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Browse Mutations marAS127N

GenemarA

General Bacterial Porin with reduced permeability to beta-lactams;resistance-nodulation-cell division (RND) antibiotic efflux pump

Protein ChangeS127N

Validation StatusCandidate

Databases

Reslit

Overview

Resistance To: Fluoroquinolones
Organisms: Escherichia coli
Papers: 1

Paper Information1

1

Limited Multidrug Resistance Efflux Pump Overexpression among Multidrug-Resistant Escherichia coli Strains of ST131.

PMID 33468485 · 2021

Found in all ST131 strains

Mutation Information

Protein Change: S127N
Organisms: Escherichia coli
Confers Resistance To: Fluoroquinolones

ResLit

A curated database of antimicrobial resistance genes and mutations extracted from scientific literature.

Browse

AMR Genes
AMR Mutations

Resources

About ResLit
Collaborators
PubMed
NCBI Pathogens
UniProt
CARD
ResFinder DB
PointFinder DB
AMR Rules

Curators

Curator Login
Dashboard

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© 2026 ResLit. Data sourced from PubMed literature analysis.

Built for antimicrobial resistance research