Webb Group

Research People Links Contact Publications


The University of Texas at Austin

34.  Walker, D. M.; Wang, R.; and Webb, L. J.  "Conserved Electrostatic Fields at the Ras-Effector Interface Measured Through Vibrational Stark Effect Spectroscopy Explain the Difference in Tilt Angle in the Ras Binding Domain of Raf and RalGDS."  Phys. Chem. Chem. Phys.  2014, 16. 20047-20060. 
pdf

33.  Lim, M.; Wu, J.; Yao, J.; Gallardo, I. F.; Dugger, J. W.; Webb, L. J.; Huang, J.; Salmi, M. L.; Clark, G.; Roux, S. J.  "Apyrase Suppression Raises Extracellular ATP Levels and Induces Gene Expression and Cell Wall Changes Characteristic of Stress Responses."  Plant Phys. 2014, 164, 2054-2067.
pdf

32.  Ritchie, A. R.; and Webb, L. J.  "Inclusion of Explicit Solvent Near a Vibrational Stark Probe Shows No Improvement Over Purely Implicit Solvent in the Calculation of Protein Electrostatic Field Changes Using APBS."  J. Phys. Chem. B 2014, 118, 7692-7702. 
pdf

31.  Ritchie, A. W. and Webb, L. J.  "Optimizing Electrostatic Field Calculations with the Adaptive Poisson-Boltzmann Solver to Predict Electric Fields at Protein-Protein Interfaces I: Sampling and Focusing."  J. Phys. Chem. B 2013, 117, 11473-11489. pdf

30.  Raigoza, A. F.; Dugger, J. W.; and Webb, L. J.  "Review: Recent Advances and Current Challenges in Scanning Probe Microscopy of Biomolecular Surfaces and Interfaces."  ACS Appl. Mater. Interface. 2013, 5, 9249-9261.  pdf
 
29.  Gupta, S. C.; Sung, B.; Prasad, S.; Webb, L. J.; and Aggarwal, B. B.  "Exploring the Anti-Cancer Potential of Non-Cancer Drugs: Teaching New Tricks to Old Dogs."  Trends Pharmacol. Sci. 2013, 34, 508-517. 
pdf

28.  Walker, D. M.; Hayes, E. C.; and Webb, L. J.  "Vibrational Stark Effect Spectroscopy Reveals Complementary Electrostatic Fields Created by Protein-Protein Binding at the Interface of Ras and Ral."  Phys. Chem. Chem. Phys. 2013, 15, 12241-12252. pdf
 
27.  Raigoza, A. F. and Webb, L. J.  "Molecularly Resolved Images of Peptide-Functionalized Gold Surfaces by Scanning Tunneling Microscopy."  J. Am. Chem. Soc. 2012, 134, 19354-19357.  pdf

26.  Schroder, K.; Celio, H.; Webb, L. J.;* Stevenson, K. S.*  "Examining Solid Electrolyte Interphase Formation on Crystalline Silicon Electrodes: Influence of Electrochemical Preparation and Ambient Exposure Conditions.  J. Phys. Chem. C  2012, 116, 19737-19747
pdf
*Co-corresponding authors.

25.  Ragain, C. M.; Newberry, R. W.; Ritchie, A. W.; Webb, L. J.  "The Role of Electrostatics in Differential Binding of RalGDS to Rap Mutations E30D and K31E Investigated by Vibrational Spectroscopy of Thiocyanate Probes."  J. Phys. Chem. B 2012,
116, 9326-9336pdf

24.  Stafford, A. J.; Walker, D.; Webb, L. J.  Electrostatic Effects of Mutations to Ras Glutamine 61 Measured Using Vibrational Spectroscopy of a Thiocyanate Probe."  Biochemistry 2012, 51, 2757-2767.
pdf

23.  Gallardo, I. F. and Webb, L. J.  "Demonstration of alpha-Helical Structure of Peptides Tethered to Gold Surfaces Using Surface Infrared and Circular Dichroic Spectroscopies."  Langmuir 2012, 28, 3510-3515.  pdf

