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 …

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 …

Generation of long RNA chains in water

G Costanzo, S Pino, F Ciciriello, E Di Mauro - Journal of Biological …, 2009 - jbc.org
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 …

[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 …

Synthesis and degradation of nucleic acid components by formamide and iron sulfur minerals

R Saladino, V Neri, C Crestini, G Costanzo… - Journal of the …, 2008 - ACS Publications
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 …

Controlled polymer synthesis—from biomimicry towards synthetic biology

G Pasparakis, N Krasnogor, L Cronin… - Chemical Society …, 2010 - pubs.rsc.org
The controlled assembly of synthetic polymer structures is now possible with an
unprecedented range of functional groups and molecular architectures. In this critical review …

[HTML][HTML] From formamide to RNA: the roles of formamide and water in the evolution of chemical information

R Saladino, C Crestini, F Ciciriello, S Pino… - Research in …, 2009 - Elsevier
In pursuing the origin of informational polymers, we followed the assumption that their
spontaneous formation could only have occurred:(i) if all the components were present at …

From formamide to RNA, the path is tenuous but continuous

S Pino, JE Sponer, G Costanzo, R Saladino… - Life, 2015 - mdpi.com
Reactions of formamide (NH2COH) in the presence of catalysts of both terrestrial and
meteoritic origin yield, in plausible and variegated conditions, a large panel of precursors of …

Catalytic effects of Murchison material: Prebiotic synthesis and degradation of RNA precursors

R Saladino, C Crestini, C Cossetti, E Di Mauro… - Origins of Life and …, 2011 - Springer
Mineral components of the Murchison meteorite were investigated in terms of potential
catalytic effects on synthetic and hydrolytic reactions related to ribonucleic acid. We found …

Untemplated nonenzymatic polymerization of 3′, 5′ cGMP: a plausible route to 3′, 5′-linked oligonucleotides in primordia

JE Sponer, J Sponer, A Giorgi, E Di Mauro… - The Journal of …, 2015 - ACS Publications
The high-energy 3′, 5′ phosphodiester linkages conserved in 3′, 5′ cyclic GMPs offer a
genuine solution for monomer activation required by the transphosphorylation reactions that …