.; Oomens, J.;
Saykally, R. J.; Williams, E. R.
Alkali
Metal Ion Binding to Glutamine and Glutamine Derivatives
Investigated by Infrared Action Spectroscopy and Theory
J.
Phys. Chem. A 2008, 112, 8578-8584.
web
Donald, W.
A.; Leib, R. D.; O'Brien, J. T.; Holm, A. I. S.; Williams, E.
R. Nanocalorimetry in mass
spectrometry: A route to understanding ion and electron solvation
Proc.
Natl. Acad. Sci. U.S.A. 2008, 105, 18102-18107.
web
Bush, M. F.; Saykally,
R.J.;
Williams, E. R. Reactivity
and Infrared Spectroscopy of Gaseous Hydrated Trivalent Metal Ions
Journal
of the American Chemical
Society 2008, 130, 9122-9128.
web
O'Brien, J. T.;
Williams, E. R. Hydration
of Gaseous Copper Dications Probed by IR Action Spectroscopy Journal of Physical Chemistry A 2008, 112, 5893-5901.
web
Holm, A. I. S.; Larson, M.
K.; Panja, S.;
Hvelplund, P.; Nielson, S. B.; Leib, R. D.; Donald, W. A.; Williams, E.
R.; Hao, C.; Turecek, F. Electron
capture, femtosecond electron transfer and theory: A study of
noncovalent crown ether 1,n-diammonium alkane complexes. International Journal of Mass Spectrometry
2008, 276, 116-126.
web
O'Brien, J. T.; Prell, J.
S.; Holm, A. I. S.
Williams, E. R. Effects of
Electron Kinetic Energy and Ion-Electron Inelastic Collisions in
Electron Capture Dissociation Measured Using Ion Nanocalorimetry. Journal of American Society for Mass
Spectrometry 2008, 19, 772-779.
web
Bush, M. F.; Oomens, J.;
Saykally, R. J.;
Williams, E. R. Effects of
Alkaline Earth Metal Ion Complexation on Amino Acid Zwitterion
Stability: Results from Infrared Action Spectroscopy. Journal
of the American Chemical
Society 2008, 130, 6463-6471
web
Donald, W. A.; Williams,
E.
R. Evaluation of
Different Implementations of the Thomson Liquid Drop Model: Comparison
to Monovalent and Divalent Cluster Ion Experimental Data.
Journal
of Physical Chemistry A 2008, 112, 3515-3522.
web
Donald, W. A.; Leib, R.
D.;
O'Brien, J. T.; Bush, M. F.; Williams, E. R.
Absolute
Standard Hydrogen Electrode Potential
Measured by Reduction of Aqueous Nanodrops in the Gas Phase.
Journal
of the American Chemical Society
2008, 130, 3371-3381.
web
2007
Forbes, M. W.; Bush, M.
F.;
Polfer, N. C; Oomens, J.; Dunbar, R. C.; Williams, E. R.; Jockusch, R.
A. Infrared
Spectroscopy of Arginine
Cation Complexes: Direct Observation of Gas-Phase Zwitterions.
Journal
of Physical Chemistry A. 2007, 111, 11759-11770.
web
Bush, M. F.; Prell, J. S;
Saykally, R. J.;
Williams, E. R. One Water
Molecule Stabilizes the Cationized Arginine Zwitterion. Journal
of the American Chemical
Society 2007, 129,
13544-13553.
web
Bush, M. F.; Saykally,
R.J.;
Williams, E. R. Hydration
of the Calcium Dication: Direct Evidence for Second Shell Formation
from Infrared Spectroscopy. ChemPhysChem
2007, 8,
2245
- 2253. web
Holm, A. I. S.; Hvelplund,
P.; Kadhane, U.; Larsen,
M. K.; Liu, B.; Nielsen, S. B.; Panja, S.; Pedersen, J. M.; Skrydstrup,
T.; Stochkel, K.; Williams, E. R.; Worm, E. S.
On
the
Mechanism of Electron-Capture-Induced
Dissociation of Peptide Dications from 15N-Labeling
and Crown-Ether Complexation.
