Biochirality: Origins, Evolution and Molecular Recognition by Joseph Gal, Pedro Cintas (auth.), Pedro Cintas (eds.)

By Joseph Gal, Pedro Cintas (auth.), Pedro Cintas (eds.)

Early heritage of the popularity of Molecular Biochirality, through Joseph Gal, Pedro Cintas

Synthesis and Chirality of Amino Acids lower than Interstellar stipulations, through Chaitanya Giri, Fred Goesmann, Cornelia Meinert, Amanda C. Evans, Uwe J. Meierhenrich

Chemical and actual versions for the Emergence of organic Homochirality, via son E. Hein, Dragos Gherase, Donna G. Blackmond

Biomolecules at Interfaces: Chiral, certainly, through Arántzazu González-Campo and David B. Amabilino

Stochastic reflect Symmetry Breaking: Theoretical types and Simulation of Experiments, by means of Celia Blanco, David Hochberg

Self-Assembly of Dendritic Dipeptides as a version of Chiral choice in Primitive organic platforms, via Brad M. Rosen, Cécile Roche, Virgil Percec

Chirality and Protein Biosynthesis, by way of Sindrila Dutta Banik, Nilashis Nandi

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Additional info for Biochirality: Origins, Evolution and Molecular Recognition

Sample text

On the same page he also wrote: “in the same way a l-rotary [sic] substance may be destroyed by one enzyme in preference to the d-rotary isomer. ” [111]. The potential confusion is obvious. The other major area of interest, namely biological activity other than enzyme action, was also studied. As discussed above, the first observation of enantioselectivity in such activity was Piutti’s finding of a difference in the taste of the asparagine enantiomers. Piutti’s discovery prompted similar studies by others, and the taste of several amino acids was examined shortly thereafter.

Ann Chim 57:88–93 91. Piutti A (1888) Sintesi e costituzione delle asparagine. Gazz Chim Ital 18:457–472 92. Pringsheim H (1910) Notiz u¨ber das Vorkommen von Rechts-Asparagin in der Natur. Z Physiol Chem 65:89–95 93. Piutti A (1923) The simultaneous existence of optically active asparagines in germinated lupines. Atti congresso naz chim pura applicata 1923:384–386 94. Greenstein JP, Winitz M (1961) The chemistry of the amino acids, vol 3. Wiley, New York, p 1860 ¨ ber die stereochemische Spezifizita¨t der Katalysatoren (Optische 95.

Pasteur advanced the idea that a diastereomeric relationship (by today’s terminology) between the ligand-mediator complexes exists and explains the discrimination between the enantiomers. Given that almost nothing was known at the time about organic chemical structure, enzymes, or microbial function, Pasteur’s explanation was indeed far ahead of its time. He understood the fundamental stereochemical phenomenon that leads to biological enantioselectivity, and his words, “we see here the property of molecular dissymmetry possessed by natural materials intervening in a physiological phenomenon as a modifier of affinity,” show a clear recognition of the essence of chirality as a modulator of molecular recognition in biology, as we would put it today.

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