How the intricate molecular machinery of life arose from simple beginnings has been a long-standing question. Several lines of evidence point towards a primordial “RNA world”, where an “RNA copy […]
RNA world
Posted inBiochemistry & Organic Chemistry, Biosignatures & Paleobiology, Genomics, Proteomics, Bioinformatics, Origin & Evolution of Life, Status Report
One-Pot Formation of Pairing Proto-RNA Nucleotides and Their Supramolecular Assemblies
Most contemporary theories for the chemical origins of life include the prebiotic synthesis of informational polymers, including strong interpretations of the RNA World hypothesis.
Posted inAstrochemistry, Astronomy & Telescopes, Biosignatures & Paleobiology, Imaging & Spectroscopy, Interstellar, Status Report
Identification Of The Simplest Sugar-like Molecule Glycolaldehyde Towards The Hot Molecular Core G358.93-0.03 MM1
Glycolaldehyde (CH2OHCHO) is the simplest monosaccharide sugar in the interstellar medium, and it is directly involved in the origin of life via the ‘RNA world’ hypothesis.
Posted inBiochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Genomics, Proteomics, Bioinformatics, Origin & Evolution of Life, Press Release
Discovery Of Novel Primitive Xeno Nucleic Acids As Alternative Genetic Polymers
The chemical origin of life on Earth is a puzzle that scientists have been trying to piece together for decades. Many hypotheses have been proposed to explain how life came […]
Posted inGenomics, Proteomics, Bioinformatics, Origin & Evolution of Life, Status Report
The RNA-DNA World And The Emergence Of DNA-encoded Heritable Traits
The RNA world hypothesis confers a central role to RNA molecules in information encoding and catalysis.
Posted inGenomics, Proteomics, Bioinformatics, Origin & Evolution of Life, Press Release
Rolling Circles As A Means Of Encoding Genes In The RNA World
The rolling circle mechanism found in viroids and some RNA viruses is a likely way that replication could have begun in the RNA World.