![Life | Free Full-Text | Prebiotic Peptide Bond Formation Through Amino Acid Phosphorylation. Insights from Quantum Chemical Simulations Life | Free Full-Text | Prebiotic Peptide Bond Formation Through Amino Acid Phosphorylation. Insights from Quantum Chemical Simulations](https://pub.mdpi-res.com/life/life-09-00075/article_deploy/html/images/life-09-00075-g001.png?1569522389)
Life | Free Full-Text | Prebiotic Peptide Bond Formation Through Amino Acid Phosphorylation. Insights from Quantum Chemical Simulations
![The resulting functional group formed, when the amine group of an amino acid reacts with the carboxylic acid group of another amino acid, is: The resulting functional group formed, when the amine group of an amino acid reacts with the carboxylic acid group of another amino acid, is:](https://dwes9vv9u0550.cloudfront.net/images/9563903/47b75add-99c3-4065-8db5-aa895febae92.jpg)
The resulting functional group formed, when the amine group of an amino acid reacts with the carboxylic acid group of another amino acid, is:
![Aqueous microdroplets enable abiotic synthesis and chain extension of unique peptide isomers from free amino acids | PNAS Aqueous microdroplets enable abiotic synthesis and chain extension of unique peptide isomers from free amino acids | PNAS](https://www.pnas.org/cms/10.1073/pnas.2212642119/asset/ab145446-a02e-4065-a894-1e31b3db3d00/assets/images/large/pnas.2212642119fig01.jpg)
Aqueous microdroplets enable abiotic synthesis and chain extension of unique peptide isomers from free amino acids | PNAS
![Glycine Molecule Condensation reaction Amino acid Fibroin, chemistry, chemical Reaction png | PNGEgg Glycine Molecule Condensation reaction Amino acid Fibroin, chemistry, chemical Reaction png | PNGEgg](https://e7.pngegg.com/pngimages/254/101/png-clipart-glycine-molecule-condensation-reaction-amino-acid-fibroin-others-chemistry-chemical-reaction.png)
Glycine Molecule Condensation reaction Amino acid Fibroin, chemistry, chemical Reaction png | PNGEgg
![Water was both essential and a barrier to early life on Earth – microdroplets are one potential solution to this paradox Water was both essential and a barrier to early life on Earth – microdroplets are one potential solution to this paradox](https://images.theconversation.com/files/492807/original/file-20221101-19-oovg5j.png?ixlib=rb-1.1.0&q=45&auto=format&w=1000&fit=clip)
Water was both essential and a barrier to early life on Earth – microdroplets are one potential solution to this paradox
![Condensation mechanism of b-amino acid between carboxylates and other... | Download Scientific Diagram Condensation mechanism of b-amino acid between carboxylates and other... | Download Scientific Diagram](https://www.researchgate.net/publication/263100648/figure/fig18/AS:668508421627913@1536396236801/Condensation-mechanism-of-b-amino-acid-between-carboxylates-and-other-nucleophiles-upper.png)