Results 31 to 40 of about 4,572,181 (334)

Strategies for Multiple Sequence Alignment

open access: yesBioTechniques, 2002
We present an overview of multiple sequence alignments to outline the practical consequences for the choices among different techniques and parameters. We begin with a discussion of the scoring methods for quantifying the quality of a multiple sequence ...
Hugh B. Nicholas   +2 more
doaj   +1 more source

Using structure to explore the sequence alignment space of remote homologs. [PDF]

open access: yesPLoS Computational Biology, 2011
Protein structure modeling by homology requires an accurate sequence alignment between the query protein and its structural template. However, sequence alignment methods based on dynamic programming (DP) are typically unable to generate accurate ...
Andrew Kuziemko   +2 more
doaj   +1 more source

BEAST: Bayesian evolutionary analysis by sampling trees [PDF]

open access: yes, 2007
Background The evolutionary analysis of molecular sequence variation is a statistical enterprise. This is reflected in the increased use of probabilistic models for phylogenetic inference, multiple sequence alignment, and molecular population genetics ...
Drummond, Alexei J., Rambaut, Andrew
core   +3 more sources

Current Trends and Ongoing Progress in the Computational Alignment of Biological Sequences

open access: yesIEEE Access, 2019
The computational techniques for nucleic acid and protein sequence comparison reduce the extensive burden of molecular biologists. The sequence alignment is one of the main research areas in bioinformatics, and comparative genomics and proteomics lead us
Muhammad Ishaq   +3 more
doaj   +1 more source

Sequence Alignment

open access: goldBioinformatics and Computational Biology, 2021
B. Tiwary
semanticscholar   +2 more sources

Muscle5: High-accuracy alignment ensembles enable unbiased assessments of sequence homology and phylogeny

open access: yesbioRxiv, 2021
Multiple sequence alignments are widely used to infer evolutionary relationships, enabling inferences of structure, function, and phylogeny. Standard practice is to construct one alignment by some preferred method and use it in further analysis; however,
Robert C. Edgar
semanticscholar   +1 more source

Structure-Guided Recombination Creates an Artificial Family of Cytochromes P450 [PDF]

open access: yes, 2006
Creating artificial protein families affords new opportunities to explore the determinants of structure and biological function free from many of the constraints of natural selection.
Arnold, Frances H.   +5 more
core   +1 more source

MUSCLE: a multiple sequence alignment method with reduced time and space complexity

open access: yesBMC Bioinformatics, 2004
BackgroundIn a previous paper, we introduced MUSCLE, a new program for creating multiple alignments of protein sequences, giving a brief summary of the algorithm and showing MUSCLE to achieve the highest scores reported to date on four alignment accuracy
Robert C. Edgar
semanticscholar   +1 more source

ClipKIT: A multiple sequence alignment trimming software for accurate phylogenomic inference

open access: yesPLoS Biology, 2020
Highly divergent sites in multiple sequence alignments (MSAs), which can stem from erroneous inference of homology and saturation of substitutions, are thought to negatively impact phylogenetic inference.
J. Steenwyk   +4 more
semanticscholar   +1 more source

Testing robustness of relative complexity measure method constructing robust phylogenetic trees for Galanthus L. Using the relative complexity measure [PDF]

open access: yes, 2013
Background: Most phylogeny analysis methods based on molecular sequences use multiple alignment where the quality of the alignment, which is dependent on the alignment parameters, determines the accuracy of the resulting trees.
Bakis, Yasin   +11 more
core   +2 more sources

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