Evidence map›Paper›PMID 40070161›Full record

ReviewMolecular microbiology2025

MecA: A Multifunctional ClpP-Dependent and Independent Regulator in Gram-Positive Bacteria.

Zezhang T Wen, Kassapa Ellepola, Hui Wu

Abstract readReview
In one paragraph

Review in Molecular microbiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

2 citing papers in PubMed.

  1. An XRE-type regulator inMicrobiology spectrum · 2026
    Article
  2. Article
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

3 authors.

Zezhang T WenDepartment of Oral and Craniofacial Biology, School of Dentistry, Louisiana State University Health Sciences Center, New Orleans, Louisiana, USA.ORCID 0000-0001-8540-3420
Kassapa EllepolaDepartment of Oral Biology, College of Dentistry, University of Illinois Chicago, Chicago, Illinois, USA.ORCID 0000-0003-3806-9807
Hui WuDepartment of Restorative Dentistry, School of Dentistry, Oregon Health and Science University, Portland, Oregon, USA.

Funding

BrpA in Virulence Modulation of Streptococcus mutansR01DE019452 · NIDCR · LSU HEALTH SCIENCES CENTER · PI ZEZHANG TOM WEN, Hui Wu · 2009 to 2026
$6.3M
More Than Mechanical Retention: Characterization of Lactobacillus Clinical Strains Using In Vitro ModelsR21DE031856 · NIDCR · LSU HEALTH SCIENCES CENTER · PI WEN, ZEZHANG TOM · 2023 to 2024
$444k
NIDCR NIH HHS R01 DE019452NIDCR NIH HHS R21 DE031856NIH HHS DE019452
6 · The paper itself

Abstract

MecA is a broadly conserved adaptor protein in Gram-positive bacteria, mediating the recognition and degradation of specific target proteins by ClpCP protease complexes. MecA binds target proteins, often through recognition of degradation tags or motifs, and delivers them to the ClpC ATPase, which unfolds and translocates the substrates into the ClpP protease barrel for degradation. MecA activity is tightly regulated through interactions with ClpC ATPase and other factors, ensuring precise control over protein degradation and cellular homeostasis. Beyond proteolysis, emerging evidence highlights a ClpP-independent role of MecA in modulating the function of its targets, including key enzymes and transcriptional factors involved in biosynthetic and metabolic pathways. However, the full scope and mechanisms of ClpP-independent MecA regulation remain unclear, warranting further investigation.

Indexed as

Bacterial ProteinsEndopeptidase ClpGram-Positive BacteriaGene Expression Regulation, BacterialHeat-Shock ProteinsProtein BindingProteolysisTranscription FactorsBacterial ProteinsClpC protein, BacteriaEndopeptidase ClpHeat-Shock ProteinsTranscription FactorsClpPgene expressionMecAregulated proteolysisStreptococcus mutans

Identifiers

PMID40070161
PMCPMC12121503

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.