22.  Gupta, S. C.; Prasad, S.; Kim, J. H.; Patchva, S.  Webb, L. J.; Priyadarsini, I. K.; Aggarwal, B. B.  "Multitargeting by Curcumin as Revealed by Molecular Interaction Studies."  Nat. Prod. Rep. 2011, 28, 1937-1955.  pdf

21.  Hu, W. and Webb, L. J.  "Direct Measurement of the Membrane Dipole Field in Bicelles Using Vibrational Stark Effect Spectroscopy."  J. Phys. Chem. Lett 2011, 2, 1925-1930.  pdf

20. Ensign, D.L. and Webb, L. J.  "Factors Determining Electrostatic Fields at the Ras/Effector Interface."  Proteins 2011, 79, 3511-3524.  pdf

19. Gallardo, I. F. and Webb, L. J.  "Tethering Hydrophobic Peptides to Functionalized Self-Assembled Monolayers on Gold Through Two Chemical Linkers Using the Huisgen Cycloaddition."  Langmuir 2010,  26, 18959-18966.  pdf

18. Stafford, A. J.; Ensign, D. L.; and Webb, L. J.  "Vibrational Stark Effect Spectroscopy at the Interface of Ras and Rap1A Bound to the Ras Binding Domain of RalGDS Reveals an Electrostatic Mechanism for Protein-Protein Interaction."  J. Phys. Chem. B 2010, 114, 15331-15344.  pdf

Stanford University


17. Webb, L. J.; Boxer, S. G.  "Electrostatic Fields Near the Active Site of Human Aldose Reductase: 1. New Inhibitors and Vibrational Stark Effect Measurements."  Biochemistry 2008, 47, 1588-1598.  pdf

16. Fafarman, A. T.; Webb, L. J.; Chuang, J. I.; Boxer, S. G.  "Site-Specific Conversion of Cysteine Thiols into Thiocyanate Creates an IR Probe for Electric Fields in Proteins."  J. Am. Chem. Soc. 2006, 128, 13356-13357.  pdf

California Institute of Technology

15. Traub, M. C.; Biteen, J. S.; Michalak, D. J.; Webb, L. J.; Brunschwig, B. S.; Lewis, N. S.  "Phosphine Functionalization of GaAs(111)A Surfaces."  J. Phys. Chem. C 2008, 112, 18467-18473.  pdf

14. Jaeckel, B.; Hunger, R.; Webb, L. J.; Jaegermann, W.; Lewis, N. S.  "High-Resolution Synchrotron Photoemission Studies of the Electronic Structure and Thermal Stability of CH3- and C2H5-Functionalized Si(111) Surfaces." J. Phys. Chem. C 2007, 111, 18204-18213.  pdf

13. Hunger, R.; Fritsche, R.; Jaechel, B.; Webb, L. J.; Jaegermann, W.; Lewis, N. S.  "High-Resolution Photoemission Studies of the Interfacial Reactivity and Interfacial Energetics of Au and Cu Schottky Barriers on Methyl-Terminated Si(111) Surfaces."  Surf. Sci. 2007, 601, 2896-2907.  pdf

12. Nemanick, E. J.; Hurley, P. T.; Webb. L. J.; Knapp, D. W.; Michalak, D. J.; Brunschwig, B. S.; Lewis, N. S.  "Chemical and Electrical Passivation of Single-Crystal Silicon(100) Surfaces through a Two-Step Chlorination/Alkylation Process."  J. Phys. Chem. B 2006, 110, 14770-14778.  pdf

11. Traub, M. C.; Biteen, J. S.; Michalak, D. J.; Webb, L. J.; Brunschwig, B. S.; Lewis, N. S.  "High-Resolution X-ray Photoelectron Spectroscopy of Chlorine-Terminated GaAs(111)A Surfaces."  J. Phys. Chem. B 2006, 110, 15641-15644.  pdf

