While recO is critical for bacterial DNA repair, its specific role in Legionella pathogenesis or survival within host cells remains unexplored. Key gaps include:
Mechanistic Studies: No peer-reviewed data exist on recO’s interaction with host DNA repair machinery or its contribution to bacterial persistence.
Functional Analogs: The RecBCD pathway in Legionella may share functional similarities with E. coli, but strain-specific differences are unconfirmed.
Antimicrobial Targets: Potential exploitation of recO for therapeutic development (e.g., disrupting DNA repair in biofilm formation) is speculative without experimental validation.
Biochemical Characterization: Assess recO’s ATPase activity, single-stranded DNA (ssDNA) binding, and interaction with RecB/RecD.
Pathogenesis Studies: Investigate recO’s role in surviving oxidative stress or host immune evasion.
Therapeutic Potential: Explore inhibitors targeting recO to disrupt bacterial DNA repair in Legionella-infected cells.
KEGG: lpf:lpl0974