1. Structurally Engineered Cytochromes with Novel Ligand-Binding Sites: Oxy and Carbon Monoxy Derivatives of Semisynthetic Horse Heart Ala80cytochrome c. Kara L. Bren and Harry B. Gray, J. Am. Chem. Soc., 1993, 115, 10382-10383.
2. Structurally Engineered Cytochromes with Unusual Ligand-Binding Properties. Expression of Saccharomyces cerevisiae Met80ÆAla-iso-1-cytochrome c. Yi Lu, Danilo R. Casimiro, Kara L. Bren, John H. Richards, and Harry B. Gray, Proc. Natl. Acad. Sci. USA, 1993, 90, 11456-11459.
3. Paramagnetic 1-H NMR Spectroscopy of the Cyanide Derivative of Met80Ala-iso-1-cytochrome c. Kara L. Bren, Harry B. Gray, Lucia Banci, Ivano Bertini, and Paola Turano, J. Am. Chem. Soc.,1995,117, 8067-8073.
4. pH-Dependent Equilibria of Yeast Met80Ala-iso-1-cytochrome c Probed by NMR Spectroscopy: A Comparison with the Wild Type Protein. Lucia Banci, Ivano Bertini, Kara L. Bren, Harry B. Gray, and Paola Turano, Chem. Biol., 1995, 2, 377-383.
5. Three-Dimensional Solution Structure of the Cyanide Adduct of a Met80Ala Variant of Saccharomyces cerevisiae Iso-1-cytochrome c. Identification of Ligand-Residue Interactions in the Distal Heme Cavity. Lucia Banci, Ivano Bertini, Kara L. Bren, Harry B. Gray, Pornthep Sompornpisut, and Paola Turano, Biochemistry, 1995, 34, 11385-11398.
6. The Use of Pseudo-Contact Shifts to Refine Solution Structures of Paramagnetic Metalloproteins: Met80Ala-cyano-cyt c as an Example. Lucia Banci, Ivano Bertini, Kara L. Bren, Mauro A. Cremonini, Harry B. Gray, Claudio Luchinat, and Paola Turano, J. Biol. Inorg. Chem., 1996, 1, 117-126.
7. Three-Dimensional Solution Structure of Saccharomyces cerevisiae Reduced iso-1-cytochrome c. Paolo Baistrocchi, Lucia Banci, Ivano Bertini, Paola Turano, Kara L. Bren, and Harry B. Gray, Biochemistry, 1996, 35, 13788-13696.
8. The CuA Center of a Soluble Domain from Thermus Cytochrome ba3: An NMR Investigation of the Paramagnetic Protein. Ivano Bertini, Kara L. Bren, Antonio Clemente, James A. Fee, Harry B. Gray, Claudio Luchinat, Bo G. Malmström, John H. Richards, Donita Sanders, and Claire E. Slutter, J. Am. Chem. Soc., 1996, 118, 11658-11659.
9. Solution Structure of Oxidized Saccharomyces cerevisiae Iso-1-Cytochrome c. Lucia Banci, Ivano Bertini, Kara L. Bren, Harry B. Gray, Pornthep Sompornpisut, and Paola Turano, Biochemistry,1997, 36, 8992-9001.
10. Solution NMR Study of the Electronic Structure and Magnetic Properties of Cluster Ligation Mutants of the Four-Iron Ferredoxin from the Hyperthermophilic Archaeon Pyrococcus furiosus. Luigi Calzolai, Carol M. Gorst, Kara L. Bren, Philip Brereton, Michael W. W. Adams, and Gerd N. La Mar, J. Am. Chem. Soc., 1997, 119, 9341-9350.
11. Secondary Structure Extensions in Pyrococcus furiosus Ferredoxin Destabilize the Disulfide Bond Relative to that in Other Hyperthermostable Ferredoxins. Global Consequences for the Disulfide Orientational Heterogeneity. Peng-Liang Wang, Luigi Calzolai, Kara L. Bren, Quincy Teng, Francis E. Jenney, Jr., Philip S. Brereton, James B. Howard, Michael W. W. Adams, and Gerd N. La Mar, Biochemistry,1999, 38, 8167-8178.
