superhelix


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superhelix

(so͞o′pər-hē′lĭks)
n. pl. super·helixes or super·helices (hĕl′ĭ-sēz′, hē′lĭ-)
A structure in which a helix is itself coiled into a helix, as in a DNA supercoil.

su′per·hel′i·cal (-hĕl′ĭ-kəl, -hē′lĭ-) adj.
su′per·hel′i·cal·ly adv.
References in periodicals archive ?
The C-terminal domain (IV) is an [alpha]-helical domain formed by 19 [alpha]-helices that are organized into a superhelix.
The HR pattern in the HA2 peptide sequence is indicative of a coiled coil structure, which is a bundle of [alpha] helices wound into a superhelix stabilized by hydrophobic interactions between adjacent helices.