Journal
of Physical Chemistry A. 2007,
doi:
10.1021/jp075943y.
web
Bush, M. F.; Forbes, M.W.;
Jockusch, R.A; Oomens, J.; Polfer, N.C; Saykally, R.J.; Williams, E. R.
Infrared
Spectroscopy of Cationized Lysine and e-N-methyllysine in the Gas
Phase: Effects of Alkali-Metal Ion Size and Proton Affinty on
Zwitterion Stability. Journal
of Physical Chemistry A. 2007, 111, 7753-7760.
web
Leib, R. D.; Donald, W.
A.;
O'Brien, J. T.; Bush, M. F.; Williams, E. R.
Reduction
Energy of 1 M Aqueous Ruthenium(III)
Hexaammine in the Gas Phase: A Route toward Establishing an Absolute
Electrochemical Scale. Journal
of the American Chemical
Society. 2007, 129,
7716-7717.
web
Leib, R. D.; Donald, W.
A.;
Bush, M. F.; O'Brien, J. T.; Williams, E. R.
Nonergodicity
in Electron Capture Dissociation
Investigated Using Hydrated Ion Nanocalorimetry.
Journal
of the American Society for Mass Spectrometry.
2007, 18,
1217-1231.
web
Leib, R. D.; Donald, W.
A.;
Bush, M. F.; O'Brien, J. T.; Williams, E. R.
Internal
Energy Deposition in Electron Capture
Dissociation Measured Using Hydrated Divalent Metal Ions as
Nanocalorimeters . Journal
of the American Chemical
Society. 2007, 129,
4894-4895.
web
Bush, M. F., Saykally, R.
J.
and Williams, E. R. Evidence
for Water Rings in the Hexahydrated Sulfate Dianion from IR Spectroscopy.
Journal
of the American Chemical
Society. 2007,
129,
2220-2221.
web
Bush, M. F., O'Brien, J.
T.,
Prell, J. S., Saykally, R. J. and Williams, E. R.
Infrared
Spectroscopy of Cationized Arginine in the Gas Phase: Direct Evidence
for the Transition from Nonzwitterionic to Zwitterionic Structure.
Journal
of the American Chemical
Society. 2007,
129,
1612-1622. web
Robinson, E.W.; Sellon,
R.E.; Williams, E.R. Peak
deconvolution in high-field
asymmetric waveform ion mobility spectrometry (FAIMS) to characterize
macromolecular conformations.
International
Journal of Mass Spectrometry 2007, 259, 87-95.
web
2006
Bush,
M.
F., Saykally, R. J.
and Williams, E. R.Formation
of Hydrated Triply Charged Metal Ions
from Aqueous Solutions using Nanodrop Mass Spectrometry.
International
Journal of Mass Spectrometry.
2006,
252,
256-262.
web
Robinson, E. W., Leib, R.
D.
and Williams, E. R. The
Role of Conformation on Electron Capture Dissociation of Ubiquitin.
Journal
of the American Society
for
Mass Spectrometry. 2006,
17,
1470-1480.
web
Robinson, E. W., Garcia,
D.
E., Leib, R. D. and Williams, E. R.
Enhanced
Mixture Analysis of Poly(ethylene glycol) Using High-Field Asymmetric
Waveform Ion Mobility Spectrometry Combined with Fourier Transform Ion
Cyclotron Resonance Mass Spectrometry.
Analytical
Chemistry. 2006,
78,
2190-2198.
web
Lemoff, A. S., Bush, M.
F.,
O'Brien, J. T. and Williams, E. R.
Structures
of Lithiated Lysine and Structural Analogues in the Gas Phase: Effects
of Water and Proton Affinity on Zwitterionic Stability.
Journal
of Physical Chemistry A. 2006,
110,
8433-8442.
web
Lemoff, A. S., Wu, C.-C.,
Bush, M. F. and Williams, E. R.
Binding
Energies of Water to Doubly Hydrated Cationized Glutamine and
Structural Analogues in the Gas Phase.
