From Ph.D. Research
From Research Done at Ithaca College
From Research Done at San Francisco State University
From Research Done at the University of Arizona
Book Chapters
Published Conference Proceedings and Abstracts
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OF CONTENTS |
1. "Thermodynamics of Coordination to an Unsolvated
Position in Vanadyl Acetylacetonate," Carlin, R. L.; Walker, F. A. J.
Am. Chem. Soc. 1965, 87, 2128-2132.
2. "ESR Studies of Coordination to the Sixth
Position of Vanadyl Acetylacetonate," Walker, F. A.; Carlin, R. L.;
Rieger, P. H. J. Chem. Phys. 1966, 45, 4181-4189.
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OF CONTENTS |
3. "An ESR Study of Coordination to the Fifth
and Sixth Position of a, b, g, d-Tetra-(p-methoxyphenyl)porphinatocobalt(II),"
Walker, F. A. J. Am. Chem. Soc. 1970, 92, 4235-4244.
4."An NMR Investigation of the Atropisomers
of a, b, g, d-Tetra-(o-tolyl)porphinatonickel(II),"
Walker, F. A.; Avery, G. L. Tetrahedron Letters 1971, 4949-4952.
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OF CONTENTS |
5. "On the Observation of Cis and Trans Bis-(2-2’-Bipyridyl)
Copper(II) by Electron Spin Resonance," Walker, F. A.; Sigel, H. Inorg.
Chem. 1972, 10, 1162-1164.
6. "Spectral Properties of Mixed-Ligand Copper(II)
Complexes and Their Corresponding Binary Parent Complexes," Walker, F.
A.; Sigel, H.; McCormick, D. B. Inorg. Chem. 1972, 11,
2756-2763.
7. "Dynamics of Axial Ligation in Metalloporphyrins.
I. Imidazole Exchange in Low-Spin Ferric Porphyrins," La Mar, G. N.; Walker,
F. A. J. Am. Chem. Soc. 1972, 94, 8607-8608.
8. "Nuclear Magnetic Resonance Studies of
Ferric Porphyrins," Walker, F. A.; La Mar, G. N. Ann. N. Y. Acad. Sci.
1973, 206, 328-348.
9. "PMR Investigations of Antiferromagnetic
Oxo-bridged Ferric Dimers and Related High-Spin Monomeric Ferric Complexes,"
La Mar, G. N.; Eaton, G. R.; Holm, R. H.; Walker, F. A. J. Am. Chem.
Soc. 1973, 95, 63-75.
10. "Steric and Electronic Effects in the
Coordination of Amines to a Cobalt(II) Porphyrin," Walker, F. A.
J. Am. Chem. Soc. 1973, 95, 1150-1153.
11. "Reactions of Monomeric Cobalt-Oxygen
Complexes. I. Thermodynamics of Reaction of Molecular Oxygen with 5- and
6-Coordinate Amine Complexes of a Cobalt(II) Porphyrin," Walker, F. A.
J. Am. Chem. Soc. 1973, 95, 1154-1159, 7928.
12. "Proton NMR and ESR Investigations of
the Electronic Structure and Magnetic Properties of Synthetic Low-Spin
Ferric Porphyrins," La Mar, G. N.; Walker, F. A. J. Am. Chem. Soc.
1973, 95, 1782-1790.
13. "Proton NMR and ESR Investigation of Axial
Solvation in Planar, Low-Spin Cobalt(II) Porphyrin Complexes," La Mar,
G. N.; Walker, F. A. J. Am. Chem. Soc. 1973, 95, 1790-1796.
14. "Proton NMR Linewidths and Spin Relaxation
in Paramagnetic Metalloporphyrins of Cr(III), Mn(III) and Fe(III)," La
Mar, G. N.; Walker, F. A. J. Am. Chem. Soc. 1973, 95,
6950-6956.
15. "A Linear Free Energy Relationship Between
Substituted Pyridine Lone Pair Vertical Ionization Potentials and pKa,"
Ramsey, B. G.; Walker, F. A. J. Am. Chem. Soc. 1974, 96,
3314-3316.
16. "ESR Studies of Co(II) Tetraphenylporphyrins
and Their Oxygen Adducts: Complex Formation with Aromatic Molecules and
Sterically Hindered Lewis Bases," Walker, F. A. J. Magn. Resonan.
1974, 15, 301-318.
17. "Proton NMR Studies of High-Spin Manganese(III)
Complexes with Synthetic Porphyrins," La Mar, G. N.; Walker, F. A. J.
Am. Chem. Soc. 1975, 97, 5103-5107.
18. "Electronic Effects in Transition Metal
Porphyrins. 1. The Reaction of Piperidine with a Series of para-Substituted
Nickel(II) and Vanadium(IV) Tetraphenylporphyrins," Walker, F. A.;
Hui, E.; Walker, J. M. J. Am. Chem. Soc. 1975, 97,
2390-2397.
19. "Electronic Effects in Transition Metal
Porphyrins. 2. The Sensitivity of Redox and Thermodynamic Properties in
p-Substituted Tetraphenylporphyrin Complexes of Cobalt(II)," Walker, F.
A.; Beroiz, D.; Kadish, K. M. J. Am. Chem. Soc. 1976, 98,
3484-3489.
20. "Kinetic Deuterium Isotope Effects in
the Reactions of 4-Nitrophenylnitromethane with Various Nitrogen Bases
in Anisole," Caldin, E. F.; Parbhoo, D. M.; Walker, F. A.; Wilson, C. J.
J. Chem. Soc. Faraday Transactions I 1976, 72,
1856-1860.
21. "Electronic Effects in Transition Metal
Porphyrins. 3. The Reaction of Imidazoles and Pyridines with a Series of
p-Substituted Tetraphenylporphyrin Complexes of Iron(III) Chloride," Walker,
F. A.; Lo, M. W.; Ree, M. T. J. Am. Chem. Soc. 1976, 98,
5552-5560.
22. "Models of the Cytochromes b. 1. The Effect
of Substituents, Axial Ligand Plane Orientation, and Possible Axial Ligand
Bond Strain on the Pyrrole Proton Contact Shifts of a Series of Low-Spin
Mono-Substituted Tetraphenylporphinatoiron(III)-Bis-Imidazole Complexes,"
Walker, F. A. J. Am. Chem. Soc. 1980, 102, 3254-3256.
23. "Entropy, Enthalpy, and Side Arm Porphyrins.
1. Thermodynamics of Axial Ligand Competition between 3-Picoline and a
Series of Pyridyl Ligands Covalently Attached to Zinc Tetraphenylporphyrin,"
Walker, F. A.; Benson, M. J. Am. Chem. Soc. 1980, 102,
5530-5538.
24. "Entropy, Enthalpy, and Side Arm Porphyrins.
2. The Crystal and Molecular Structure of a Five-Coordinate Zinc Porphyrin
with a 4-Atom Side Chain Attaching the Pyridyl Ligand to the Tetraphenylporphyrin,"
Bobrik, M. A.; Walker, F. A. Inorg. Chem. 1980, 19,
3383-3390.
25. "Electronic Effects in Transition Metal
Porphyrins. 4. The Effect of Unsymmetrical Phenyl Substitution on the NMR
Spectra of a Series of Metal-Free and Zinc Tetraphenylporphyrins," Walker,
F. A.; Balke, V. L.; McDermott, G. A. Inorg. Chem. 1982,
21, 3342-3348.
26. "Models of the Cytochromes b. 2.
The Effect of Unsymmetrical Phenyl Substitution on the Pyrrole Proton Shifts
of a Series of Low Spin Tetraphenylporphinatoiron(III)-Bis-N-Methylimidazole
Complexes," Walker, F. A.; Balke, V. L.; McDermott, G. A. J. Am.
Chem. Soc. 1982, 104, 1569-1574.
27. "Models of the Cytochromes b. 3.
Prediction of the Orientation of the In-Plane Heme Symmetry Axis in Unsymmetrically
Substituted Low-Spin Hemes from the Temperature Dependence of their Proton
Isotropic Shifts," Walker, F. A.; Benson, M. J. Phys. Chem.
1982, 86, 3495-3499.