10. Yu, H.; Webb, L. J.; Solares, S. D.; Cao, P.; Goddard, W. A.; Heath, J. R.; Lewis, N. S.  "Scanning Tunneling Microscopy of Ethylated Si(111) Surfaces Prepared by a Chlorination / Alkylation Process."  J. Phys. Chem. B 2006, 110, 23898-23903.  pdf

9. Yu, H.; Webb, L. J.; Heath, J. R.; Lewis, N. S.  "Scanning Tunneling Spectroscopy of Methyl- and Ethyl-Terminated Si(111) Surfaces."  Appl. Phys. Lett. 2006, 88, 252111-1-252111-3.  pdf

8. Webb, L. J.; Rivillon, S.; Michalak, D. J.; Chabal, Y. J.; Lewis, N. S.  "Transmission Infrared Spectroscopy of Methyl- and Ethyl-Terminated Silion(111) Surfaces."  J. Phys. Chem. B 2006, 110, 7349-7356.  pdf

7. Webb, L. J.; Michalak, D. J.; Biteen, J. S.; Brunschwig, B. S.; Chan, A. S. Y.; Knapp, D. W.; Meyer, J. M.; Nemanick, E. J.; Traub, M. C.; Lewis, N. S.  "High-Resolution Soft X-ray Photoelectron Spectroscopic Studies and Scanning Auger Microscopy Studies of the Air Oxidation of Alkylated Silicon(111) Surfaces."  J. Phys. Chem. B 2006, 110, 23450-23459.  pdf
 
6. Solares, S. D.; Yu, H.; Webb, L. J.; Lewis, N. S.; Heath, J. R.; Goddard, W. G.  "Chlorination - Methylation of the Hydrogen-Terminated Silicon(111) Surface Can Induce a Stacking Fault in the Presence of Etch Pits."  J. Am. Chem. Soc. 2006, 128, 3850-3851.  pdf

5. Hunger, R.; Fritsche, R.; Jaechel, B.; Jaegermann, W.; Webb, L. J.; Lewis, N. S.  "Chemical and Electronic Characterizaiton of Methyl-Terminated Si(111) Surfaces by High-Resolution Synchrotron Photoelectron Spectroscopy."  Phys. Rev. B 2005, 72, 045317-7.  pdf

4. Rivillon, S.; Chabal, Y. J.; Webb, L. J.; Michalak, D. J.; Lewis, N. S.; Halls, M. D.; Raghavachari, K.  "Infrared Spectroscopy of Chlorine-Terminated Si(111) Surfaces."  J. Vac. Sci. Technol. 2005, 23, 1100-1106.  pdf

3. Webb, L. J.; Nemanick, E. J.; Biteen, J. S.; Knapp, D. W.; Michalak, D. J.; Traub, M. C.; Chan, A. S. Y.; Brunschwig, B. S.; Lewis, N. S.  "High-Resolution X-ray Photoelectron Spectroscopic Studies of Alkylated Crystalline Silicon(111) Surfaces."  J. Phys. Chem. B 2005, 109, 3930-3937.  pdf

2. Yu, H.; Webb, L. J.; Reis, R.; Solares, S. D.; Goddard, W. A.; Heath, J. R.; Lewis, N. S.  "Low Temperature STM Images of Methyl-Terminated Si(111) Surfaces."  J. Phys. Chem. B 2005, 109, 671-674.  pdf

1. Webb, L. J.; Lewis, N. S.  "Comparison of the Electrical Properties and Chemical Stability of Crystalline Silicon(111) Surfaces Alkylated Using Grignard Reagents or Olefins with Lewis Acid Catalysts."  J. Phys. Chem. B 2003, 107, 5404-5412.  pdf

Webb, L. J.  Chemical Characterization and Charge Carrier Dynamics of Crystalline Silicon(111) Surfaces Modified with Surface-Bound Organic Functional Groups.  California Institute of Technology, 2005.  pdf



Home