Journal
of Physical Chemistry A. 2006,
110,
3662-3669.
web
Krishnaswamy, S. R.,
Williams, E. R. and Kirsch, J. F.
Free
energies of protein-protein association determined by electrospray
ionization mass spectrometry correlate accurately with values obtained
by solution methods. Protein
Science. 2006,
15,
1465-1475.
web
Kamariotis, A., Boyarkin,
O.
V., Mercier, S., Beck, R. D., Bush, M. F., Williams, E. R. and Rizzo,
T. R. Infrared
Spectroscopy of hydrated amino acids in the gas phase: protonated and
lithiated valine.. Journal
of the American Chemical Society.
2006,
128,
905-916.
web
Chakraborty, T., Holm, A.
I.
S., Hvelplund, P., Nielsen, S. B., Poully, J.-C., Worm, E. S. and
Williams, E. R. On the
Survival of Peptide Cations After Electron Capture: Role of Internal
Hydrogen Bonding and Microsolvation.
Journal
of the American Society for Mass Spectrometry.
2006,
17,
1675-1680.
web
2005
Wong, R. L., Williams, E.
R., Counterman, A. E. and Clemmer, D. E.
Evaluation
of ion mobility spectroscopy for
determining charge-solvated versus salt-bridge structures of protonated
trimers. Journal of the
American Society for Mass Spectrometry.
2005,
16,
1009-1019.
web
Robinson, E. W. and
Williams, E. R. Multidimensional
Separations of Ubiquitin Conformers in the Gas Phase: Relating Ion
Cross Sections to H/D Exchange Measurements.
Journal
of the American Society for Mass
Spectrometry. 2005,
16,
1427-1437.
web
Lemoff, A. S., Bush, M. F.
and Williams, E. R. Structures
of cationized proline analogues: Evidence for the Zwitterionic form.
Journal
of Physical Chemistry A. 2005,
109,
1903-1910.
web
Lemoff, A. S., Bush, M.
F.,
Wu, C. C. and Williams, E. R.
Structures
and hydration enthalpies of cationized glutamine and structural
analogues in the gas phase. Journal
of the American Chemical Society.
2005,
127,
10276-10286.
web
2004
Wong, R. L., Robinson, E.
W.
and Williams, E. R. Activation
of Protonated Peptides and Molecular Ions of Small Molecules Using
Heated Filaments in Fourier-Transform Ion Cyclotron Resonance Mass
Spectrometry. International
Journal of Mass Spectrometry.
2004,
234,
1-9.
web
Wong, R. L., Paech, K. and
Williams, E. R. Blackbody
Infrared Radiative Dissociation at Low Temperature: Hydration of X2+(H2O)n,
for X = Mg, Ca. International
Journal of Mass Spectrometry.
2004,
232,
59-66.
web
Williams, E. R., Jurchen,
J.
C., Garcia, D. E., Lemoff, A. S. and Bush, M. F.
Noncovalent
Biomolecule Complexes Both Large and
Small. Advances in Mass
Spectrometry. 2004,
16,
79-94.
Lemoff,
A. S. and Williams, E. R. Binding
energies of water to lithiated valine:
Formation of solution-phase structure in vacuo.
Journal
of the American Society for Mass
Spectrometry. 2004,
15,
1014-1024.
web
Iavarone, A. T., Udekwu,
O.
A. and Williams, E. R. Buffer
loading for counteracting metal salt-induced signal suppression in
electrospray ionization. Analytical
Chemistry. 2004,
76,
3944-3950.
web
Jurchen, J. C., Garcia, D.
E. and Williams, E. R. Further
studies on the origins of asymmetric charge partitioning in protein
homodimers. Journal of the
American Society for Mass Spectrometry.
2004,
15,
1408-1415.
web
Iavarone, A. T., Paech, K.
and Williams, E. R. The
Effects of Charge State and Cationizing Agent on the Electron Capture
Dissociation of a Peptide. Analytical
Chemistry. 2004,
76,
2231-2238.
web
2003
Wong, R. L. and Williams,
E.
