Polyproline-II helix in proteins: structure and function
AA Adzhubei, MJE Sternberg, AA Makarov - Journal of molecular biology, 2013 - Elsevier
The poly-l-proline type II (PPII) helix in recent years has emerged clearly as a structural class
not only of fibrillar proteins (in collagen, PPII is a dominant conformation) but also of the …
not only of fibrillar proteins (in collagen, PPII is a dominant conformation) but also of the …
Conformation of the backbone in unfolded proteins
Despite its theoretical and practical importance, protein folding remains among the most
fundamental unsolved problems in the life sciences. The challenge of predicting folded …
fundamental unsolved problems in the life sciences. The challenge of predicting folded …
[图书][B] Structure and function of intrinsically disordered proteins
The existence and functioning of intrinsically disordered proteins (IDPs) challenge the
classical structure-function paradigm that equates function with a well-defined 3D structure …
classical structure-function paradigm that equates function with a well-defined 3D structure …
Structure and dynamics of the homologous series of alanine peptides: a joint molecular dynamics/NMR study
The ϕ, ψ backbone angle distribution of small homopolymeric model peptides is
investigated by a joint molecular dynamics (MD) simulation and heteronuclear NMR study …
investigated by a joint molecular dynamics (MD) simulation and heteronuclear NMR study …
Stereoelectronic effects on polyproline conformation
JC Horng, RT Raines - Protein Science, 2006 - Wiley Online Library
The polyproline type II (PPII) helix is a prevalent conformation in both folded and unfolded
proteins, and is known to play important roles in a wide variety of biological processes …
proteins, and is known to play important roles in a wide variety of biological processes …
Polyproline II propensities from GGXGG peptides reveal an anticorrelation with β-sheet scales
There is growing appreciation of the functional relevance of unfolded proteins in biology.
However, unfolded states of proteins have proven inaccessible to the usual techniques for …
However, unfolded states of proteins have proven inaccessible to the usual techniques for …
A propensity scale for type II polyproline helices (PPII): aromatic amino acids in proline-rich sequences strongly disfavor PPII due to proline–aromatic interactions
AM Brown, NJ Zondlo - Biochemistry, 2012 - ACS Publications
Type II polyproline helices (PPII) are a fundamental secondary structure of proteins, common
in globular and nonglobular regions and important in cellular signaling. We developed a …
in globular and nonglobular regions and important in cellular signaling. We developed a …
Improved efficiency of replica exchange simulations through use of a hybrid explicit/implicit solvation model
A Okur, L Wickstrom, M Layten, R Geney… - Journal of Chemical …, 2006 - ACS Publications
The use of parallel tempering or replica exchange molecular dynamics (REMD) simulations
has facilitated the exploration of free energy landscapes for complex molecular systems, but …
has facilitated the exploration of free energy landscapes for complex molecular systems, but …
Polyproline II conformation is one of many local conformational states and is not an overall conformation of unfolded peptides and proteins
J Makowska, S Rodziewicz-Motowidło… - Proceedings of the …, 2006 - National Acad Sciences
The alanine-based peptide Ac-XX (A) 7OO-NH2, referred to as XAO (where X, A, and O
denote diaminobutyric acid, alanine, and ornithine, respectively), has recently been …
denote diaminobutyric acid, alanine, and ornithine, respectively), has recently been …
Intrinsic propensities of amino acid residues in GxG peptides inferred from amide I′ band profiles and NMR scalar coupling constants
A Hagarman, TJ Measey, D Mathieu… - Journal of the …, 2010 - ACS Publications
A reliable intrinsic propensity scale of amino acid residues is indispensable for an
assessment of how local conformational distributions in the unfolded state can affect the …
assessment of how local conformational distributions in the unfolded state can affect the …