28. "Models of the Cytochromes b. The
Effect of Unsymmetrically Placed Phenyl Substituents on the Redox Potentials
of a Series of Iron Tetraphenylporphyrins and their Bis-N-Methylimidazole
Complexes," Walker, F. A.; Barry, J. A.; Balke, V. L.; McDermott, G. A.;
Wu, M. Z.; Linde, P. F. Adv. Chem. Ser. 1982, 201,
377-416.
29. "Models of the Cytochromes b. 4.
The Effect of Axial Ligand Plane Orientation on the Proton NMR Spectra
of Symmetrically-Substituted Low-Spin Iron(III) Porphyrins," Walker, F.
A.; Buehler, J.; West, J. T.; Hinds, J. L. J. Am. Chem. Soc. 1983,
105, 6923-6929.
30. "A Spectroscopic Study of 1:1 Copper(II)
Complexes with Schiff Base Ligands Derived from Salicylaldehyde and Histidine
and its Analogs," Wagner, M. R.; Walker, F. A. Inorg. Chem. 1983,
22, 3021-3028.
31. "Models for Compounds I of Peroxidases:
Axial Ligand Effects," Fujita, I.; Hanson, L. K.; Walker, F. A.; Fajer,
J. J. Am. Chem. Soc. 1983, 105, 3296-3300.
32. "Electronic Effects in Transition Metal
Porphyrins. 5. Axial Ligand Formation Constants and Spectroscopic Trends
of a Series of Symmetrical and Unsymmetrical Derivatives of Tetraphenylporphinatozinc(II),"
McDermott, G. A.; Walker, F. A. Inorg. Chim. Acta 1984, 91,
95-102.
33. "Models of the Cytochromes b. 5. EPR Studies
of Low-Spin Fe(III) Porphyrins," Walker, F. A.; Reis, D.; Balke,
V. L. J. Am. Chem. Soc. 1984, 106, 6888-6898.
34. "Electronic Effects in Transition Metal
Porphyrins. 6. The Effect of Unsymmetrical Phenyl Substitution on the Formation
Constants of a Series of Tetraphenylporphinatoiron(III) -Bis-N-Methylimidazole
Complexes," Balke, V. L.; Walker, F. A.; West, J. T. J. Am. Chem. Soc.
1985, 107, 1226-1233.
35. "EPR Evidence for H-Bond Donation to the
Terminal Oxygen of Co-O2 Model Compounds and Oxy-Cobalt-Myoglobin,"
Walker, F. A.; Bowen, J. H. J. Am. Chem. Soc. 1985, 107,
7632-7635.
36. "The Effect of Hydrogen-Bonding of Amides on the Stability of
Axial Ligand Complexes of Metalloporphyrins," Walker, F. A.; Balke,
V. L.; West, J. T. Frontiers in Bioinorganic Chemistry, A.V.
Xavier, ed., VCH, Weinheim (1985), pp. 183-193.
37. "Models of the Cytochromes b. 6. The Effect
of Axial Ligand Plane Orientation on the EPR and Mössbauer Spectra
of Low-Spin Ferrihemes," Walker, F. A.; Huynh, B. H.; Scheidt, W.
R.; Osvath, S. R. J. Am. Chem. Soc. 1986, 108, 5288-5297.
38. "Synthesis, Spectroscopic and Structural
Studies of Extremely Short Chain Basket Handle Porphyrins and Their Zinc(II)
Complexes," Simonis, U.; Walker, F. A.; Lee, P. L.; Hanquet, B. J.; Meyerhoff,
D. J.; Scheidt, W. R. J. Am. Chem. Soc. 1987, 109,
2659-2668.
39. "The Effect of Heme Orientation on the
Reduction Potential of Cytochrome b5," Walker, F. A.;
Emrick, D.; Rivera, J. E.; Hanquet, B. J.; Buttlaire, D. H. J. Am. Chem.
Soc. 1988, 110, 6234-6240.
40. "Models of the Cytochromes b. 7.
Novel Features in the Proton NMR Spectra of Mono-Ortho-Substituted Dialkylamidotetraphenylporphinatoiron(III)
Complexes," Zhang, H.; Simonis, U.; Walker, F. A. J. Am. Chem. Soc.
1990, 112, 6124-6126.
41. "Influence of Heme Vinyl- and Carboxylate-Protein
Contacts on the Structure and Redox Properties of Bovine Cytochrome b5,"
Lee, K.-B.; Jun, E.; La Mar, G. N.; Rezzano, I. N.; Pandey, R. K.; Smith,
K. M.; Walker, F. A.; Buttlaire, D. H. J. Am. Chem. Soc. 1991,
113, 3576-3583.
42. "Separation and Determination of Diesel
Contaminants in Various Fish Products by Capillary Gas Chromatography,"
Newton, J. M.; Rothman, B. S.; Walker, F. A. J. Assoc. Off. Anal. Chem.
1991, 74, 986-990.
43. "1H NMR Study of the Solution
Molecular and Electronic Structure of E. coli Ferricytochrome b562:
Evidence for S = 1/2
44. "Reactions of Bis(nitro)(a, b, g, d -tetrakis-(o-pivalamidophenyl)porphinato)ferrate(III)
with Pyridine and Imidazole. EPR and Mössbauer Spectra and Molecular
Structure of the Mixed Ligand Species," Nasri, H.; Wang, Y.; Huynh, B.
H.; Walker, F. A.; Scheidt, W. R. Inorg. Chem. 1991, 30,
1483-1489.
45. "Models of the Cytochromes b. Attempts
to Control Axial Ligand Orientation with a "Hindered" Porphyrin System,"
Hatano, K.; Safo, M. K.; Walker, F. A.; Scheidt, W. R. Inorg.
Chem. 1991, 30, 1643-1650.
46. "Models of the Cytochromes b. 9.
The Effect of Ortho Substituent Size and Type on the Binding and Restriction
of Rotation of Axial Ligands in Tetraphenylporphinatoiron(III) and -zinc(II)
Complexes," Walker, F. A.; Simonis, U.; Zhang, H.; Walker, J. M.; Ruscitti,
T. M.; Kipp, C.; Amputch, M. A.; Castillo, B. V.; Cody, S. H.; Wilson,
D. L.; Graul, R. E.; Yong, G. J.; Tobin, K.; West, J. T.; Barichievich,
B. A. New J. Chem. 1992, 16, 609-620.
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47. "Models of the Cytochromes b. Control
of Axial Ligand Orientation with a "Hindered" Porphyrin System," Safo,
M. K.; Gupta, G. P.; Walker, F. A.; Scheidt, W. R. J. Am. Chem. Soc.
1991, 113, 5497-5510.
48. "Models of the Cytochromes b. 8.
Two-Dimensional Nuclear Overhauser and Exchange Spectroscopy Studies of
Paramagnetic "Cavity" Type Tetraphenylporphinatoiron(III) Complexes of
Planar Ligands," Walker, F. A.; Simonis, U. J. Am. Chem. Soc.
1991, 113, 8652-8657; 1992, 114, 1929.
49. "Models of the Cytochromes b. 10.
Application of 1H COSY to Delineate the Spin Density Distribution
at the b-Pyrrole Positions of Unsymmetrically
Substituted Low-Spin Fe(III) Tetraphenylporphyrins," Lin, Q.; Simonis,
U.; Tipton, A. R.; Norvell, C. J.; Walker, F. A. Inorg. Chem. 1992,
31, 4216-4217.
50. "ROESY: A Technique for Establishing the
Existence of Chemical Exchange in Paramagnetic Model Hemes with Short T1
and T2 Relaxation Times," Simonis, U.; Dallas, J. L.; Walker,
F. A. Inorg. Chem. 1992, 31, 5349-5350.
51. "Rapid Detection of 57Fe NMR
Chemical Shifts of Model Hemes: An Approximate Correlation Between 57Fe
and 31P Chemical Shifts of Fe(II) Porphyrins Bound to Phosphine
Axial Ligands," Mink, L. M.; Christensen, K. A.; Walker, F. A. J.
Am. Chem. Soc. 1992, 114, 6930-6931.
52. "Models of the Cytochromes b. Low-Spin
Bis-Ligated (Porphinato)Iron(III) Complexes with 'Unusual' Molecular Structures,
NMR, EPR, and Mössbauer Spectra," Safo, M. K.; Gupta, G. P.; Watson,
C. T.; Simonis, U.; Walker, F. A.; Scheidt, W. R. J. Am. Chem. Soc.
1992, 114, 7066-7075.