R. Dissociation of SO42-(H2O)n
clusters, n=3-17. Journal
of Physical Chemistry A. 2003,
107,
10976-10983.
web
Paech, K., Jockusch, R. A.
and Williams, E. R. Slow
infrared laser dissociation of biomolecules in the rapid energy
exchange limit. Journal of
Physical Chemistry A. 2003,
107,
2596-2596.
web
Lemoff, A. S., Bush, M. F.
and Williams, E. R. Binding
energies of water to sodiated valine and structural isomers in the gas
phase: The effect of proton affinity on zwitterion stability.
Journal
of the American Chemical
Society. 2003,
125,
13576-13584.
web
Iavarone, A. T. and
Williams, E. R. Mechanism
of charging and supercharging molecules in electrospray ionization.
Journal
of the American Chemical
Society. 2003,
125,
2319-2327.
web
Kelley, W. P., Wolters, A.
M., Sack, J. T., Jockusch, R. A., Jurchen, J. C., Williams, E. R.,
Sweedler, J. V. and Gilly, W. F.
Characterization
of a novel gastropod toxin (6-bromo-2-mercaptotryptamine) that inhibits
shaker K channel activity. Journal
of Biological Chemistry. 2003,
278,
34934-34942.
web
Jurchen, J. C. and
Williams,
E. R. Origin of asymmetric
charge partitioning in the dissociation of gas-phase protein homodimers.
Journal
of the American Chemical
Society. 2003,
125,
2817-2826.
web
Jurchen, J. C., Cooper, R.
E. and Williams, E. R. The
role of acidic residues and of sodium ion adduction on the gas-phase
H/D exchange of peptides and peptide dimers.
Journal
of the American Society for Mass
Spectrometry. 2003,
14,
1477-1487.
web
Jurchen, J. C., Garcia, D.
E. and Williams, E. R. Gas-phase
dissociation pathways of multiply charged peptide clusters.
Journal
of the American Society
for
Mass Spectrometry. 2003,
14,
1373-1386.
web
Iavarone, A. T. and
Williams, E. R. Collisionally
activated dissociation of supercharged proteins formed by electrospray
ionization. Analytical
Chemistry. 2003,
75,
4525-4533.
web
2002
Williams, E. R. and
Wysocki,
V. H. Special issue:
Structure of biological molecules - Foreword.
International
Journal of Mass Spectrometry.
2002,
219,
VII-VIII.
web
Paech, K., Jockusch, R. A.
and Williams, E. R. Slow
infrared laser dissociation of molecules in the rapid energy exchange
limit. Journal of Physical
Chemistry A. 2002,
106,
9761-9766.
web
Iavarone, A. T. and
Williams, E. R. Supercharging
in electrospray ionization: effects on signal and charge.
International
Journal of Mass Spectrometry.
2002,
219,
63-72.
web
2001
Strittmatter, E. F. and
Williams, E. R. The role
of proton affinity, acidity, and electrostatics on the stability of
neutral versus ion-pair forms of molecular dimers.
International
Journal of Mass Spectrometry.
2001,
212,
287-300.
web
Rodriguez-Cruz, S. E. and
Williams, E. R. Gas-phase
reactions of hydrated alkaline earth metal ions, M2+(H2O)(n) (M = Mg,
Ca, Sr, Ba and n=4-7), with benzene.
Journal
of the American Society for Mass Spectrometry.
2001,
12,
250-257.
web
Jockusch, R. A., Lemoff,
A.
S. and Williams, E. R. Hydration
of valine-cation complexes in the gas phase: On the number of water
molecules necessary to form a zwitterion.
Journal
of Physical Chemistry A. 2001,
105,
10929-10942.
web
Jockusch, R. A., Lemoff,
A.
S. and Williams, E. R. Effect
of metal ion and water coordination on the structure of a gas-phase
amino acid. Journal of the
American Chemical Society. 2001,
123,
12255-12265.
web
Iavarone, A. T., Jurchen,
J.
C. and Williams, E. R. Supercharged
protein and peptide ions formed by electrospray ionization.
