Cited by 41Protein Structure and DynamicsMonoclonal and Polyclonal Antibodies ResearchChemical Synthesis and Analysis

Protein engineering by highly parallel screening of computationally designed variants

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Sun, Mark G. F., Seo, Moon-Hyeong, Nim, Satra, Corbi-Verge, Carles, Kim, Philip M.·2016·Science Advances

Abstract

Current combinatorial selection strategies for protein engineering have been successful at generating binders against a range of targets; however, the combinatorial nature of the libraries and their vast undersampling of sequence space inherently limit these methods due to the difficulty in finely controlling protein properties of the engineered region. Meanwhile, great advances in computational protein design that can address these issues have largely been underutilized. We describe an integrated approach that computationally designs thousands of individual protein binders for high-throughput synthesis and selection to engineer high-affinity binders. We show that a computationally designed library enriches for tight-binding variants by many orders of magnitude as compared to conventional randomization strategies. We thus demonstrate the feasibility of our approach in a proof-of-concept study and successfully obtain low-nanomolar binders using in vitro and in vivo selection systems.

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  • The need for large candidate libraries reflects relatively low positive predictive value of scoring functions for predicting candidate binding.

    “Most of these methods require the generation of libraries of many candidates (~millions)], adopting highly parallel screening strategies that have been developed previously [93], reflecting relatively low positive predictive value of the scoring functions to predict candidate binding.”
  • Most classical antibody design methods require the generation of libraries of many candidates, around millions.

    “Most of these methods require the generation of libraries of many candidates (~millions)], adopting highly parallel screening strategies that have been developed previously [93], reflecting relatively low positive predictive value of the scoring functions to predict candidate binding.”
  • Most classical antibody design methods adopt highly parallel screening strategies.

    “Most of these methods require the generation of libraries of many candidates (~millions)], adopting highly parallel screening strategies that have been developed previously [93], reflecting relatively low positive predictive value of the scoring functions to predict candidate binding.”

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Research works printed but not linked: 1

  1. [5]S. S. Sidhu, H. B. Lowman, B. C. Cunningham, J. A. Wells, in Applications of Chimeric Genes and Hybrid Proteins—Part C: Protein-Protein Interactions and Genomics, S. D. Emr, J. N. Abelson, J. Thorner, Eds. (Academic Press, Cambridge, MA, 2000), p. 333.

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Authors
Sun, M. G. F., Seo, M.-H., Nim, S., Corbi-Verge, C., & Kim, P. M.
Affiliations
  • University of Toronto (CA)
  • Terrence Donnelly Centre for Cellular and Biomolecular Research, University of Toronto, Toronto, Ontario M5S 3E1, Canada.
Corresponding author
  • Sun, Mark G. F.
  • Seo, Moon-Hyeong
  • Kim, Philip M.
Venue
Science Advances
Published
2016-07
Volume
2
Issue
7
Pages
e1600692-e1600692
ISSN
2375-2548 (ISSN-L)
OpenAlex
W2476649705
Cited by
41
References
39
Citations by year
2026: 3 · 2025: 2 · 2024: 5 · 2023: 8 · 2022: 2 · 2021: 6 · 2020: 2 · 2019: 2 · 2018: 4 · 2017: 6 · 2016: 1
FWCI
2.25
Type
journal article
Language
en
Open access
Licence
cc-by
Locations
  • Science Advances (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
Funders
Canadian Institutes of Health Research (ID0EH1AG8772, MOP-123526)
Topics
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Protein Structure and Dynamics
  • Health Sciences › Medicine › Radiology, Nuclear Medicine and Imaging › Monoclonal and Polyclonal Antibodies Research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Chemical Synthesis and Analysis
Keywords
protein engineering, computational protein design, combinatorial protein libraries, high-throughput selection, protein binders, affinity maturation, parallel screening, in vitro selection, in vivo selection, high-affinity binders
MeSH terms
Amino Acid Sequence, Calorimetry, DNA, Humans, Models, Molecular, Protein Binding, Recombinant Proteins, Protein Engineering, Sequence Analysis, DNA, Protein Structure, Tertiary, Peptide Library, Principal Component Analysis, Ubiquitin, Ubiquitin Thiolesterase

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