Evidence map›Paper›PMID 35361892›Full record

ArticleNature ecology & evolution2022

Co-evolution of interacting proteins through non-contacting and non-specific mutations.

David Ding, Anna G Green, Boyuan Wang, Thuy-Lan Vo Lite, Eli N Weinstein, Debora S Marks, Michael T Laub

Open access · greenAbstract read
In one paragraph

Article in Nature ecology & evolution, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
4.1field-weighted citation impact, top 5% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 49 citations in OpenAlex.

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  12. Symmetry facilitated the evolution of heterospecificity and high-order stoichiometry in vertebrate hemoglobin.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  13. Article
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  15. Article
  16. Emergent time scales of epistasis in protein evolution.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  17. Higher-order epistasis within Pol II trigger loop haplotypes.bioRxiv : the preprint server for biology · 2024
    Article
  18. Addressing epistasis in the design of protein function.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  19. Article
  20. Microbiology spectrum · 2024
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 1 country.

David DingDepartment of Biology, Massachusetts Institute of Technology, Cambridge, MA, USA.
Anna G GreenDepartment of Systems Biology, Harvard Medical School, Boston, MA, USA.
Boyuan WangDepartment of Pharmacology, UT Southwestern Medical Center, Dallas, TX, USA.
Thuy-Lan Vo LiteHarvard-MIT Division of Health Sciences and Technology, Harvard Medical School, Boston, MA, USA.ORCID http://orcid.org/0000-0003-2743-4231
Eli N WeinsteinProgram in Biophysics, Harvard University, Boston, MA, USA.
Debora S MarksDepartment of Systems Biology, Harvard Medical School, Boston, MA, USA.
Michael T LaubDepartment of Biology, Massachusetts Institute of Technology, Cambridge, MA, USA. laub@mit.edu.ORCID http://orcid.org/0000-0002-8288-7607
Harvard University · USHoward Hughes Medical Institute · USSouthwestern Medical Center · US

Funding

Medical Scientist Training ProgramT32GM007753 · NIGMS · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI WALENSKY, LOREN DAVID · 1985 to 2021
$50.0M
RESEARCH TRAINING-MEDICAL INFORMATICS 90T15LM007092 · NLM · HARVARD UNIVERSITY (SCH OF PUBLIC HLTH) · PI Nils Gehlenborg · 1992 to 2026
$32.8M
Making antibody generation rapid, scalable, and democratic through machine learning and continuous evolutionR01CA260415 · NCI · UNIVERSITY OF CALIFORNIA-IRVINE · PI KRUSE, ANDREW, LIU, CHANG C · 2020 to 2024
$8.4M
In-depth characterization of the metabolic effect of the bacterial alamorne ppGppK99GM135536 · NIGMS · MASSACHUSETTS INSTITUTE OF TECHNOLOGY · PI WANG, BOYUAN · 2020 to 2021
$200k
Howard Hughes Medical InstituteNCI NIH HHS R01 CA260415NIGMS NIH HHS K99 GM135536NIGMS NIH HHS T32 GM007753NLM NIH HHS T15 LM007092
6 · The paper itself

Abstract

Proteins often accumulate neutral mutations that do not affect current functions but can profoundly influence future mutational possibilities and functions. Understanding such hidden potential has major implications for protein design and evolutionary forecasting but has been limited by a lack of systematic efforts to identify potentiating mutations. Here, through the comprehensive analysis of a bacterial toxin-antitoxin system, we identified all possible single substitutions in the toxin that enable it to tolerate otherwise interface-disrupting mutations in its antitoxin. Strikingly, the majority of enabling mutations in the toxin do not contact and promote tolerance non-specifically to many different antitoxin mutations, despite covariation in homologues occurring primarily between specific pairs of contacting residues across the interface. In addition, the enabling mutations we identified expand future mutational paths that both maintain old toxin-antitoxin interactions and form new ones. These non-specific mutations are missed by widely used covariation and machine learning methods. Identifying such enabling mutations will be critical for ensuring continued binding of therapeutically relevant proteins, such as antibodies, aimed at evolving targets.

Indexed as

AntitoxinsBacterial ToxinsAmino Acid SequenceBacterial ProteinsMutationAntitoxinsBacterial ProteinsBacterial Toxins

Identifiers

PMID35361892
PMCPMC9090974
OpenAlexW4226101344

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.