peptide group; peptide unit

peptide bond CO-NH; bond in protein between carboxyl radical and amino radical

peptide chain (chain of amino acids making up protein)

peptide unit (on protein chain)

peptidoglycan (PG) or murein (polymer of sugars and amino acids forming cell wall)

polypeptide, chain of amino acids linked by peptide bonds CO-NH, a component of protein

phallotoxin (biochemistry)

endorphin

(loanword) semaglutide – drug used to treat type 2 diabetes and obesity, marketed under the trademarks Ozempic, Rybelsus and Wegovy