How to Use amino acid in a Sentence

amino acid

noun
  • Collagen is the body’s most abundant protein, made up of amino acids, or peptides.
    Brooke Russell, Quartzy, 5 Oct. 2019
  • Organic compounds are the byproduct of the reactions that create amino acids.
    Ashley Strickland, CNN, 2 Oct. 2019
  • Proteins play, which vital roles in all living organisms, consist of amino acids, which are often described as the building blocks of life.
    David Hodari, NBC News, 9 Oct. 2024
  • The award highlights the connection between the sequence of amino acids and a protein’s structure, which all three scientists helped reveal.
    Margherita Bassi, Smithsonian Magazine, 9 Oct. 2024
  • The Maillard reaction occurs when the amino acids in high-protein foods such as cheese and pepperoni react with the sugars in those foods when heated.
    Jeffrey Miller, Washington Post, 4 Nov. 2019
  • Baker and his team harnessed the power of computers to decode how amino acid chains, the building blocks of proteins, fold into specific three-dimensional shapes.
    Christine Clarridge, Axios, 9 Oct. 2024
  • The supplements specifically contain high amounts of three amino acids that are key building blocks for collagen synthesis in the body: glycine, proline and hydroxyproline.
    Lisa Drayer, CNN, 17 Oct. 2019
  • Similarly, in announcing the chemistry prize on Wednesday, committee members talked a lot about amino acid sequences and structural biochemistry.
    Allison Morrow, CNN, 10 Oct. 2024
  • The amino acid-spiked blend helps those with hair loss, too.
    ELLE, 24 Dec. 2022
  • Leucine, like valine and isoleucine, is a branched-chain amino acid.
    Dr. Keith Roach, oregonlive, 28 Nov. 2022
  • The amino acids missing from beans are found in rice and vice versa.
    Cynthia Sass, Mph, Rd, Health, 9 Nov. 2023
  • Aside from squalane, this lip balm also boasts amino acids.
    Jacqueline Kilikita, refinery29.com, 21 June 2024
  • Fear of the dark is an arrangement of fifteen amino acids.
    Hilton Als, The New Yorker, 25 Nov. 2019
  • That was true for mutations that changed an amino acid.
    John Timmer, Ars Technica, 11 June 2022
  • Of the 20 amino acids out there, nine are essential, meaning your body can’t make them.
    Lauren Manaker, Verywell Health, 1 Aug. 2023
  • It’s also spiked with a multi-amino acid blend to strengthen strands and boost body.
    Celia Shatzman, The Hollywood Reporter, 22 Feb. 2022
  • So chemists had to alter the hormone’s building blocks — a chain of amino acids — to find a more durable variant.
    Gina Kolata, New York Times, 17 Aug. 2023
  • Both versions of the gene encode exactly the same amino acid.
    John Timmer, Ars Technica, 11 June 2022
  • This letter shows the original amino acid in the protein.
    Sarah Toy, WSJ, 15 Jan. 2022
  • Green tea is a rich source of the amino acid L-theanine, with tea being the only food source of L-theanine.
    Amy Fischer M.s., R.d., Good Housekeeping, 8 Nov. 2022
  • Six codons, for example, code for the amino acid serine.
    Robert F. Service, Science | AAAS, 3 June 2021
  • Proteins are long strands of amino acids, found in meat and enriched plant foods like tofu.
    Dr. Keith Roach, oregonlive, 25 July 2023
  • The test offered a way to detect high levels of phenylalanine, the amino acid that builds up in PKU.
    Mark Johnson, jsonline.com, 29 Apr. 2022
  • Chickpeas and milk are a source of tryptophan, an amino acid that can help to improve sleep.
    Lisa Drayer, CNN, 20 Apr. 2021
  • Our bodies need nine amino acids—the building blocks of protein—to make muscle.
    National Geographic, 17 Dec. 2019
  • This creates what scientists call an amino acid glycine, a key figure in the hunt for the origin of life.
    Joshua Hawkins, BGR, 15 Feb. 2022
  • Whey, creatine, and branched-chain amino acids (BCAAs) are among the most popular of these.
    Donavyn Coffey, TIME, 1 Apr. 2024
  • This single amino acid change improves the stability of the spike protein on the surface of the virus.
    William A. Haseltine, Forbes, 26 Feb. 2021
  • One changes the amino acid at position 202 from serine to asparagine.
    William A. Haseltine, Forbes, 16 Sep. 2021
  • These proteins are made up of molecules called amino acids.
    Fiona Embleton, Glamour, 9 Aug. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'amino acid.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: