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Browse Mutations pbp2aE239R

penicillin-binding protein

Protein ChangeE239R

Validation StatusCandidate

Databases

Reslit

Overview

Resistance To: cefoxitin
Organisms: Staphylococcus aureus
Papers: 1

Paper Information1

1

Mutation-Based Antibiotic Resistance Mechanism in Methicillin-Resistant Staphylococcus aureus Clinical Isolates.

PMID 34062812 · 2021

The E239R mutation was found to be novel and contributes to high-level resistance to cefoxitin.

Mutation Information

Protein Change: E239R
Organisms: Staphylococcus aureus
Confers Resistance To: cefoxitin
Validation Method: protein-ligand docking
Source Database: Reslit

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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

© 2026 ResLit. Data sourced from PubMed literature analysis.

Built for antimicrobial resistance research