Analytical
Chemistry. 2001,
73,
1455-1460.
web
2000
Strittmatter, E. F., Wong,
R. L. and Williams, E. R. Gas-phase
basicity of (CH3)(3)N+-C6H4-COO- zwitterions: A new class of organic
super bases. Journal of
the American Chemical Society.
2000,
122,
1247-1248.
web
Strittmatter, E. F. and
Williams, E. R. Structures
of protonated arginine dimer and bradykinin investigated by density
functional theory: Further support for stable gas-phase salt bridges.
Journal
of Physical Chemistry A. 2000,
104,
6069-6076.
web
Strittmatter, E. F.,
Lemoff,
A. S. and Williams, E. R. Structure
of cationized glycine, gly center dot M2+ (M = Be, Mg, Ca, Sr, Ba), in
the gas phase: Intrinsic effect of cation size on zwitterion stability.
Journal
of Physical Chemistry A. 2000,
104,
9793-9796.
web
Strittmatter, E. F., Wong,
R. L. and Williams, E. R. Effects
of gas-phase basicity on the proton transfer between organic bases and
trifluoroacetic acid in the gas phase: Energetics of charge solvation
and salt bridges. Journal
of Physical Chemistry A. 2000,
104,
10271-10279.
web
Jockusch, R. A., Paech, K.
and Williams, E. R. Energetics
from slow infrared multiphoton dissociation of biomolecules.
Journal
of Physical Chemistry A. 2000,
104,
3188-3196.
web
Iavarone, A. T., Jurchen,
J.
C. and Williams, E. R. Effects
of solvent on the maximum charge state and charge state distribution of
protein ions produced by electrospray ionization.
Journal
of the American Society for Mass
Spectrometry. 2000,
11,
976-985.
web
1999
Strittmatter, E. F.
& Williams, E. R. Computational
approach to the proton affinities of Gly(n) (n = 1-10).
International
Journal of Mass Spectrometry.
(1999),
185-187,
935-948.
web
Strittmatter, E. F.,
Schnier, P. D., Klassen, J. S. & Williams, E. R.
Dissociation
energies of deoxyribose nucleotide
dimer anions measured using blackbody infrared radiative dissociation.
Journal
of the American Society for
Mass Spectrometry. (1999),
10,
1095-1104.
web
Schnier, P. D., Jurchen,
J. C. & Williams, E. R.
The
effective temperature of peptide ions dissociated by sustained
off-resonance irradiation collisional activation in Fourier transform
mass spectrometry. Journal
of Physical Chemistry B. (1999),
103,
737-745.
web
Rodriguez-Cruz, S. E.,
Jockusch, R. A. & Williams, E. R.
Binding
energies of hexahydrated alkaline earth
metal ions, M2+(H2O)(6), M = Mg, Ca, Sr, Ba: Evidence of isomeric
structures for magnesium. Journal
of the American Chemical Society.
(1999),
121,
1986-1987.
web
Rodriguez-Cruz, S. E.,
Klassen, J. S. & Williams, E. R.
Hydration
of gas-phase ions formed by
electrospray ionization. Journal
of the American Society for Mass Spectrometry.
(1999),
10,
958-968.
web
Rodriguez-Cruz, S. E.,
Jockusch, R. A. & Williams, E. R.
Hydration
energies and structures of alkaline
earth metal ions, M2+(H2O)(n), n=5-7, M = Mg, Ca, Sr, and Ba.
Journal
of the American Chemical
Society. (1999),
121,
8898-8906.
web
Jockusch, R. A., Price, W.
D. & Williams, E. R. Structure
of cationized arginine (Arg center dot M+, M = H, Li, Na, K, Rb, and
Cs) in the gas phase: Further evidence for zwitterionic arginine.
Journal
of Physical Chemistry A. (1999),
103,
9266-9274.
web
Beyer, M., Williams, E. R.
& Bondybey, V. E. Unimolecular
reactions of dihydrated alkaline earth metal dications M2+(H2O)(2), M =
Be, Mg, Ca, Sr, and Ba: Salt-bridge mechanism in the proton-transfer
reaction M2+(H2O)(2)-> MOH++H3O+.
Journal
of the American Chemical Society.