12. NMR Investigation of Ferricytochrome c Unfolding: Detection of an Equilibrium Unfolding Intermediate and Residual Structure in the Denatured State. Brandy S. Russell, Rory Melenkivitz, and Kara L. Bren, Proc. Natl. Acad. Sci. U.S.A., 2000, 97, 8312-8317.
13. Integrity of Thermus thermophilus Cytochrome c552 Synthesized by Escherichia coli Cells Expressing the Host-Specific Cytochrome c Maturation Genes, ccmABCDEFGH: Biochemical, Spectral and Structural Characterization of the Recombinant Protein. James A. Fee, Ying Chen, Thomas R. Todaro, Kara L. Bren, Kirti M. Patel, Michael G. Hill, Ester Gomez-Moran, Thomas M. Loehr, Jingyuan Ai, Linda Thöny-Meyer, Pamela A. Williams, Enrico Stura, Vandana Sridhar, and Duncan E. McRee, Protein Sci., 2000, 9, 2074-2084.
14. Recombinant Cytochrome rC557 Obtained from Escherichia coli Cells Expressing a Truncated Thermus thermophilus cycA gene: Heme Inversion in an Improperly Matured Protein. Duncan E. McRee, Pamela A. Williams, Vandana Sridhar, Andrzej Pastuszyn, Kara L. Bren, Kirti M. Patel, Ying Chen, Thomas R. Todaro, Donita Sanders, Eugene Luna, and James A. Fee, J. Biol. Chem., 2001, 276, 6537-6544.
15. Mechanisms of Protein Folding, Kara L. Bren, J. Am. Chem. Soc. 2001, 41, 10145-10146. (Book review).
16. Heme Ligation and Conformational Plasticity in the Isolated c Domain of Cytochrome cd1 Nitrite Reductase. Jason A. Kellogg and Kara L. Bren, ChemTracts, Inorganic Chemistry 2001,14, 704-708.
17. Redox Thermodynamics of Low-potential Iron-sulfur Proteins. Elizabeth F. Karan and Kara L. Bren, ChemTracts, Inorganic Chemistry 2001, 14, 709-713.
18. Characterization of Hydrogenobacter thermophilus cytochromes c552 expressed in the cytoplasm and periplasm of Escherichia coli. Elizabeth F. Karan, Brandy S. Russell and Kara L. Bren, J. Biol. Inorg. Chem., 2002, 7, 260-272.
19. Peptide Mimotopes of Pneumococcal Capsular PS of 6B serotype. A Peptide Mimotope Can Bind to Two Unrelated Antibodies. Jeon-Soo Shin, Jigui Yu, Jisheng Lin, Linghao Zhong, Kara L. Bren, and Moon H. Nahm., J. Immunol., 2002, 168, 6273-6278.
20. Denaturant Dependence of Equilibrium Unfolding Intermediates and Denatured State Structure of Horse Ferricytochrome c. Brandy S. Russell and Kara L. Bren, J. Biol. Inorg. Chem., 2002, 7, 909-916.
21. Recent Advances in NMR of Cytochromes c. Kara L. Bren, ChemTracts, Inorganic Chemistry, 2002, 15, 677-691.
22. A Solution NMR Model for the Aspartate-ligated, Cubane Cluster Containing Ferredoxin from the Hyperthermophilic Archeaon Pyrococcus furiosus. Simon Sham, Luigi Calzolai, Peng-Liang Wang, Kara L. Bren, Halvard Haarklau, Philip S. Brereton, Michael W. W. Adams, and Gerd N. La Mar, Biochemistry, 2002, 41, 12498-12508.
23. Characterization of Recombinant Horse Cytochrome c Synthesized with the Assistance of Escherichia coli Cytochrome c Maturation Factors. Jason A. Kellogg and Kara L. Bren, Biochim. Biophys Acta, 2002, 1601, 215-221.
24. Backbone Dynamics and Hydrogen Exchange of Oxidized Pseudomonas aeruginosa Cytochrome c-551. Brandy S. Russell, Linghao Zhong, Maria Giulia Bigotti, Francesca Cutruzzolà, and Kara L. Bren, J. Biol. Inorg. Chem., 2003, 8, 156-166.
25. Altered Axial Methionine Orientation in a Mutant Cytochrome c. Xin
Wen, Terry Rabinowitz, Kara L. Bren, submitted.