OoL digest — August 29 edition

This week we have 4 preprints and 11 new papers on the origin of life. Enjoy!

Astrobiology

The UV-SCOPE Mission: Ultraviolet Spectroscopic Characterization Of Planets and their Environments – Ardila et al. – preprint

Is ozone a reliable proxy for molecular oxygen? I. The O2-O3 relationship for Earth-like atmospheres – Kozakis et al. – Astronomy & Astrophysics

Geoelectrochemistry-driven alteration of amino acids to derivative organics in carbonaceous chondrite parent bodies – Li et al. – Nature Communications


Biochemistry

Homochirality and chiral-induced spin selectivity: A new spin on the origin of life – Bloom et al. – Proceedings of the National Academy of Sciences

Symmetry Breaking by Consecutive Amplification: Efficient Paths to Homochirality – Huber et al. – Origins of Life and Evolution of Biospheres

Discovery, structure, and mechanism of a tetraether lipid synthase – Lloyd et al. – Nature

Cryo-EM structure and functional landscape of an RNA polymerase ribozyme – McRae et al. – preprint

A scenario for the origin of life: Volume regulation by bacteriorhodopsin required extremely voltage sensitive Na-channels and very selective K-channels – Naranjo – BioEssays

Origins of life research: A roadmap for the transition from chemistry to biology – Trapp – BioEssays


Bioinformatics

Computer simulations of Template-Directed RNA Synthesis driven by temperature cycling in diverse sequence mixtures – Chamanian et al. – PLOS Computational Biology


Chemistry

Light-fuelled primitive replication and selection in evolvable biomimetic chemical networks – Bartus et al. – preprint


Microbiology

Repeat sequences limit the effectiveness of lateral gene transfer and favored the evolution of meiotic sex in early eukaryotes – Colnaghi et al. – Proceedings of the National Academy of Sciences

Sparsification of Large Ultrametric Matrices: Insights into the Microbial Tree of Life – Gorman et al. – preprint

Microbial Growth in Martian Soil Simulants Under Terrestrial Conditions: Guiding the Search for Life on Mars – Naz et al. – Astrobiology


Planetary Science

Did transit through the galactic spiral arms seed crust production on the early Earth? – Kirkland et al. – Geology

Alexandre Champagne‑Ruel
Alexandre Champagne‑Ruel
PhD Candidate - Astrophysics

My research interests include statistical physics, complex systems and major evolutionary transitions.