alpha-helix

al·pha–he·lix

noun

Definition of ALPHA-HELIX

: the coiled structural arrangement of many proteins consisting of a single chain of amino acids stabilized by hydrogen bonds—compare beta-sheet, double helix

—al·pha–he·li·cal \-ˈhel-i-kəl, -ˈhē-li-\ adjective

Variants of ALPHA-HELIX

al·pha–he·lix or α–he·lix \ˌal-fə-ˈhē-liks\