18.3: Amino Acids - Chemistry LibreTexts
https://chem.libretexts.org/Bookshelves/Introductory_Chemistry/Map%3A_Fundamentals_of_General_Organic_and_Biological_Chemistry_(McMurry_et_al.)/18%3A_Amino_Acids_and_Proteins/18.03%3A_Amino_Acids
WEBEvery amino acid contains an amino group, (–NH 2 ), a carboxyl group, (–COOH), and a side chain or R group, which are all attached to the alpha ( α α -) carbon (the one directly bonded to the carboxyl functional group). Therefore, amino acids are commonly called alpha-amino ( α α -amino) acids.
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