53. "Gene Synthesis, Bacterial Expression
and 1H NMR Spectroscopic Studies of the Rat Outer Mitochondrial
Membrane Cytochrome b5," Rivera, M. Barillas-Mury, C.;
Christensen, K. A.; Little, J. W.; Wells, M. A.; Walker, F. A. Biochemistry
1992, 31, 12233-12240.
54. "Laser Flash Photolysis Studies of Electron
Transfer in the Cytochrome b5 - Cytochrome c Complex,"
Meyer, T. E.; Rivera, M.; Walker, F. A.; Mauk, M. R.; Mauk, A. G.; Cusanovich,
M. A.; Tollin, G. Biochemistry 1993, 32, 622-627.
55. "Reversible Binding of Nitric Oxide by
a Salivary Nitrosylheme Protein from the Blood Sucking Insect, Rhodnius
prolixus," Ribeiro, J. M. C.; Hazzard, J. M. H.; Nussenzveig, R.; Champagne,
D.; Walker, F. A. Science 1993, 260, 539-541.
56. "Electronic Effects in Transition Metal
Porphyrins. 7. Synthesis and Spectroscopic Studies of a Series of Octasubstituted
Porphyrin Isomers and Their Iron(III) Complexes," Isaac, M. F.; Lin, Q.;
Simonis, U.; Suffian, D. J.; Wilson, D. L.; Walker, F. A. Inorg. Chem.
1993, 32, 4030-4041.
57. "Two-Dimensional 1H NMR Spectroscopy
of Paramagnetic Heme Models of the Cytochromes: Successes, Failures and
Unanswered Questions," Simonis, U.; Lin, Q.; Tan, H.; Barber, R. A.; Walker,
F. A. Magn. Reson. Chem. 1993, 31, S133-S144.
58. "Cation Promoted Cyclic Voltammetry of
Recombinant Rat Outer Mitochondrial Membrane Cytochrome b5
at a Gold Electrode Modified with ß-Mercaptopropionic Acid," Rivera,
M.; Wells, M. A.; Walker, F. A. Biochemistry 1994,
33, 2161-2170.
59. "Hydration and Localization of Diacylglycerol
in the Insect Lipoprotein, Lipophorin. A 13C NMR Study," Soulages,
J. L.; Rivera, M.; Walker, F. A.; Wells, M. A. Biochemistry 1994,
33, 3245-3251.
60. "Substituent Effects on the Choice of
the Orbital Preferred for Electron Spin Delocalization in Two Paramagnetic
Low-Spin Iron(III) Porphyrins: Mapping the Spin Density Distribution at
the Pyrrole Positions by 1H COSY and NOESY Techniques," Tan,
H.; Simonis, U.; Shokhirev, N. V.; Walker, F. A. J. Am. Chem. Soc.
1994, 116, 5784-5790.
61. "Metalloporphyrin p-Cation
Radicals. Molecular Structure and Intramolecular Spin Coupling in a Vanadyl
Octaethylporphyrinate Derivative. An Unexpected Spin Coupling Path," Schulz,
C. E.; Song, H.; Lee, Y. J.; Mondal, J. U.; Mohanrao, K.; Reed, C. A.;
Walker, F. A.; Scheidt, W. R. J. Am. Chem. Soc. 1994, 116,
7196-7203.
62. "Axial Ligand Orientation in Iron(III)
Porphyrinates: Effect of Axial p-Acceptors.
Characterization of the Low-Spin Bis-Pyridine Complex [Fe(TPP)(4-CNPy)2]ClO4,"
Safo, M. K.; Walker, F. A.; Raitsimring, A. M.; Walters, W. P.; Dolata,
D. P.; Debrunner, P. G.; Scheidt, W. R. J. Am. Chem. Soc. 1994,
116, 7760-7770.
63. "High Affinity Histamine-Binding and Anti-Histaminic
Activity of the Salivary NO-Carrying Heme Protein of Rhodnius prolixus,"
Ribeiro, J. M. C.; Walker, F. A. J. Exper. Med. 1994, 180,
2251-2257.
64. "A Salivary Nitrophorin (NO-Carrying Heme
Protein) in the Bedbug, Cimex lectularius," Valenzuela, J. G.; Walker,
F. A.; Ribeiro, J. M. C. J. Exper. Biol. 1995, 198,
1519-1526.
65. "A Novel Heme Protein from Hemolymph and
Oocytes of the Blood-Sucking Bug, Rhodnius prolixus: Isolation,
Characterization and Binding of Heme," Oliveira, P. L.; Kawooya, J. K.;
Ribeiro, J. M. C.; Meyer, T.; Poorman, R.; Alves, E. W.; Walker, F. A.;
Machado, E. A.; Nussenzveig, R. H.; Padovan, G. J.; Masuda, H. J. Biol.
Chem. 1995, 270, 10897-10901.
66. "NMR Studies of Electron Spin Relaxation,
Magnetic Anisotropy, Hindered Ligand Rotation, Curie Behavior and Ligand
Exchange in some Novel Weakly Spin-Coupled Oxomolybdenum(V)/Iron(III) Porphyrinate
Complexes," Basu, P.; Shokhirev, N. V.; Enemark, J. H.; Walker, F. A.
J. Am. Chem. Soc. 1995, 117, 9042-9055.
67. "Electronic Effects in Transition Metal
Porphyrins. 8. The Effect of Porphyrin Substituents, Axial Ligands, 'Steric
Crowding,' Solvent and Temperature on the 57Fe Chemical Shifts
of a Series of Model Heme Complexes," Mink, L. M.; Polam, J. R.; Christensen,
K. A.; Bruck, M. A.; Walker, F. A. J. Am. Chem. Soc. 1995,
117, 9329-9339.
68. "Biosynthetic Preparation of Isotopically
Labeled Heme," Rivera, M.; Walker, F. A. Anal. Biochem. 1995,
230, 295-302.
69. "Analysis of the Temperature Dependence
of the 1H Contact Shifts of b-Pyrrole
Substituents in Low-Spin Fe(III) Model Hemes and Heme Proteins: Explanation
of "Curie" and "Anti-Curie" Behavior within the Same Molecule," Shokhirev,
N. V.; Walker, F. A. J. Phys. Chem. 1995, 99, 17795-17804.
70. "Magnetic Field (g-Value) Dependence of
Proton Hyperfine Couplings Obtained from ESEEM Measurements: Determination
of the Orientation of the Magnetic Axes of Model Heme Complexes in Glassy
Media," Raitsimring, A. M.; Borbat, P.; Shokhireva, T. Kh.; Walker, F.
A. J. Phys. Chem. 1996, 100, 5235-5244.
71. "Valence Electron Cloud Asymmetry from
Two Points of View: A Correlation between Mössbauer Quadrupole Splittings
and 57Fe NMR Chemical Shifts of Diamagnetic Iron(II) Porphyrinates,"
Polam, J. R.; Wright, J. L.; Christensen, K. A.; Walker, F. A.; Flint,
H.; Winkler, H.; Grodzicki, M.; Trautwein, A. X. J. Am. Chem. Soc.
1996, 118, 5272-5276.
72. "Low-Temperature MCD Studies of Low-Spin
Ferric Complexes of Tetramesitylporphyrin: Evidence for a Novel (dxz,dyz)4(dxy)1
Ground State which Models the Spectroscopic Properties of Heme d,"
Cheesman, M. R.; Walker, F. A. J. Am. Chem. Soc. 1996, 118,
7373-7380.
73. "Models of the Cytochromes. The Redox
Properties and Thermodynamic Stabilities of Complexes of "Hindered Iron(III)
and Iron(II) Tetraphenylporphyrinates with Substituted Pyridines and Imidazoles,"
Nesset, M. J. M.; Shokhirev, N. V.; Enemark, P. D.; Jacobson, S. E.; Walker,
F. A. Inorg. Chem. 1996, 35, 5188-5200.
74. "Molecular Cloning, Overexpression in
Escherichia coli, Structural and Functional Characterization
of House Fly Cytochrome b5," Guzov, V. I.; Houston, H. L.; Murataliev,
M. B.; Walker, F. A.; Feyereisen, R. J. Biol. Chem. 1996,
271, 26637-26645.
