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Genetics first or metabolism first? The formamide clue
R Saladino, G Botta, S Pino, G Costanzo… - Chemical Society …, 2012 - pubs.rsc.org
Life is made of the intimate interaction of metabolism and genetics, both built around the
chemistry of the most common elements of the Universe (hydrogen, oxygen, nitrogen, and …
chemistry of the most common elements of the Universe (hydrogen, oxygen, nitrogen, and …
Emergence of the first catalytic oligonucleotides in a formamide‐based origin scenario
JE Šponer, J Šponer, O Nováková… - … A European Journal, 2016 - Wiley Online Library
Abstract 50 years after the historical Miller–Urey experiment, the formamide‐based scenario
is perhaps the most powerful concurrent hypothesis for the origin of life on our planet …
is perhaps the most powerful concurrent hypothesis for the origin of life on our planet …
Origin of first cells at terrestrial, anoxic geothermal fields
All cells contain much more potassium, phosphate, and transition metals than modern (or
reconstructed primeval) oceans, lakes, or rivers. Cells maintain ion gradients by using …
reconstructed primeval) oceans, lakes, or rivers. Cells maintain ion gradients by using …
Nucleoside phosphorylation by phosphate minerals
In the presence of formamide, crystal phosphate minerals may act as phosphate donors to
nucleosides, yielding both 5′-and, to a lesser extent, 3′-phosphorylated forms. With the …
nucleosides, yielding both 5′-and, to a lesser extent, 3′-phosphorylated forms. With the …
Generation of long RNA chains in water
The synthesis of RNA chains from 3′, 5′-cAMP and 3′, 5′-cGMP was observed. The
RNA chains formed in water, at moderate temperatures (40–90° C), in the absence of …
RNA chains formed in water, at moderate temperatures (40–90° C), in the absence of …
Formamide chemistry and the origin of informational polymers
Formamide (HCONH2) provides a chemical frame potentially affording all the monomeric
components necessary for the formation of nucleic polymers. In the presence of the …
components necessary for the formation of nucleic polymers. In the presence of the …
[HTML][HTML] Chemomimesis and molecular Darwinism in action: from abiotic generation of nucleobases to nucleosides and RNA
R Saladino, JE Šponer, J Šponer, G Costanzo, S Pino… - Life, 2018 - mdpi.com
Molecular Darwinian evolution is an intrinsic property of reacting pools of molecules
resulting in the adaptation of the system to changing conditions. It has no a priori aim. From …
resulting in the adaptation of the system to changing conditions. It has no a priori aim. From …
Formamide as the main building block in the origin of nucleic acids
The simplest molecules grou** the four most common elements of the universe H, C, O
and N (with the exception of the biologically inert He) are isocyanate HNCO and formamide …
and N (with the exception of the biologically inert He) are isocyanate HNCO and formamide …
Synthesis and degradation of nucleic acid components by formamide and iron sulfur minerals
We describe the one-pot synthesis of a large panel of nucleic bases and related compounds
from formamide in the presence of iron sulfur and iron− copper sulfur minerals as catalysts …
from formamide in the presence of iron sulfur and iron− copper sulfur minerals as catalysts …
[HTML][HTML] Prebiotic organic chemistry of formamide and the origin of life in planetary conditions: What we know and what is the future
BM Bizzarri, R Saladino, I Delfino… - International Journal of …, 2021 - mdpi.com
The goal of prebiotic chemistry is the depiction of molecular evolution events preceding the
emergence of life on Earth or elsewhere in the cosmos. Plausible experimental models …
emergence of life on Earth or elsewhere in the cosmos. Plausible experimental models …