DegP is both an ATP-independent protease and chaperone in the E. coli periplasm. In a new structural model of DegP recently published in Nature, Krojer et al. suggest that DegP carries out these seemingly opposing roles by assembling into enormous spherical multimers. © 2008 Elsevier Ltd. All rights reserved.
Huber, D., & Bukau, B. (2008, July 9). DegP: a Protein “Death Star.” Structure. https://doi.org/10.1016/j.str.2008.06.004