A helix bundle is a small protein fold composed of several alpha helices that are usually nearly parallel or antiparallel to each other. Three-helix bundles...
6 KB (628 words) - 20:30, 13 August 2023
An alpha helix (or α-helix) is a sequence of amino acids in a protein that are twisted into a coil (a helix). The alpha helix is the most common structural...
46 KB (5,219 words) - 01:46, 14 August 2024
Structurally, Rop is a homodimeric four-helix bundle protein formed by the antiparallel interaction of two helix-turn-helix monomers. The Rop protein's structure...
3 KB (264 words) - 07:38, 18 August 2023
{\displaystyle \alpha } -helix bundle, where one α {\displaystyle \alpha } -helix is contributed by syntaxin 1, one α {\displaystyle \alpha } -helix by synaptobrevin...
53 KB (6,592 words) - 12:55, 13 October 2024
Supersecondary structure (section Helix-loop-helix)
of a helix hairpin is unknown; however, a four helix bundle is composed of two helix hairpins, which have important ligand binding sites. A helix corner...
7 KB (804 words) - 01:22, 27 September 2023
composed of five homologous Ig-binding domains that fold into a three-helix bundle. Each domain is able to bind proteins from many mammalian species, most...
17 KB (1,860 words) - 10:05, 20 May 2024
major capsid protein (MCP) that contains the SIRV2 fold, a type of alpha-helix bundle containing four helices. The virion consists of the genome encased in...
14 KB (1,609 words) - 01:32, 9 May 2024
the C-terminus consisting of a fast and independently folding three-helix bundle that is stabilized by hydrophobic interactions. The headpiece domain...
9 KB (1,108 words) - 08:33, 17 October 2022
parallel 4 helix bundle. This bundle marks the BamHI dimer interface, and it is thought that the dipole moments of the NH2-terminal atoms on this bundle may...
9 KB (1,227 words) - 07:33, 6 September 2024
Globin (section Helix packaging)
significantly steeper than other helical packings such as the helix bundle. The exact angle of helix packing depends on the sequence of the protein, because...
19 KB (2,065 words) - 16:36, 5 September 2024