Determine the molecular mechanism of OLE RNA

Determine the precise molecular mechanism of Ornate Large Extremophilic (OLE) RNA in bacterial metal-ion homeostasis and cellular adaptation.

Background

Ornate Large Extremophilic (OLE) RNA is a bacterial RNA associated with metal-ion homeostasis and cellular adaptation. The reviewed cryo-EM studies established its homodimeric architecture and identified exposed binding sites for the protein partners OapA and OapC, but they did not resolve how OLE RNA performs its biological function. The paper therefore identifies the precise molecular mechanism of OLE RNA as unresolved.

References

OLE is a bacterial RNA involved in metal ion homeostasis and cellular adaptations, but its precise molecular mechanism is unclear (Breaker et al., 2023; Wallace et al., 2012).

— From static structures to dynamic landscapes: cryo-EM redefines RNA biology  (2609.01132 - Jadhav et al., 1 Sep 2026) in Section “Multimeric RNAs”