(1999),
121,
1565-1573.
web
1998
Williams, E. R. et al.
The
Structure and Reactivity of
Large Multiply Charged Biomolecular Ions.
Advances
in Mass Spectrometry. (1998),
14,
119-128.
Williams, E. R.
Tandem
FTMS of large biomolecules. Analytical
Chemistry. (1998),
70,
179A-185A.
Schnier, P. D. &
Williams, E. R. Analysis
of isomeric mixtures using blackbody infrared radiative dissociation:
Determining isomeric purity and obtaining individual tandem mass
spectra simultaneously. Analytical
Chemistry. (1998),
70,
3033-3041.
web
Schnier, P. D., Klassen,
J. S., Strittmatter, E. E. & Williams, E. R.
Activation
energies for dissociation of double
strand oligonucleotide anions: Evidence for Watson-Crick base pairing
in vacuo. Journal of the
American Chemical Society. (1998),
120,
9605-9613.
web
Rodriguez-Cruz, S. E.,
Jockusch, R. A. & Williams, E. R.
Hydration
energies of divalent metal ions,
Ca2+(H2O)(n) (n=5-7) and Ni2+(H2O)(n) (n=6-8), obtained by blackbody
infrared radiative dissociation.
Journal
of the American Chemical Society.
(1998),
120,
5842-5843.
web
Price, W. D., Jockusch, R.
A. & Williams, E. R. Binding
energies of protonated betaine complexes: A probe of zwitterion
structure in the gas phase. Journal
of the American Chemical Society.
(1998),
120,
3474-3484.
web
Lillard, S. J. et al.
Separation
and characterization of
amines from individual atrial gland vesicles of Aplysia californica.
Analytical
Chemistry. (1998),
70,
3517-3524.
web
Klassen, J. S., Schnier,
P. D. & Williams, E. R.
Blackbody
infrared radiative dissociation of oligonucleotide anions.
Journal
of the American Society for
Mass Spectrometry. (1998),
9,
1117-1124.
web
Jockusch, R. A. &
Williams, E. R. Binding
energies of proton-bound dimers of imidazole and n-acetylalanine methyl
ester obtained by blackbody infrared radiative dissociation.
Journal
of Physical Chemistry A. (1998),
102,
4543-4550.
web
Chiu, D. T. et al.
Probing
single secretory vesicles
with capillary electrophoresis.
Science.
(1998),
279,
1190-1193.
web
1997
Schnier, P. D., Price, W.
D., Strittmatter, E. F. & Williams, E. R.
Dissociation
energetics and mechanisms of
leucine enkephalin (M+H)(+) and (2M+X)(+) ions (X=H, Li, Na, K, and Rb)
measured by blackbody infrared radiative dissociation.
Journal
of the American Society for Mass
Spectrometry. (1997),
8,
771-780.
web
Rodriguez-Cruz, S. E.,
Klassen, J. S. & Williams, E. R.
Hydration
of gas-phase gramicidin S (M+2H)(2+)
ions formed by electrospray: The transition from solution to gas-phase
structure. Journal of the
American Society for Mass Spectrometry.
(1997),
8,
565-568.
web
Price, W. D., Schnier, P.
D. & Williams, E. R. Binding
energies of the proton-bound amino acid dimers Gly center dot Gly, Ala
center dot Ala, Gly center dot Ala, and Lys center dot Lys measured by
blackbody infrared radiative dissociation.
Journal
of Physical Chemistry B. (1997),
101,
664-673.
web
Price, W. D. &
Williams, E. R. Activation
of peptide ions by blackbody radiation: Factors that lead to
dissociation kinetics in the rapid energy exchange limit.
Journal
of Physical Chemistry A. (1997),
101,
8844-8852.
web
Price, W. D., Jockusch, R.
A. & Williams, E. R. Is
arginine a zwitterion in the gas phase?
Journal
of the American Chemical Society.
(1997),
119,
11988-11989.
web
Jockusch, R. A. et al.
Effects
of charge state on
fragmentation pathways, dynamics, and activation energies of ubiquitin
ions measured by blackbody infrared radiative dissociation.
