Evidence map›Paper›PMID 34429361›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2021

The LpoA activator is required to stimulate the peptidoglycan polymerase activity of its cognate cell wall synthase PBP1a.

Marios F Sardis, Jessica L Bohrhunter, Neil G Greene, Thomas G Bernhardt

Open access · hybridAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
5.7field-weighted citation impact, top 4% 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

27 citing papers in PubMed, 42 citations in OpenAlex.

  1. Article
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  6. ThebioRxiv : the preprint server for biology · 2025
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  11. The Coexistence ofInternational journal of molecular sciences · 2024
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  18. Identification and characterization of a novel lytic peptidoglycan transglycosylase (MltC) in Shigella dysenteriae.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2023
    Article
  19. Review
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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

4 authors at 1 institution in 1 country.

Marios F SardisDepartment of Microbiology, Harvard Medical School, Boston, MA 02115.ORCID 0000-0001-7337-3105
Jessica L BohrhunterDepartment of Microbiology, Harvard Medical School, Boston, MA 02115.ORCID 0000-0001-6335-746X
Neil G GreeneDepartment of Microbiology, Harvard Medical School, Boston, MA 02115.
Thomas G BernhardtDepartment of Microbiology, Harvard Medical School, Boston, MA 02115; thomas_bernhardt@hms.harvard.edu.
Harvard University · US

Funding

Peptidoglycan Biogenesis in Escherichia ColiR01AI083365 · NIAID · HARVARD MEDICAL SCHOOL · PI Thomas G Bernhardt · 2010 to 2026
$8.3M
Dissecting the role of Escherichia coli peptidoglycan synthase activatorsF31AI122363 · NIAID · HARVARD MEDICAL SCHOOL · PI BOHRHUNTER, JESSICA L · 2016 to 2018
$99k
Howard Hughes Medical InstituteNIAID NIH HHS F31 AI122363NIAID NIH HHS R01 AI083365
6 · The paper itself

Abstract

A cell wall made of the heteropolymer peptidoglycan (PG) surrounds most bacterial cells. This essential surface layer is required to prevent lysis from internal osmotic pressure. The class A penicillin-binding proteins (aPBPs) play key roles in building the PG network. These bifunctional enzymes possess both PG glycosyltransferase (PGT) and transpeptidase (TP) activity to polymerize the wall glycans and cross-link them, respectively. In

Indexed as

Bacterial Outer Membrane ProteinsCell WallCross-Linking ReagentsEscherichia coliEscherichia coli ProteinsLipoproteinsPenicillin-Binding ProteinsPeptidoglycanPeptidoglycan GlycosyltransferaseBacterial Outer Membrane ProteinsCross-Linking ReagentsEscherichia coli ProteinsLipoproteinsLpoA protein, E colipenicillin-binding protein 1A, E coliPenicillin-Binding ProteinsPeptidoglycanPeptidoglycan Glycosyltransferasecell walllipoproteinouter membranepenicillinpeptidoglycan

Identifiers

PMID34429361
PMCPMC8536351
OpenAlexW3195460745

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.