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Viral MACRO domains as a target for antiviral drug development against emerging RNA viruses

ABG-139159 Thesis topic
2026-05-18 Public/private mixed funding
AFMB: Architecture et Fonction des Macromolecules Biologiques
- Provence-Alpes-Côte d'Azur - France
Viral MACRO domains as a target for antiviral drug development against emerging RNA viruses
  • Biochemistry
  • Biology
Virology, Enzymology, Structure/function Caracterization

Topic description

Emerging infections caused by positive-sense RNA viruses pose a significant threat to public health, as demonstrated by recent pandemics such as those caused by coronaviruses and the chikungunya virus. This threat is further exacerbated by global warming, urbanization, and increased international travel. The lack of specific treatments, combined with the unavailability or lengthy adaptation periods required for vaccine development and adjustement, underscores the urgent need to identify new targets for antiviral drug discovery. RNA viruses share several common features: their genomes encode “non-structural” proteins that are essential for viral replication and evasion of the host’s innate immune system. Among these, a protein module known as the macrodomain plays a crucial role by suppressing ADP-ribosylation, a key post-translational modification. This project aims to conduct a comprehensive structural and functional characterization of viral macrodomains, particularly those from coronaviruses and alphaviruses, with the ultimate goal of designing Panviral drugs

Starting date

2026-09-01

Funding category

Public/private mixed funding

Funding further details

Méditerranée Infection

Presentation of host institution and host laboratory

AFMB: Architecture et Fonction des Macromolecules Biologiques

Le laboratoire Architecture et Fonction des Macromolécules Biologiques (AFMB) est un centre de biologie structurale localisé sur le campus de Luminy dans le Sud de Marseille, France. Il est placé sous tutelle mixte du CNRS et de AMU (UMR 7257) et en partenariat avec l’INRAe (USC AFMB 1408) et l’Inserm (U1324 ELR).

L’objectif de nos recherches est de décrire à l’échelle moléculaire l’architecture des protéines ou des édifices macromoléculaires pour comprendre les mécanismes biologiques qui leur sont associés. La description des interactions entre macromolécules ou entre une macromolécule et son ligand fonctionnel est aussi nécessaire pour pouvoir agir sur ces systèmes complexes. Enfin, pour comprendre la diversité moléculaire structurale et fonctionnelle des membres de certaines familles de protéines, nous analysons les données de génomique massives issues de grands centres de séquençage.

PhD title

École Doctorale Sciences du vivant ED 658

Country where you obtained your PhD

France

Institution awarding doctoral degree

Aix-Marseille Université

Graduate school

Doctorat Organismes de Recherche

Candidate's profile

The candidate must hold a Master’s degree (M2) or equivalent in biology, biochemistry, or life/health sciences.


Experience in virology or protein purification is preferred.

The candidate must not have spent more than 6 months in France.

2026-06-05
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