Jump to: navigation, search ... A peptide bond is a chemical bond formed between two molecule s when the carboxyl group of one molecule reacts with the amino group of the other molecule, releasing a molecule of water (H2O). This is a dehydration synthesis re action, and usually occurs between amino acids. Peptide bond.
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About PostNL. PostNL is a mail, parcel and e-commerce corporation with operations in the Netherlands, Germany, Italy, Belgium, and the United Kingdom. It is listed at Euronext Amsterdam.Formerly a subsidiary of TNT N.V., it became an independent company upon TNTâs demerger in May 2011.ostNL is a mail, parcel and e-commerce corporation with operations in the Netherlands, Germany, Italy, Belgium, and the United Kingdom.