75. "p -Acid Ligands
in Iron(III) Porphyrinates. Characterization of Low-Spin Bis(t-Butylisocyanide)(porphyrinato)iron(III)
Complexes Having (dxz,dyz)4(dxy)1
Ground States," Walker, F. A.; Nasri, H.; Turowska-Tyrk, I.; Mohanrao,
K.; Watson, C. T.; Shokhirev, N. V.; Debrunner, P. G.; Scheidt, W. R. J.
Am. Chem. Soc. 1996, 118, 12109-12118.
76. "Oxomolybdenum(V)/Fe(III) Porphyrinate
Complexes: The Effect of Axial Ligand Plane Orientation on Complex Stability,
Reduction Potential, and NMR and EPR Spectra," Basu, P.; Raitsimring, A.
M.; Enemark, J. H.; Walker, F. A. Inorg. Chem. 1997, 36,
1088-1094.
77. "2-D NMR Investigations of the Rates of
Rotation of Axial Ligands in Six-Coordinate Low-Spin Iron(III) and Co(III)
Tetraphenylporphyrinates Having 2,6-Disubstituted Phenyl Rings: Quantitation
of Rate Constants from 1H EXSY Cross Peak Intensities," Shokhirev,
N. V.; Shokhireva, T. Kh.; Polam, J. R.; Watson, C. T.; Raffii, K.; Simonis,
U.; Walker, F. A. J. Phys. Chem. A 1997, 101,
2778-2886.
78. "Investigations of Rotation of Axial Ligands
in Six-Coordinate Low-Spin Iron(III) Tetraphenylporphyrinates: Measurement
of Rate Constants from Saturation Transfer Experiments and Comparison to
Molecular Mechanics Calculations," Momot, K. I.; Walker, F. A. J.
Phys. Chem. A 1997, 101, 2787-2795.
79. "Electronic Structure, Porphyrin Core
Distortion and Fluxional Behavior of Bis-Ligated Low-Spin Iron(II) Tetramesitylporphyrinates,"
Grodzicki, M.; Flint, H.; Winkler, H.; Walker, F. A.; Trautwein, A. X.
J. Phys. Chem. A 1997, 101, 4202-4207. . A. J. Phys. Chem. B 1997, 101, 8683-8691.
83. "Proton NMR Relaxation in Six-Coordinate
Low-Spin Iron(III) Tetraphenylporphyrinates: Temperature Dependence of
Proton Relaxation Rates and Interpretation of NOESY Experiments," Momot,
K. I.; Walker, F. A. J. Phys. Chem. A, 1997, 101,
9207-9216.
84. "Co/Counter-Rotation of Magnetic Axes
and Axial Ligands in Low-Spin Ferriheme Systems," Shokhirev, N. V.; Walker,
F. A. J. Am. Chem. Soc. 1998, 120, 981-990.
85. "Porphyrin and Ligand Protons as Internal
Labels for Determination of Ligand Orientation in ESEEMS of Low-Spin d5
Complexes in Glassy Media: ESEEM Studies of the Orientation of the g-Tensor
with Respect to the Planes of Axial Ligands and Porphyrin Nitrogens of
Low-Spin Ferriheme Models of the Cytochromes," Raitsimring, A. M.; Walker,
F. A. J. Am. Chem. Soc. 1998, 120, 991-1002.
86. "Electronic Effects in Transition Metal
Porphyrins. 9. The Effect of Ortho-Phenyl Substituents on the Spectroscopic
Properties and Axial Ligand Binding Constants of Fe(III)Tetraphenylporphyrins,"
Koerner, R.; Wright, J. L.; Nesset, M. J. M.; Ding, X. D.; Aubrecht, K.;
Watson, R.; Barber, R. A.; Tipton, A. R.; Norvell, C. J.; Mink, L. M.;
Simonis, U.; Walker, F. A. Inorg. Chem. 1998, 37, 733-745.
87. "Crystal Structures of a Nitric Oxide
Transport Protein from a Blood-Sucking Insect," Weichsel, A.; Andersen,
J. F.; Champagne, D. E.; Walker, F. A.; Montfort, W. R. Nature Struct.
Biol. 1998, 5, 304-309.
88. "ROESY Spectra of Paramagnetic Model Heme
Complexes: Unambiguous Differentiation of Cross Peaks Due to Chemical Exchange
and the Nuclear Overhauser Effect," Shokhireva, T. Kh.; Nesset, M. J. M.;
Walker, F. A. Inorg. Chim. Acta 1998, 272/1-2, 204-210.
89. "Analysis of the Temperature Dependence
of the 1H and 13C Isotropic Shifts of Horse Heart
Ferricytochrome c: Explanation of Curie, Anti-Curie and Nonlinear
Pseudocontact Shifts in a Common Two-Level Framework," Banci, L.; Bertini,
I.; Luchinat, C.; Pierattelli, R.; Shokhirev, N. V.; Walker, F. A. J.
Am. Chem. Soc. 1998, 120, 8472-8479.
90. "The Effect of Axial Ligand Plane Orientation on the Contact
and Pseudocontact Shifts of Low-Spin Ferriheme Proteins," Shokhirev,
N. V.; Walker, F. A. J. Biol. Inorg. Chem.Rhodnius prolixus,” Ding,
X. D.; Weichsel, A.; Balfour, C.; Shokhireva, T. Kh.; Pierik, A.;
Averill, B. A.; Montfort, W. R.; Walker, F. A. J. Am. Chem. Soc.
1999, 121, 128-138.
93. . “Two- and Four-Pulse ESEEM Studies of the Heme Binding
Center of a Low-Spin Ferriheme Protein: The Importance of a Multi-Frequency
Approach,” Astashkin, A. V.; Raitsimring, A. M.; Walker, F.
A. Chem. Phys. Lett. 1999, 306,
9-17.
94. "Reevaluation of the Gas-Phase Valence
Photoelectron Spectrum of Octaethylporphyrin and Tetraphenylporphyrin,"
Gruhn, N. E.; Lichtenberger, D. L.; Ogura, H.; Walker, F. A. Inorg.
Chem. 1999, 38, 4023-4027.
95. "Heme Methyl 1H Chemical Shifts
as Structural Parameters in Some Low Spin Ferriheme Proteins," Bertini,
I.; Luchinat, C.; Parigi, G.; Walker, F. A. J. Biol. Inorg. Chem.
1999, 4, 515-519; 846.
96. "ESEEM and Mössbauer Studies of the
Ferriheme Model Compound Tetraphenylporphyrinatoiron(III)-bis-(3-aminopyrazole),
[TPPFe(NH2PzH)2]Cl," Schünemann, V.; Raitsimring,
A. M.; Benda, R.; Trautwein, A. X.; Shokhireva, T. Kh.; Walker, F. A. J.
Biol. Inorg. Chem. 1999, 4, 708-716.
97. "Two Crystalline Forms of Low-Spin [Fe(TMP)(5-MeHIm)2]ClO4.
Relative Parallel and Perpendicular Axial Ligand Orientations," Munro,
O. Q.; Serth-Guzzo, J. A.; Turowska-Tyrk, I.; Mohanrao, K.; Walker, F.
A.; Debrunner, P. G.; Scheidt, W. R. J. Am. Chem. Soc. 1999,
121, 11144-11155.
98. "The Effect of Axial Ligand Plane Orientation
on the Isotropic Shifts of Traylor and Berzinis' Dichelated Protohemin
Cyanide Complexes," Minniear, A. B.; Shokhireva, T. Kh.; Walker, F. A. Inorg.
Chem. 1999, 38, 5856-5859.
99. "Electronic Effects in Transition Metal
Porphyrins. 10. The Effect of Ortho Substituents on the Temperature Dependence
of the NMR Spectra of a Series of Spin Admixed 2,6-Disubstituted Tetraphenylporphinatoiron(III)
Perchlorates," Nesset, M. J. M.; Shokhirev, N. V.; Jacobson, S. E.; Walker,
F. A. Inorg. Chem. 2000, 39, 532-540.
100. "Structure and Stability Effects of the
Mutation of Glycine 34 to Serine in Rhodobacter capsulatus Cytochrome
c2," Zhao, D.; Hutton, H. M.; Meyer, T. E.; Walker,
F. A.; MacKenzie, N. E.; Cusanovich, M. A. Biochemistry 2000,
39, 4053-4061.
