ALMA image of a part of Sgr B2. Distributions of 13CH3CN and propionamide are shown in contours and color scale, respectively. A compact cloud of warm gas, called hot core Sgr B2 (N1), is located At the center of the observing region.Credit: Li et al. “Propionamide (C2H5CONH2): The Largest Peptide-like Molecule in Space,” The Astrophysical Journal, 919, 4. September 16, 2021. Copyright: AAS.
Proteins are polymers of amino acids joined together by the peptide bond -NHCO-. Peptide bonds are not only the ubiquity structures in proteins but also the characteristic structures for proteins. Molecules with peptide-like bonds are of particular …
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