Analytical
Chemistry. (1997),
69,
1119-1126.
web
Gross, D. S., Zhao, Y. X.
& Williams, E. R. Dissociation
of heme-globin complexes by blackbody infrared radiative dissociation:
Molecular specificity in the gas phase?
Journal
of the American Society for Mass
Spectrometry. (1997),
8,
519-524.
web
1996
Williams, E. R.
Proton
transfer reactivity of large
multiply charged ions. Journal
of Mass Spectrometry. (1996),
31,
831-842.
web
Schnier, P. D., Price, W.
D., Jockusch, R. A. & Williams, E. R.
Blackbody
infrared radiative dissociation of
bradykinin and its analogues: Energetics, dynamics, and evidence for
salt-bridge structures in the gas phase.
Journal
of the American Chemical Society.
(1996),
118,
7178-7189.
web
Schnier, P. D., Price, W.
D. & Williams, E. R. Modeling
the maximum charge state of arginine-containing peptide ions formed by
electrospray ionization. Journal
of the American Society for Mass Spectrometry.
(1996),
7,
972-976.
web
Price, W. D., Schnier, P.
D. & Williams, E. R. Tandem
mass spectrometry of large biomolecule ions by blackbody infrared
radiative dissociation. Analytical
Chemistry. (1996),
68,
859-866.
web
Price, W. D., Schnier, P.
D., Jockusch, R. A., Strittmatter, E. F. & Williams, E. R.
Unimolecular
reaction kinetics in
the high-pressure limit without collisions.
Journal
of the American Chemical Society.
(1996),
118,
10640-10644.
web
Gross, D. S. &
Williams, E. R. Structure
of gramicidin S (M+H+X)(2+) ions (X=Li, Na, K) probed by proton
transfer reactions. Journal
of the American Chemical Society.
(1996),
118,
202-204.
web
Gross, D. S., Schnier, P.
D., RodriguezCruz, S. E., Fagerquist, C. K. & Williams, E. R.
Conformations
and folding of
lysozyme ions in vacuo. Proceedings
of the National Academy of Sciences of the United States of America.
(1996),
93,
3143-3148.
web
Gross, D. S. &
Williams, E. R. On the
dissociation and conformation of gas-phase methonium ions.
International
Journal of Mass
Spectrometry and Ion Processes.
(1996),
158,
305-318.
1995
Schnier, P. D., Gross, D.
S. & Williams, E. R. Electrostatic
Forces and Dielectric Polarizability of Multiply Protonated Gas-Phase
Cytochrome-C Ions Probed by Ion/Molecule Chemistry.
Journal
of the American Chemical Society.
(1995),
117,
6747-6757.
web
Schnier, P. D., Gross, D.
S. & Williams, E. R. On
the Maximum Charge-State and Proton-Transfer Reactivity of Peptide and
Protein Ions Formed by Electrospray-Ionization.
Journal
of the American Society for Mass
Spectrometry. (1995),
6,
1086-1097.
web
Gross, D. S. &
Williams, E. R. Experimental-Measurement
of Coulomb Energy and Intrinsic Dielectric Polarizability of a Multiply
Protonated Peptide Ion Using Electrospray-Ionization Fourier-Transform
Mass-Spectrometry. Journal
of the American Chemical Society.
(1995),
117,
883-890.
web
Gross, D. S.,
Rodriquez-Cruz, S. E., Bock, S. & Williams, E. R.
Measurement
of Coulomb Energy and Dielectric
Polarizability of Gas-Plate Diprotonated Diaminoalkanes.
Journal
of Physical Chemistry. (1995),
99,
4034-4038.
web
1994
Williams, E. R.
Electrospray-Ionization
with
Fourier-Transform Mass-Spectrometry.
Trac-Trends
in Analytical Chemistry. (1994),
13,
247-251.
web
Collman, J. P. et al.
A
Synthetic Analog for the
Oxygen-Binding Site in Cytochrome-C-Oxidase.
Journal
of the American Chemical Society.
(1994),
116,
9783-9784.
web