Superhelix - definition of superhelix by The Free Dictionary
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n. pl. su·per·he·lix·es
or su·per·hel·i·ces (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.
, pl -helices
) or -helixes
(Biochemistry) biochem a molecular structure in which a helix is coiled into a higher-order helix
su•per•coil (ˈsu pərˌkɔɪl)
a twist formed by intertwining strands of DNA or by protein chains.
References in periodicals archive
Through several rounds of such repeated twisting, DNA and protein are finally packaged into the superhelix
Besides, ARM-repeat units tandem fold together forming a superhelix
that provides a versatile platform for interacting with other protein partners (Coates, 2003; Liu et al., 2008; Zhao et al., 2009; Striegl et al., 2010).
The damage of DNA appeared as the break of single-stranded DNA and double-stranded DNA and the disappearance of plasmid superhelix