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Publications

Since joining Chapman University

* = undergraduate coauthor, # = former undergraduate working as a research technician, ‡= corresponding author
  1. Willard, D. L,* Arellano J. J.,* Underdahl, M.,* Lee, T. M.,* Ramaswamy, A. S. * Gabriella, F.*, Kliman, A., * Wong, E. Y., *Owens, C. P. ‡ (2023) Mutational analysis of the nitrogenase carbon monoxide protective protein CowN reveals that a conserved C-terminal glutamic acid residue is necessary for its activity, Biochemistry, Available online: https://doi.org/10.1021/acs.biochem.3c00421
  2. Standke H. G.*, Kim L.*, Owens, C. P.‡ (2023) Purification and biochemical characterization of the DNA binding domain of the nitrogenase transcriptional activator NifA from Gluconacetobacter diazotrophicus. The Protein Journal, 42, 802-810
    https://link.springer.com/article/10.1007/s10930-023-10158-w
  3. Omori, K. K#, Drucker, C. T., Okumura T. L. S.*, Carl N. B.*, Dinn B. T.*, Ly D.*, Sacapano K. N.*, Tajii A.*, Owens C. P.‡ (2023) Structural characterization of a Lactobacillus chlorogenic acid esterase and investigation of its insertion domain dynamics. FEBS Letters, Available online: https://febs.onlinelibrary.wiley.com/doi/10.1002/1873-3468.14731
  4. Lo Verde, C.,# Paciolas, C. T., Paterson, N.,# Chin, J.*, Owens, C. P., Senger, L. W. (2023) Hydrolysis of chlorogenic acid in sunflower flour increases consumer acceptability in sunflower cookies by improving cookie color. J. Food Sci. 88, 3538-3550 [PDF]
  5. Pepra-Ameyaw, N. B., Lo Verde, C.,# Drucker C. T., Owens C. P., Senger L. W. (2023) Preventing chlorogenic acid quinone-induced greening in sunflower cookies by chlorogenic acid esterase and thiol-based dough conditioners. LWT 174, 114392 [PDF]
  6. Lo Verde, C.,# Pepra-Ameyaw, N. B., Drucker C. T., Okumura T. L. S.*, Lyon K. A.*, Muniz, J. C.*, Sermet C. S.*, Senger L. W., Owens C. P.‡ (2022) A highly active esterase from Lactobacillus helveticus hydrolyzes chlorogenic acid in sunflower meal to prevent chlorogenic acid induced greening in sunflower protein isolates. Food Res. Int. 162, 111996 [PDF]
  7. Medina, M. S., Bretzing K. O.,* Aviles, R. A.,* Chong, K. M.,* Espinoza, A.,* Garcia, C. N. G.,* Katz, B. B., Kharwa, R. N.,* Hernandez, A.,* Lee, J. L., Lee, T. M.,* Lo Verde, C.,* Strul, M. W.,* Wong, E. Y.,* Owens, C. P.‡ (2021) CowN sustains nitrogenase turnover in the presence of the inhibitor carbon monoxide. J. Biol. Chem. 296, 100501 [PDF]
  8. Chao, A., Sieminski, P. J., Owens, C. P.,‡ Goulding, C. W. (2019) Iron acquisition in Mycobacterium tuberculosis. Chem. Rev. 119, 1193-1220 [PDF]
  9. Owens, C. P., Tezcan F. A. (2018) Conformationally gated electron transfer in nitrogenase. Isolation, purification and characterization of nitrogenase from Gluconacetobacter diazotrophicus. Methods Enzymol. 599, 355-386 [PDF]
  10. Katz F. E., Shi X., Owens C. P., Joseph, S., Tezcan F. A. (2017) Determination of nucleoside triphosphatase activities from measurement of true inorganic phosphate in the presence of labile phosphate compounds. Analytical Biochem. 520, 62-67 [PDF]

Publications prior to joining Chapman University

  1. Owens, C. P., Katz, F. E. H., Carter, C. H., Oswald, V. F., Tezcan, F. A. (2016) Tyrosine-coordinated P-cluster in G. diazotrophicus nitrogenase: Evidence for the importance of O-based ligands in conformationally gated electron transfer. J. Am. Chem. Soc. 138, 10124-10127  [PDF]
  2. Katz F. E. H., Owens, C. P., Tezcan F. A. (2016) Electron Transfer Reactions in Biological Nitrogen Fixation, Isr. J. Chem. 56, 682-692 [PDF]
  3. Owens, C. P., Katz, F. E. H., Carter, C. H., Luca, M. A., Tezcan, F. A. (2015). Evidence for functionally relevant encounter complexes in nitrogenase catalysis. J. Am. Chem. Soc. 137, 12704-12712 [PDF]
  4. Owens, C. P., Chim, N., and Goulding, C. W. (2013) Insights on how the Mycobacterium tuberculosis heme uptake pathway can be used as a drug target. Future Med. Chem. 5, 1391–1403
  5. Owens, C. P., Chim, N., Graves, A. B., Harmston, C. A., Iniguez, A., Contreras, H., Liptak, M. D., and Goulding, C. W. (2013) The Mycobacterium tuberculosis secreted protein Rv0203 transfers heme to membrane proteins MmpL3 and MmpL11. J. Biol. Chem. 288, 21714–21728
  6. McMath, L. M., Contreras, H., Owens, C. P., and Goulding, C. W. (2013) The structural characterization of bacterioferritin, BfrA, from Mycobacterium tuberculosis. J. Porphyrins Phthalocyanines 17, 229–239
  7. Honsa, E. S., Owens, C. P., Goulding, C. W., and Maresso, A. W. (2013) The near-iron transporter (NEAT) domains of the anthrax hemophore IsdX2 require a critical glutamine to extract heme from methemoglobin. J. Biol. Chem. 288, 8479–8490
  8. Chim, N., Owens, C. P., Contreras, H., and Goulding, C. W. (2012) Advances in Mycobacterium tuberculosis therapeutics discovery utilizing structural biology. Disord. Drug Targets. e-pub, [published online November 16, 2012: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3695056/]
  9. Ekworomadu, M. T., Poor, C. B., Owens, C. P., Balderas, M. A., Fabian, M., Olson, J. S., Murphy, F., Balkabasi, E., Honsa, E. S., He, C., Goulding, C. W., and Maresso, A. W. (2012) Differential function of lip residues in the mechanism and biology of an anthrax hemophore. PLoS Pathog. 8, e1002559
  10. Owens, C. P., Du, J., Dawson, J. H., and Goulding, C. W. (2012) Characterization of heme ligation properties of Rv0203, a secreted heme binding protein involved in Mycobacterium tuberculosis heme uptake. Biochemistry 51, 1518–1531
  11. Tullius, M. V., Harmston, C. A., Owens, C. P., Chim, N., Morse, R. P., McMath, L. M., Iniguez, A., Kimmey, J. M., Sawaya, M. R., Whitelegge, J. P., Horwitz, M. A., and Goulding, C. W. (2011) Discovery and characterization of a unique mycobacterial heme acquisition system. Proc. Natl. Acad. Sci. U.S.A. 108, 5051–5056
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