101. "Structural, Magnetic and Dynamic Characterization
of the (dxz,dyz)4(dxy)1
Ground State Low-Spin Iron(III) Tetraphenylporphyrinate Complex [p-TTP)Fe(2,6-XylylNC)2]CF3SO3,"
Simonneaux, G.; Schünemann, V.; Morice, C.; Carel, L.; Toupet, L.; Winkler,
H.; Trautwein, A. X.; Walker, F. A. J. Am. Chem. Soc., 2000,
122, 4366-4377.
102. "NMR and EPR Investigations of Iron Corrolates:
Iron(III) Corrolate p Cation Radicals or Iron(IV)
Corrolates?" Cai, S.; Walker, F. A.; Licoccia, S. Inorg. Chem. 2000,
39, 3466-3478.
103. "Mössbauer Spectroscopic Studies
of Six-coordinate Heme-Nitric Oxide Complex of Iron(III) Octaethylporphyrin
N-Methylimidazole, the First Model of the Nitrophorin-NO Complexes," Schünemann,
V.; Benda, R.; Trautwein, A. X.; Walker, F. A. Israel J. Chem. 2000,
40, 9-14. (invited)
104. "Kinetics and Equilibria in Ligand Binding
by Nitrophorins 1-4: Evidence for Stabilization of a NO-Ferriheme Complex
through a Ligand-Induced Conformation Trap," Andersen, J. F.; Ding, X.
D.; Balfour, C.; Champagne, D. E.; Walker, F. A.; Montfort, W. R.
Biochemistry 2000 39, 10118-10131.
105. "1H Pulsed ENDOR and ESEEM
Evidence That the Bis-Imidazole Complexes of Iron(III) Tetraphenylchlorin
and Tetraphenylporphyrin Have the Same Order of g-Values and the Same Electronic
Ground State," Astashkin, A. V.; Raitsimring, A. M.; Walker, F. A. J.
Am. Chem. Soc., 2001, 123, 1905-1913.
106. "Molecular Structures and Magnetic Resonance
Spectroscopic Investigations of Highly Distorted Six-Coordinate Low-Spin
Iron(III) Porphyrinate Complexes," Ogura, H.; Yatsunyk, L.; Medforth,
C. J.; Smith, K. M.; Barkigia, K. M.; Renner, M. W.; Melamed, D.;
Walker, F. A. J. Am. Chem. Soc. 2001, 123, 6564-6578.
107. "Ligand-Induced Heme Ruffling and Bent
NO Geometry in Ultra-High Resolution Structures of Nitrophorin 4,"
Roberts, S. A.; Weichsel, A.; Qin, Y.; Shelnutt, J. A.; Walker, F. A.;
Montfort, W. R. Biochemistry 2001, 40, 11327-11337.
108. "Synthesis of a trans-Disubstituted
Tetraarylporphyrin with Two Sterically Large Groups Near the Potential
Sites of Axial Ligation: An Application of MacDonald '2+2' Porphyrin Synthesis
in Aqueous Anionic Surfactant," Ogura, H.; Walker, F. A. Inorg.
Chem. 2001, 40, 5729-5732.
109. "Cyanide Complexes of Iron Corrolates:
Spin Delocalization and Autoreduction," Cai, S.; Licoccia, S.; Walker,
F. A. Inorg. Chem.2001, 40, 5795-5798.
110. "Human Cytosolic Iron Regulatory Protein
1 Contains a Linear Iron-Sulfur Cluster," Gailer, J.; George, G.
N.; Pickering, I. J.; Prince, R. C.; Kohlhepp, P.; Zhang, D.; Walker,
F. A.; Winzerling, J. J. J. Am. Chem. Soc. 2001,
123, 10121-10122.
111. "A Resonance Raman Spectroscopic Study
of Nitrophorin 1, a Nitric Oxide-Binding Heme Protein from the Saliva of
the Blood-Sucking Insect Rhodnius prolixus, and its NO and Cyanide
Adducts," Maes, E. M.; Walker, F. A.; Montfort, W. R.; Czernuszewicz, R.
S. J. Am. Chem. Soc. 2001, 123, 11664-11672.
112. "Pulsed EPR Characterization of the Low-Spin
Iron(III) Porphyrinate Complexes with Phenyl Isocyanide Ligands Having
the dxy Orbital Bround State." Astashkin, A. V.; Rainsimring,
A. M.; Kennedy, A. R.; Shokhireva, T. Kh.; Walker, F. A. J. Phys. Chem.
A 2002, 106, 74-82.
113. "Models of the Low-Spin Iron(III) Hydroperoxide
Intermediate of Heme Oxygenase: Magnetic Resonance Evidence for
Thermodynamic Stabilization of the (dxy)1
Electronic State at Ambient Temperatures," Rivera, M.; Caignan, G.
A.; Astashkin, A. V.; Raitsimring, A. M.; Shokhireva, T. Kh.; Walker,
F. A. J. Am. Chem. Soc. 2002, 124, 6077-6089.
114. "Is the Corrolate Macrocycle Innocent
or Non-Innocent? Magnetic Susceptibility, Mössbauer,
1H NMR and DFT Investigations on Chloro- and Phenyliron
Corrolates," Zakharieva, O.; Schünemann, V.; Zakharieva, O.; Schünemann,
V.; Gerdan, M.; Licoccia, S.; Cai, S.; Walker, F. A.; Trautwein, A. X.
J. Am. Chem. Soc 2002, 124, 6636-6648.
115. "Chloroiron meso-Triphenylcorrolates:
Electronic Ground State and Spin Delocalization," Cai, S.; Licoccia,
S.; Paolesse, R.; Nardis, S.; Bulach, V.; Zimmer, B.; Shokhireva,
T. Kh.; Walker, F. A. Inorg. Chim. Acta. 2002, 335,
171-178.
116. "19F Isotropic Shifts in Paramagnetic Iron(III) Octaethyltetraphenylporphyrinate
and Tetraphenylporphyrinate Complexes of a Variety of Electronic Ground
States: Implications for the Electron Configuration of Chloroiron
Tri-(pentafluorophenyl)corrolate," Yatsunyk, L.; Walker, F. A. Inorg.
Chim. Acta 2002, 337, 266-274.
117. "How a
Blood Sucking Insect Gets Its Meal: The Ferriheme Proteins Nitrophorin 2
and 4 Studied by Mössbauer Spectroscopy,” Wegner, P.; Benda, R.; Schünemann,
V.; Trautwein, A. X.; Berry, R. E.; Balfour, C. A.; Wert, D.; Walker, F.
A. Hyperfine Interact. C 2002, 5, 253-256.
118. "Assignment of Heme Resonances and Determination
of the Electronic Structures of High- and Low-Spin Nitrophorin 2 by 1H
and 13C NMR Spectroscopy: An Explanation of the Order of Heme
Methyl Resonances in High-Spin Ferriheme Proteins," Shokhireva, T. Kh.; Shokhirev,
N. V.; Walker, F. A. Biochemistry 2003, 42, 679-693.
119. "Electrochemical and NMR Spectroscopic
Studies of Distal Pocket Mutants of Nitrophorin 2: Stability, Structure
and Dynamics of Axial LIgand Complexes," Shokhireva, T. Kh.; Berry, R.
E.; Uno, E.; Balfour, C. A.; Zhang, H.; Walker, F. A. Proc. Natl. Acad.
Sci. USA 2003, 100, 3778-3783.
120. "Models of the Bis-Histidine-Coordinated
Ferricytochromes: Mössbauer and EPR Spectroscopic Studies of Low-Spin
Fe(III) Tetrapyrroles of Various Electronic Ground States and Axial Ligand
Orientations," Benda, R.; Schünemann, V.; Trautwein, A. X.; Cai, S.;
Polam, J. R.; Watson, C. T.; Shokhireva, T. Kh.; Weischel, A.; Montfort,
W. R.; Walker, F. A. J. Biol. Inorg. Chem. 2003, 8,
787-801.
