random coil


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random coil

n.
A protein structure characterized by irregular coils or folds.
References in periodicals archive ?
Soybean meal had the highest percentage of [alpha]-helices and random coil structures and [alpha]-helix-to-[beta]-sheet ratios; feather meal had the highest percentage of [beta]-sheet structures; and corn DDGS had the highest percentage of P-turn structures, while corn gluten meal had the lowest percentage of [beta]-turn and random coil structures.
The salt soluble collagen is basically uncross-linked tropocollagen random coils, which is testified by the CD spectra that clearly shows the random coil orientation of the isolated collagen (Fig.
It is reported that SF can be a random coil structure or two kinds of crystalline structures, Silk I and Silk II [32], Silk I is the metastable structure of fibroin obtained in the abdominal glands of B.
In a good solvent, the resin usually is in a random coil configuration with an 'a' of 0.
Amyloid assembly into fibrils is initiated by a conformational transition from random coil to ?
pi of domain, half-life, instability index, hydropathicity, alpha helix, extended strand, beta turn, random coil stability, analysis of domains were performed and it was observed that mutation of single amino acid has a great affect on the domain structure and stability (Table 3).
With large strains and rates of deformation, there are large displacements of the polymer chains from the random coil configurations central to the molecular theories that describe linear viscoelastic behavior.
Molecular dynamics results, which reproduce the measured quasielastic neutron spectra extremely well, show that the observed dynamic changes arise primarily from the particular region of the protein that forms a beta sheet in the native state and unfolds to a random coil in the molten globule.
This demonstrated SA components obviously existing in the SF/SA hybrid scaffolds, and the crystalline structure of SF was also mainly the random coil structure.
The SF matrix consisted of two main conformations including random coil (water-soluble) and [beta]-sheet (water-insoluble) forms [6].
However, the spectra did show a minimum at <200 nm, which is indicative of a random coil (12), i.