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Ernesto Freire, Ph.D.

Ernesto Freire, Ph.D.

  • Joint Appointment in Biophysics and Biophysical Chemistry

Research Interests

Structure-based thermodynamics; Molecular recognition; Molecular function more


Dr. Ernesto Freire is a professor of biophysics and biophysical chemistry at the Johns Hopkins University School of Medicine. He holds a joint appointment in biology at the Krieger School of Arts & Sciences.

Dr. Freire earned his Ph.D. in biophysics from the University of Virginia. more


  • Joint Appointment in Biophysics and Biophysical Chemistry

Departments / Divisions

  • Biophysics and Biophysical Chemistry

Centers & Institutes

Research & Publications

Research Summary

Dr. Freire’s research focuses on structure-based thermodynamics of molecular recognition and function.

Selected Publications

Melillo B, Liang S, Park J, Schön A, Courter JR, LaLonde JM, Wendler DJ, Princiotto AM, Seaman MS, Freire E, Sodroski J, Madani N, Hendrickson WA, Smith AB 3rd. “Small-molecule CD4-mimics: Structure-based optimization of HIV-1 entry inhibition.” ACS Med Chem Lett. 2016 Jan 19;7(3):330-4. doi: 10.1021/acsmedchemlett.5b00471. eCollection 2016 Mar 10.

Schön A, Freire E. “Three easy pieces.” Biochim Biophys Acta. 2016 May;1860(5):975-80. doi: 10.1016/j.bbagen.2015.12.003. Epub 2015 Dec 9.

Clarkson BR, Schön A, Freire E. “Conformational stability and self-association equilibrium in biologics.” Drug Discov Today. 2016 Feb;21(2):342-7. doi: 10.1016/j.drudis.2015.11.007. Epub 2015 Nov 19. Review.

Chauhan J, Chen SE, Fenstermacher KJ, Naser-Tavakolian A, Reingewertz T, Salmo R, Lee C, Williams E, Raje M, Sundberg E, DeStefano JJ, Freire E, Fletcher S. “Synthetic, structural mimetics of the β-hairpin flap of HIV-1 protease inhibit enzyme function.” Bioorg Med Chem. 2015 Nov 1;23(21):7095-109. doi: 10.1016/j.bmc.2015.09.002. Epub 2015 Sep 7.

Xu Q, Ensign LM, Boylan NJ, Schön A, Gong X, Yang JC, Lamb NW, Cai S, Yu T, Freire E, Hanes J. “Impact of surface polyethylene glycol (PEG) density on biodegradable nanoparticle transport in mucus ex vivo and distribution in vivo.” ACS Nano. 2015 Sep 22;9(9):9217-27. doi: 10.1021/acsnano.5b03876. Epub 2015 Aug 31.

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