121. "Low-Spin Ferriheme Models of the Mitochondrial
Cytochromes: Correlation of Molecular Structure with EPR and Mössbauer
Spectral Type," Yatsunyk, L.; Teschner, T.; Carducci, M. D.; Schünemann,
V.; Trautwein, A. X.; Walker, F. A. J. Am. Chem. Soc. April, 2003,
125, 15986-16005.
122. "Structural, NMR and EPR Studies of
S=1/2 and S=3/2 Fe(III) bis-4-Cyanopyridine Complexes with Dodecasubstituted
Porphyrins," Yatsunyk, L. A.; Walker, F. A. J. Inorg. Chem. 2004,
,43, 757-777.
123. "Axial Ligand Complexes of the Rhodnius
Nitrophorins: Electrochemisty, Binding Constants, and Structures of the
4-Iodopyrazole and Imidazole Complexes of NP4," Berry, R. E.; Ding, X. D.;
Shokhireva, T. Kh; Weichsel, A.; Monfort, W. R.; Walker, F. A. J. Biol.
Inorg. Chem.. 2004, 9, 135-144.
124. "Chimeragenesis of the Fatty Acid Binding
Site of Cytochrome P450BM3. Replacement of the Residues 73-82 with the Homologous
Residues from the Insect Cytochrome P450 CYP4C7," Murataliev, M. B.; Trinh,
L. N.; Moser, L. V.; Bates, R. B.; Feyereisen, R.; Walker, F. A. Biochemistry
2004, 43, 1771-1780.
125. "NMR and EPR Spectroscopic and Structural Studies of Low-Spin
(dxz,dyz)4(d xy)1
Ground State Fe(III) bis-(tert-Butylisocyandei) Complexes of
Dodecasubstituted Porphyrinates," Yatsunyk, L. A.; Walker, F. A.
Inorg. Chem. 2004, 43, 757 - 777.
126. "Low-Spin Ferriheme Models of the Cytochromes: Correlation of
Molecular Structure with EPR and Mössbauer Spectral Parameters,”
Teschner, T.; Trautwein, A. X.; Schünemann, V.; Yatsunyk, L.;
Walker, F. A. Hyperfine Interact. 2004, 156/157,
285-291.
127. "Cloning and Functional Expression of Drosophila melanogaster
P450 6A8, which Catalyzes Lauric Acid (ω-1)-hydroxylation,”
Helvig, C.; Tijet, N.; Feyereisen, R.; Walker, F. A.; Restifo, L.
L. Biochem. Biophys. Res. Commun. 2004, 325,
1495-1502.
128. "Heme-Assisted
Nitrosothiolation of a Proximal Thiol in a Nitric Oxide Transport Protein,”
Weichsel, A.; Maes, E. M.; Andersen, J. F.; Valenzuela, J. G.; Shokhireva,
T. Kh.; Walker, F. A.; Montfort, W. R. Proc. Natl. Acad. Sci. USA
2005, 102, 594-599.
129. "Magnetic Resonance Investigations of Mono-Oxo-Octaethylchlorinatoiron(III)
Chloride and Its Bis-Imidazole Complex,” Cai, S.; Belikova,
E.; Yatsunyk, L.; Stolzenberg, A. M.; Walker, F. A. Inorg.
Chem. 2005, 44, 1882-1889.
130. "NMR and EPR Studies of the Bis-Pyridine and Bis-t-Butylisocyanide
Complexes of Iron(III) Octaethylchlorin Complexes,” Cai, S.;
Lichtenberger, D. L.; Walker, F. A. Inorg. Chem. 2005,
44, 1890-1903.
131. "Magnetic Resonance Spectroscopic Investigations of the
Electronic Ground and Excited States in Strongly Non-Planar Iron(III)
Dodecasubstituted Porphyrins,” Yatsunyk, L. A.; Shokhirev, N.
V.; Walker, F. A. Inorg. Chem. 2005, 44,
2848-2866.
132. "Kinetics of Ring Inversion in Strongly Non-Planar Iron(III)
Octaalkyltetraphenylporphyrinates,” Yatsunyk, L. A.; Ogura,
H.; Walker, F. A. Inorg. Chem. 2005, 44,
2867-2881.
133. "Characterization of the Copper(II) Binding Site in the
Pink Copper-Binding Protein CusF by Electron Paramagnetic Resonance
Spectroscopy,” Astashkin, A. V.; Raitsimring, A. M.; Walker,
F. A.; Rensing, C.; McEvoy, M. M. J. Biol. Inorg. Chem.
2005, 10, 221-230.
134. "Synthesis, and Characterization of the Iron(III) Complexes
of Tetra-(β,β’-tetramethylene)-tetraphenylporphyrin,
(TC6TPP)FeCl and (TC6TPP)FeONO2”
Yatsunyk, L. A.; Walker, F. A. J. Porphyrins Phthalocyanines
2005, 9, 214-228.
135. "NMR and Structural Investigations of Nonplanar Iron Corrolates:
Modified Patterns of Spin Delocalization and Coupling in Slightly
Saddled Chloroiron(III) Corrolate Radicals,” Nardis, S.; Paolessee,
R.; Licoccia, S.; Fronczek, F. R.; Vicente, M. G. H.; Shokhireva,
T. Kh.; Walker, F. A. Inorg. Chem. 2005, 44,
7030-7046.
136. "NMR Studies of Low-Spin Fe(III) Complexes of "Hindered”
Porphyrins Complexed to Imidazoles and Pyridines of Widely Differing
Basicities,” Watson, C. T.; Cai, S.; Shokhirev, N. V.; Walker,
F. A. Inorg. Chem. 2005, 44, 7468-7484.
137. “Low-Spin Ferriheme Models of the Cytochromes: Mössbauer
Spectra of Six Crystalline Com-plexes Having Axial Ligand Plane Dihedral
Angles Ranging from 0o to 90o,” Teschner,
T.; Yatsunyk, L. A.; Schünemann, V.; Paulsen, H.; Winkler, H.;
Hu, C.; Scheidt, W. R.; Walker, F. A.; Trautwein, A. X. J. Am.
Chem. Soc. 2006, 128, 1379-1389.
138. “Structure and Stereochemistry of Products of Hydroxylation
of Human Steroid Hormones by a Housefly Cytochrome P450 (CYP6A1),”
Jacobsen, N. E.; Kövér, K.; Murataliev, M. B.; Feyereisen,
R.; Walker, F. A. Magn. Reson. Chem. 2006,
44, 467-474.
139. “NMR and EPR Studies of Chloroiron(III) Tetraphenylchlorin
an Its Complexes with Imidazoles and Pyridines of Widely Differing
Basicities,” Cai, S.; Shokhireva, T. Kh.; Lichtenberger, D.
L.; Walker, F. A. Inorg. Chem. 2006, 45,
3519-3531.
140. “The Heme Environment Structure of Mouse Neuroglobin:
Histidine Imidazole Plane Orientations Obtained from NMR and EPR Spectroscopy
As Compared to X-ray Crystallography,” Walker, F. A. J.
Biol. Inorg. Chem. 2006, 11, 391-397.
141. “Models of the Cytochromes: Crystal Structures and EPR
Spectral Characterization of Low-Spin Bis-Imidazole Complexes of (OETPP)FeIII
Having Intermediate Ligand Plane Dihedral An-gles,” Yatsunyk,
L. A.; Dawson, A.; Carducci, M. D.; Nichol, G. S.; Walker, F. A. Inorg.
Chem. 2006, 45, 5417-5428.
142. “Assignment of the Ferriheme Resonances for the High-Spin
Form of Nitrophorins 1 and 4 by 1H and 13C NMR
Spectroscopy: Comparison to Structural Data Obtained from X-Ray Crystallography,”
Shokhireva, T. Kh.; Berry, R. E.; Shokhirev, N. V.; Balfour, C,; Zhang,
H.; Walker, F. A. Inorg. Chem. 2007, 46,
170-178.
143. “Assignment of the Ferriheme Resonances for Low-Spin Complexes
of Nitrophorins 1 and 4 by 1H and 13C NMR Spectroscopy:
Comparison to Structural Data Obtained from X-Ray Crystallography,”
Shokhireva, T. Kh.; Weichsel, A.; Smith, K. M.; Berry, R. E.; Shokhirev,
N. V.; Balfour, C,; Zhang, H.; Montfort, W. R.; Walker, F. A. Inorg.
Chem. 2007, 46, 170-178.
