Cited by 277Protein Structure and DynamicsChemical Synthesis and AnalysisBiochemical and Structural Characterization

The DOI matches its Crossref record; 32 of the 32 references it cites were found in a registry or an index.

High thermodynamic stability of parametrically designed helical bundles

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Abstract

We describe a procedure for designing proteins with backbones produced by varying the parameters in the Crick coiled coil-generating equations. Combinatorial design calculations identify low-energy sequences for alternative helix supercoil arrangements, and the helices in the lowest-energy arrangements are connected by loop building. We design an antiparallel monomeric untwisted three-helix bundle with 80-residue helices, an antiparallel monomeric right-handed four-helix bundle, and a pentameric parallel left-handed five-helix bundle. The designed proteins are extremely stable (extrapolated ΔGfold > 60 kilocalories per mole), and their crystal structures are close to those of the design models with nearly identical core packing between the helices. The approach enables the custom design of hyperstable proteins with fine-tuned geometries for a wide range of applications.

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Metadata

Authors
Huang, P.-S., Oberdorfer, G., Xu, C., Pei, X. Y., Nannenga, B. L., Rogers, J. M., DiMaio, F., Gonen, T., Luisi, B., & Baker, D.
Affiliations
  • University of Washington (US)
  • University of Graz (AT)
  • University of Cambridge (GB)
  • Howard Hughes Medical Institute (US)
Corresponding author
  • Huang, Po-Ssu
  • Oberdorfer, Gustav
  • Xu, Chunfu
  • Baker, David
Venue
Science
Published
2014-10-24
Volume
346
Issue
6208
Pages
481-485
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W1976603396
Cited by
277
References
32
Citations by year
2026: 17 · 2025: 17 · 2024: 16 · 2023: 22 · 2022: 24 · 2021: 28 · 2020: 23 · 2019: 29 · 2018: 15 · 2017: 30 · 2016: 37 · 2015: 17 · 2014: 2
FWCI
11.76
Type
journal article
Language
en
Open access
Locations
  • Science (publishedVersion)
  • PubMed (publishedVersion)
  • Europe PMC (PubMed Central) (acceptedVersion)
  • PubMed Central (acceptedVersion)
  • OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) (submittedVersion)
Funders
  • Howard Hughes Medical Institute
  • U.S. Department of Energy (-AC02-05CH11231, 05CH11231, DE AC02 05CH11231, DE-AC02-)
  • Wellcome Trust (076846)
  • Diamond Light Source
  • European Commission (332094)
  • Directorate for Biological Sciences
  • Biotechnology and Biological Sciences Research Council
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Protein Structure and Dynamics
  • Physical Sciences › Chemistry › Organic Chemistry › Chemical Synthesis and Analysis
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Biochemical and Structural Characterization
Keywords
protein design, helical bundle, coiled coil, thermodynamic stability, protein folding free energy, combinatorial designs
MeSH terms
Protein Denaturation, Thermodynamics, Protein Engineering, Protein Structure, Secondary, Crystallography, X-Ray, Combinatorial Chemistry Techniques

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