Evidence map›Paper›PMID 29269770›Full record

ArticleNature communications2017

Spontaneous and specific chemical cross-linking in live cells to capture and identify protein interactions.

Bing Yang, Shibing Tang, Cheng Ma, Shang-Tong Li, Guang-Can Shao, Bobo Dang, William F DeGrado, Meng-Qiu Dong, Peng George Wang, Sheng Ding and 1 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
3.6field-weighted citation impact, top 6% 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

64 citing papers in PubMed, 112 citations in OpenAlex.

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4 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 2 countries.

Bing YangDepartment of Pharmaceutical Chemistry and the Cardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd. South, San Francisco, California, 94158, USA.
Shibing TangGladstone Institute of Cardiovascular Disease and Department of Pharmaceutical Chemistry, University of California San Francisco, 1650 Owens St., San Francisco, California, 94158, USA.ORCID http://orcid.org/0000-0001-8592-3477
Cheng MaDepartment of Chemistry and Center for Therapeutics and Diagnostics, Georgia State University, P.O. Box 3965, Atlanta, Georgia, 30302, USA.
Shang-Tong LiNational Institute of Biological Sciences, 7 Science Park Rd., Beijing, 102206, China.
Guang-Can ShaoNational Institute of Biological Sciences, 7 Science Park Rd., Beijing, 102206, China.
Bobo DangDepartment of Pharmaceutical Chemistry and the Cardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd. South, San Francisco, California, 94158, USA.
William F DeGradoDepartment of Pharmaceutical Chemistry and the Cardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd. South, San Francisco, California, 94158, USA.ORCID http://orcid.org/0000-0003-4745-263X
Meng-Qiu DongNational Institute of Biological Sciences, 7 Science Park Rd., Beijing, 102206, China.ORCID http://orcid.org/0000-0002-6094-1182
Peng George WangDepartment of Chemistry and Center for Therapeutics and Diagnostics, Georgia State University, P.O. Box 3965, Atlanta, Georgia, 30302, USA.
Sheng DingGladstone Institute of Cardiovascular Disease and Department of Pharmaceutical Chemistry, University of California San Francisco, 1650 Owens St., San Francisco, California, 94158, USA.
Lei WangDepartment of Pharmaceutical Chemistry and the Cardiovascular Research Institute, University of California San Francisco, 555 Mission Bay Blvd. South, San Francisco, California, 94158, USA. Lei.Wang2@ucsf.edu.ORCID http://orcid.org/0000-0002-5859-2526
University of California, San Francisco · USNational Institute of Biological Sciences, Beijing · CNGeorgia State University · USGladstone Institutes · US

Funding

Adding New Covalent Bonds to Proteins in Live CellsR01GM118384 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI Lei Wang · 2016 to 2026
$3.0M
Nano-switches for optogenetic control of neuronal proteins with ultra-specificityRF1MH114079 · NIMH · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI WANG, LEI · 2017 to 2017
$1.8M
NIGMS NIH HHS R01 GM118384NIMH NIH HHS RF1 MH114079
6 · The paper itself

Abstract

Covalently locking interacting proteins in situ is an attractive strategy for addressing the challenge of identifying weak and transient protein interactions, yet it is demanding to execute chemical reactions in live systems in a biocompatible, specific, and autonomous manner. Harnessing proximity-enabled reactivity of an unnatural amino acid incorporated in the bait toward a target residue of unknown proteins, here we genetically encode chemical cross-linkers (GECX) to cross-link interacting proteins spontaneously and selectively in live cells. Obviating an external trigger for reactivity and affording residue specificity, GECX enables the capture of low-affinity protein binding (affibody with Z protein), elusive enzyme-substrate interaction (ubiquitin-conjugating enzyme UBE2D3 with substrate PCNA), and endogenous proteins interacting with thioredoxin in E. coli cells, allowing for mass spectrometric identification of interacting proteins and crosslinking sites. This live cell chemistry-based approach should be valuable for investigating currently intangible protein interactions in vivo for better understanding of biology in physiological settings.

Indexed as

Protein Interaction MapsCross-Linking ReagentsEscherichia coliEscherichia coli ProteinsHumansMass SpectrometryProliferating Cell Nuclear AntigenSubstrate SpecificityThioredoxinsUbiquitin-Conjugating EnzymesCross-Linking ReagentsEscherichia coli ProteinsProliferating Cell Nuclear AntigenThioredoxinsUBE2D3 protein, humanUbiquitin-Conjugating Enzymes

Identifiers

PMID29269770
PMCPMC5740110
OpenAlexW2773265882

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.