144. “Fe L-Edge XAS of Low-Spin Ferro- and Ferriheme Relative
to Non-Heme Fe(II) and -(III) Complexes: Mixing of Metal d and Porphyrin
Sigma and Pi Orbitals,” Hocking, R. K.; Wasinger, E. C.; Yan,
Y.; deGroot, F. M. F.; Walker, F. A.; Hodgson, K. O.; Hedman, B.;
Solomon, E. I. J. Am. Chem. Soc. 2007, 129,
113-125.
145. “Overexpression in Escherichia coli and Functional
Reconstitution of the Liposome Binding Ferriheme Protein Nitrophorin
7 (NP7) from the Blood Sucking Bug Rhodnius prolixus,”
Knipp, M.; Zhang, H.; Berry, R. E.; Walker, F. A. Prot. Expr.
Purif. 2007, 54, 183-191.
146. “Effect of the N-Terminus on Heme Cavity Structure, Ligand
Equilibrium and Rate Constants, and Reduction Potentials of Nitrophorin
2 from Rhodnius prolixus,” Berry, R. E.; Shokhireva,
T. Kh.; Filippov, I.; Shokhirev, M. N.; Zhang, H.; Walker, F. A. Biochemistry
2007, 46, 6830-6843.
147. “Solution NMR Studies of Iron(II) Spin Crossover Complexes,”
Weber, B.; Walker, F. A. Inorg. Chem. 2007,
46, 6794-6803..
148. “Assignment of Ferriheme Resonances for High- and Low-Spin
Forms of Nitrophorin 3 by 1H and 13C NMR Spectroscopy
and Comparison to Nitrophorin 2: Heme Pocket Structural Similarities
and Differences,” Shokhireva, T. Kh.; Berry, R. E.; Zhang, H.;
Shokhirev, N. V.; Walker, F. A. Inorg. Chim. Acta 2007,
360, online since 06/02/07.
149. “Nitrophorin 7 from the Blood-Feeding Insect Rhodnius
prolixus Reveals an Important Role of Its Isoform-Specific N-Terminus
for Proper Protein Function,” Knipp, M.; Yang, F.; Zhang, H.;
Shokhirev, M. N.; Berry, R. E.; Shokhireva, T. Kh.; Walker, F. A.
Biochemistry, July, 2007, 46, 0000-0000,
online.
150. “The Effect of Mutation of F87 on the Properties of CYP102A1-CYP4C7
Chimeras: Altered Regiospecificity and Substrate Selectivity,”
Chen, C.-K. J.; Shokhireva, T. Kh.; Walker, F. A. Submitted to Biochemistry,
July, 2007.
151. “The Effect of Mutation of Carboxylate Side-Chain Amino
Acids Near the Heme on the Reduction Potentials and Ligand Binding
Constants of Nitrophorin 2 and its NO, Histamine and Imidazole Complexes,”
Berry, R. E.; Shokhirev, M. N.; Ho, A. Y. W.; Zhang, H.; Walker, F.
A. Submitted to J. Biol. Inorg. Chem. October, 2007.
| To TABLE
OF CONTENTS |
1. "NMR Studies of Paramagnetic Metalloporphyrins," La Mar, G. N.;
Walker, F. A. In The Porphyrins, Vol. IV, D. Dolphin, Ed.,
(Academic Press, N.Y., 1979), pp. 61-157.
2. "Proton NMR Spectroscopy of Model Hemes,"
Walker, F. A.; Simonis, U. In Biological Magnetic Resonance, Vol.
12: NMR of Paramagnetic Molecules; Berliner, L. J.; Reuben, J., Eds.; Plenum
Press: N.Y., 1993; pp. 133-274.
3. "Iron-Porphyrin Chemistry," Walker, F. A.; Simonis, U. In Encyclopedia
of Inorganic Chemistry; King, R. B., Ed.; Wiley & Sons, Ltd.:
Chichester, 1994; Vol. 4; pp. 1785-1846.
4. "Advances in Single- and Multidimensional NMR Spectroscopy of
Paramagnetic Metal Complexes," Walker, F. A. In Spectroscopic Methods
in Bioinorganic Chemistry; ACS Symposium Books; Solomon,
E. I.; Hodgson, K., Eds.; American Chemical Society: Washington, D.C.;
1998, pp. 30-61.
5. "Novel NO-Releasing Heme Proteins from the Saliva of Blood-Sucking
Insects," Walker, F. A.; Ribeiro, J. M. C.; Montfort, W. R. In Metals
in Biological Systems, Vol. 36, Interrelations between Free Radicals
and Metal Ions in Life Processes; Sigel, H.; Sigel A., Eds.; Marcel
Dekker: New York, 1999; pp. 619-661.
6. "Magnetic Spectroscopic (EPR, ESEEM, Mössbauer,
MCD, NMR) Studies of Low-Spin Ferriheme Centers and Their Corresponding
Heme Proteins," Walker, F. A. Coord. Chem. Revs. 1999,
pp. 471-534.
7. "NMR and EPR Spectroscopy of Paramagnetic
Metalloporphyrins," Walker, F. A. In The Handbook of Porphyrins
and Related Macrocycles; Kadish, K. M.; Guilard, R.; Smith, K. M.,
Eds.; Academic Press: Burlington, MA; 1999, Chapter 36, Vol. 5;
pp. 81-183.
8. "Nitric Oxide-Releasing Heme Proteins from the Saliva of the Blood-Sucking
Insect Rhodnius prolixus," Walker, F. A., Montfort, W. R. In
Advances in Inorganic Chemistry; A. G. Mauk and G. Sykes, Eds.;
Academic Press: San Diego, 2000; Vol. 51, Ch. 5,
pp. 295-358.
9. "Reflections on My Life: Chemistry and
Other Pleasures," Walker, F. A. In Chemworld (Korea), 2001,
41, 105-118.
10. "Pulsed EPR and NMR Spectroscopy of Paramagnetic
Iron Porphyrins and Related Iron Macrocycles: How to Understand Patterns
of Spin Delocalization and Recognize Macrocycle Radicals," Walker, F. A.
Inorg. Chem. 2003, 42, 4526-4544.
11. "Models of the Bis-Histidine-Ligated Electron-Transferring Cytochromes.
Comparative Geometric and Electronic Structure of Low-Spin Ferro-
and Ferrihemes, "Walker, F. A. (Invited). In Biomimetic Inorganic
Chemistry; Holm, R. H., Solomon, E. I., Eds.; Chem. Revs.
2004, 104, 589-615.
12. "Electron Transfer by Diflavin Reductases,"
Murataliev, M. B.; Feyereisen, R.; Walker, F. A. (Invited). Biochim.
Biophys. Acta 2004, 1698, 1-26.
13. “Nitric Oxide Interaction with Insect Nitrophorins, and
Thoughts on the Electron Configuration of the {FeNO}6 Complex,”
Walker, F. A. J. Inorg. Biochem. 2005, 99,
216-236.
14. “Iron Porphyrin Chemistry---A Ten-Year Update,” Walker,
F. A.; Simonis, U. In Encyclopedia of
Inorganic Chemistry; Ed. 2; King, R. B., Ed.; Wiley & Sons, Ltd.:
Chichester; 2005; pp. 2390-2521.
15. “Iron Corrolates: Unambiguous Chloroiron(III) (Corrolate)2–•
p-Cation Radicals,” Walker, F. A.; Licoccia, S.; Paolesse, R.
J. Inorg. Biochem. 2006, 100, 810-837.
16. "Nitric Oxide Interaction with Insect Nitrophorins, and Possibilities
for the Electron Configuration of the {FeNO}6 Complex,"
Walker, F. A. In: The Smallest Biomolecules: Diatomics and their
Interactions with Heme Proteins, Ghosh, A., Ed.; Elsevier B.
V.; 2008; pp. 378-428.
