Results 11 to 20 of about 5,259,649 (407)

Sequence composition and environment effects on residue fluctuations in protein structures [PDF]

open access: yes, 2009
The spectrum and scale of fluctuations in protein structures affect the range of cell phenomena, including stability of protein structures or their fragments, allosteric transitions and energy transfer.
Anatoly M. Ruvinsky   +2 more
core   +4 more sources

Word correlation matrices for protein sequence analysis and remote homology detection

open access: yesBMC Bioinformatics, 2008
Background Classification of protein sequences is a central problem in computational biology. Currently, among computational methods discriminative kernel-based approaches provide the most accurate results.
Meinicke Peter, Lingner Thomas
doaj   +2 more sources

Interactive Analysis of Functional Residues in Protein Families

open access: yesmSystems, 2022
A protein’s function depends on functional residues that determine its binding specificity or its catalytic activity, but these residues are typically not considered when annotating a protein’s function.
Morgan N. Price, Adam P. Arkin
doaj   +1 more source

Evolutionary Study of Protein Short Tandem Repeats in Protein Families

open access: yesBiomolecules, 2023
Tandem repeats in proteins are patterns of residues repeated directly adjacent to each other. The evolution of these repeats can be assessed by using groups of homologous sequences, which can help pointing to events of unit duplication or deletion.
Pablo Mier, Miguel A. Andrade-Navarro
doaj   +1 more source

ProteinBERT: a universal deep-learning model of protein sequence and function

open access: yesbioRxiv, 2021
Self-supervised deep language modeling has shown unprecedented success across natural language tasks, and has recently been repurposed to biological sequences. However, existing models and pretraining methods are designed and optimized for text analysis.
N. Brandes   +4 more
semanticscholar   +1 more source

Protein Sequence Analysis Using the MPI Bioinformatics Toolkit

open access: yesCurrent Protocols in Bioinformatics, 2020
The MPI Bioinformatics Toolkit (https://toolkit.tuebingen.mpg.de) provides interactive access to a wide range of the best‐performing bioinformatics tools and databases, including the state‐of‐the‐art protein sequence comparison methods HHblits and HHpred.
Felix Gabler   +7 more
semanticscholar   +1 more source

GWideCodeML: A Python Package for Testing Evolutionary Hypotheses at the Genome-Wide Level

open access: yesG3: Genes, Genomes, Genetics, 2020
One of the most widely used programs for detecting positive selection, at the molecular level, is the program codeml, which is implemented in the Phylogenetic Analysis by Maximum Likelihood (PAML) package.
Laura G. Macías   +2 more
doaj   +1 more source

Representation learning applications in biological sequence analysis

open access: yesbioRxiv, 2021
Remarkable advances in high-throughput sequencing have resulted in rapid data accumulation, and analyzing biological (DNA/RNA/protein) sequences to discover new insights in biology has become more critical and challenging.
Hitoshi Iuchi   +8 more
semanticscholar   +1 more source

Analysis of protein chameleon sequence characteristics [PDF]

open access: yesBioinformation, 2009
Conversion of local structural state of a protein from an alpha-helix to a beta-strand is usually associated with a major change in the tertiary structure. Similar changes were observed during the self assembly of amyloidogenic proteins to form fibrils, which are implicated in severe diseases conditions, e.g., Alzheimer disease. Studies have emphasized
Ghozlane, Amine   +3 more
openaire   +4 more sources

Functional annotation of creeping bentgrass protein sequences based on convolutional neural network [PDF]

open access: yesBMC Plant Biol 22, 227 (2022), 2021
Background: Creeping bentgrass (Agrostis soionifera) is a perennial grass of Gramineae, belonging to cold season turfgrass, but has poor disease resistance. Up to now, little is known about the induced systemic resistance (ISR) mechanism, especially the relevant functional proteins, which is important to disease resistance of turfgrass.
arxiv   +1 more source

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