Geoff Feld

Contact information

Lawrence Livermore National Laboratory
7000 East Avenue, L-452
Livermore, CA 94550
phone: 925 423 7611



Ph.D., Chemistry, University of California, Berkeley (2012)

B.S., Chemistry, Georgia Institute of Technology (2006)

Research interests

Structural biology and biophysical chemistry of molecular machines; emerging technologies in macromolecular crystallography.

Selected recent publications

Feld GK, Brown MJ, Krantz BA. (2012) Ratcheting up protein translocation with anthrax toxin. Protein Sci. 21, 606-624.

Feld GK, Kintzer AF, Tang II, Thoren KL, Krantz BA. (2012) Domain flexibility modulates the heterogeneous assembly mechanism of anthrax toxin protective antigen. J. Mol Biol. 415, 159-174.

Sterling HJ, Kintzer AF, Feld GK, Cassou CA, Krantz BA, Williams ER. (2012) Supercharging protein complexes from aqueous solution disrupts their native conformations. J Am Soc Mass Spectrom. 23, 191-200.

Feld GK, Thoren, KL, Kintzer AF, Sterling HJ, Tang II, Greenberg SG, Williams ER, Krantz BA. (2010) Structural basis for the unfolding of anthrax lethal factor by protective antigen oligomers. Nature Struct Mol Biol. 17, 1383-1390.

Sterling HJ, Daly MP, Feld GK, Thoren KL, Kintzer AF, Krantz BA, Williams ER. (2010) Effects of supercharging reagents on noncovalent complex structure in electrospray ionization from aqueous solutions. J Am Soc Mass Spectrom. 21, 1762-1774.

Kintzer AF, Thoren KL, Sterling HJ, Dong KC, Feld GK, Tang II, Zhang TT, Williams ER, Berger, JM, Krantz BA. (2009) The protective antigen component of anthrax toxin forms functional octameric complexes. J Mol Biol. 392, 614-29.