To TABLE OF CONTENTS
1. "Thermodynamics of Axial Ligand Addition
and Spectroscopic Trends of a Series of Symmetrical and Unsymmetrical Derivatives
of Tetraphenylporphinatozinc(II) and -iron(III)." Walker, F. A.; McDermott,
G. A.; Balke, V. L. Inorg. Chim. Acta 1983, 79, 92-93.
2. "The Effect of Hydrogen-Bonding of Amides
on the Stability of Axial Ligand Complexes of Metalloporphyrins." Walker,
F. A.; Balke, V. L.; West, J. T. Rev. Port. Quim. 1985, 27,
15-16.
3. "The Effect of Hindered Axial Ligand Rotation
on the NMR Properties of Ortho-Substituted TPPFeL2+
Complexes," Simonis, U.; Walker, F. A. Bioinorg. Chem. 1989,
36, 268.
4. "Models of the Cytochromes b. Structural
and Spectroscopic Investigations of Low-Spin Bis-Pocket Hemins." Walker,
F. A.; Simonis, U.; Safo, M. K.; Scheidt, W. R. J. Inorg. Biochem.
1991, 43, 309.
5. One- and Two-Dimensional 1H
NMR Studies of Model Heme Complexes with Short Relaxation Times T1
and T2," Simonis, U.; Walker, F. A. J. Inorg. Biochem.
1991, 43, 299.
6. "Elucidation of the Detailed Electronic
Structures of Paramagnetic Model Hemes by Two-Dimensional NMR Techniques,"
Simonis, U.; Walker, F. A.; Lin, Q. J. Cell Biochem. 1993,
17C, 301.
7. "Cyclic Voltammetric Measurement of Reduction
Potentials and Formation Constants for Complexes of Substituted Pyridines
with Iron(III) and Iron(II) ‘Hindered’ Porphyrins," Nesset, M. J. M.; Wright,
J. L.; Jacobson, S. E.; Walker, F. A. J. Inorg. Biochem. 1993,
51, 21.
8. "Pyridine Complexes of Iron(III) Tetramesitylporphyrin:
Detailed NMR Studies," Watson, C. T.; Simonis, U.; Walker, F. A. J.
Inorg. Biochem. 1993, 51, 131.
9. "1H and 13C NMR Spectroscopy
of Paramagnetic Low-Spin Model Heme Complexes," Simonis, U.; Tan, H.; Walker,
F. A. J. Inorg. Biochem. 1993, 51, 145.
10. "The Effect of Axial p-Acceptor Ligands in Iron(III) Porphyrinates. Characterization
of the Low-Spin Derivative [Fe(TPP)(4-CNPy)2]ClO4,
a Heme Complex with an Axial EPR Spectrum," Safo, M. K.; Raitsimring, A.;
Walker, F. A.; Debrunner, P. G.; Scheidt, W. R. J. Inorg. Biochem.
1993, 51, 164.
11. "A Correlation Between Mössbauer
Quadrupole Splittings and 57Fe NMR Chemical Shifts of Diamagnetic
Iron(II) Porphyrinates," Walker, F. A.; Polam, J. R.; Wright, J.
L.; Christensen, K. A.; Flint, H.; Winkler, H.; Grodzicki, M.; Trautwein,
A. X. J. Inorg. Biochem. 1995, 59, 494.
12. NMR Studies of Electron Spin Relaxation,
Magnetic Anisotropy, Hindered Ligand Rotation and Curie Behavior in some
Novel Oxomolybdenum(V)/Iron(III) Porphyrinate Complexes," Basu, P.; Shokhirev,
N. V.; Enemark, J. H.; Walker, F. A. J. Inorg. Biochem. 1995,
59, 479.
13. "Electronic Structure and Fluctional Distortion
of Bis-Ligated Synthetic Porphyrins," Flint, H.; Trautwein, A. X.; Winkler,
H.; Grodzicki, M.; Wright, J. L.; Polam, J. R.; Walker, F. A. J. Inorg.
Biochem. 1995, 59, 493, and ICAME-95 Conference Proceedings
1995, 50, 839-842.
14. "NMR Spectroscopy of Paramagnetic Cyanide-Ligated
Model Hemes: An Unambiguous Pyrrole Proton Resonance Assignment," Marquez,
J.; Walker, F. A.; Simonis, U. J. Inorg. Biochem. 1995, 59,
511.
15. "Structural, Spectroscopic and Electrochemical
Comparisons of Three of the Four Nitrophorins (NO-Releasing Heme Proteins)
from the Saliva of the Blood-Sucking Insect, Rhodnius prolixus,"
Walker, F. A.; Andersen, J. F.; Weichsel, A.; Shokhireva, T. Kh.; Astashkin,
A. V.; Ding, X. D.; Balfour, C.; Raitsimring, A. M.; Montfort, W. R. J.
Inorg. Biochem. 1999, 74, 331.
16. "‘Proper Axis Systems’ of Low-Spin Ferrihemes:
Are They Required, Or Simply Pleasing?" Walker, F. A.; Astashkin, A. V.;
Raitsimring, A. M.; Shokhirev, N. V.; Shokhireva, T. Kh., Abstracts
of ICPP-1 2000, SYM 194.
17."Pulsed EPR Spectroscopic Investigations
of Low-Spin Ferrihemes and Related Macrocycles: New Insights Into
the Electronic Ground States and Patterns of Spin Delocalization,"
Walker, F. A.; Astashkin, A. V.; Raitsimring, A. M. J. Inorg. Biochem.
2001, 86, 111.
18. "NMR and Pulsed ENDOR Evidence for Thermodynamic
Stabilization of the dxy Electronic Ground State in Low-Spin
Ferriheme Models of Heme Oxygenase: Implications for the
Reactivity of the Iron(III) Hydroperoxide Intermediate," Rivera,
M.; Caignan, G. A.; Astashkin, A. V.; Raitsimring, A. M.; Shokhireva,
T. Kh.; Walker, F. A. J. Inorg. Biochem. 2001, 86,
474.
19. "Human Cytosolic Iron Regulatory Protein
1 Contains a Linear Iron-Sulfur Cluster," Gailer, J.; George, G.
N.; Pickering, I. J.; Walker, F. A.; Winzerling, J. J. J. Inorg.
Biochem. 2001, 86, 226.
20. "Mössbauer Spectroscopy with Synchrotron
Radiation Applied to the Low-Spin Ferriheme Complex [TPPFe(NH2PzH)2]Cl,"
Schünemann, V.; Benda, R.; Herta, C.; Winkler, H.; Trautwein,
A. X.; Shvyd’ko, Yu.; Walker, F. A. J. Inorg. Biochem. 2001,
86, 423.
21. "How a Blood Sucking Insect Gets Its Meal:
The Ferriheme Proteins Nitrophorin 2 and 4 Studied by Mössbauer
Spectroscopy," Wegner, P.; Benda, R.; Schünemann, V.; Trautwein,
A. X.; Berry, R. E.; Balfour, C. A.; Wert, D.; Walker, F. A. Hyperfine
Interact. C. 2002, 5, 253-256.
22. "Nuclear Resonant Forward Scattering Using
Synchrotron Radiation Applied to Study the Low-Spin Ferriheme Complex
[TPPFe(NH2PzH)2]Cl," Benda, R.; Herta, V.; Schünemann,
V.; Trautwein, A. X.; Shvyd’ko, Yu.; Walker, F. A. Hyperfine Interact.
C. 2002, 5, 269-272.
23. "NMR Investigations of the Four Nitrophorins from the Blood-Sucking
Insect Rhodnius prolixus,"Walker, F. A.; Shokhireva, T. Kh.;
Shokhirev, N. V. J. Inorg. Biochem. 2003,
96, 25.
24. "Correlation of Molecular Structure, EPR and Mössbauer Spectral
Type and Reduction Potential in Low-Spin Ferriheme Models of the Cytochromes,"
Walker, F. A.; Yatsunyk, L.; Carducci, M. D.; Teschner, T.; Schünemann,
V.; Trautwein, A. X. J. Inorg. Biochem. 2003,
96, 248.
25. "Low-Spin Ferriheme Models of the Cytochromes:
Correlation of Molecular Structure with EPR and Mössbauer Spectral Parameters,"
Teschner, T.; Trautwein, A. X.; Schünemann, V.; Yatsunyk, L.; Walker,
F. A., Hyperfine Interact., in press.
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