Qt45: A Small Polymerase Ribozyme Capable of Self-Synthesis - Breakthrough in RNA World Hypothesis Research
The news highlights the discovery of Qt45, a small polymerase ribozyme with the remarkable ability to synthesize itself. This finding, published on February 27, 2026, on Hacker News, represents a significant development in the field of origin of life research, particularly in supporting the RNA world hypothesis. The self-replicating nature of Qt45 offers crucial insights into how early life forms might have emerged and evolved, demonstrating a fundamental property essential for life's beginnings.
The news centers on the identification of Qt45, a novel small polymerase ribozyme that possesses the unique capability of self-synthesis. This significant scientific advancement was reported on February 27, 2026, and shared via Hacker News, with the original source being a publication in 'Science.' The ability of Qt45 to synthesize itself is a pivotal discovery, as it provides direct experimental evidence supporting the long-standing RNA world hypothesis. This hypothesis posits that RNA, rather than DNA or proteins, played a central role in early life forms, acting as both genetic material and catalytic enzymes. The self-replicating characteristic of Qt45 offers a tangible model for understanding how the complex processes of life could have initiated and propagated in the primordial environment. Such a ribozyme demonstrates a fundamental requirement for the emergence of life: the capacity for self-replication and the catalysis of biochemical reactions. This research contributes significantly to our understanding of abiogenesis and the potential pathways through which life could have originated on Earth.