Results 101 to 110 of about 180,875 (351)

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Making the Bend: DNA Tertiary Structure and Protein-DNA Interactions

open access: yesInternational Journal of Molecular Sciences, 2014
DNA structure functions as an overlapping code to the DNA sequence. Rapid progress in understanding the role of DNA structure in gene regulation, DNA damage recognition and genome stability has been made.
S. Harteis, S. Schneider
semanticscholar   +1 more source

Prediction of Protein Function Using Statistically Significant Sub-Structure Discovery [PDF]

open access: yes, 2007
Proteins perform a vast number of functional roles. The number of protein structures available for analysis continues to grow and, with the development of methods to predict protein structure directly from genetic sequence without imaging technology, the
Lucas, Craig
core  

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

The Phyre2 web portal for protein modelling, prediction and analysis

open access: yesNature Protocols, 2015
Phyre2 is a suite of tools available on the web to predict and analyze protein structure, function and mutations. The focus of Phyre2 is to provide biologists with a simple and intuitive interface to state-of-the-art protein bioinformatics tools.
L. Kelley   +4 more
semanticscholar   +1 more source

Utilizing protein structure to identify non-random somatic mutations [PDF]

open access: yesBMC Bioinformatics, 2013
Human cancer is caused by the accumulation of somatic mutations in tumor suppressors and oncogenes within the genome. In the case of oncogenes, recent theory suggests that there are only a few key “driver” mutations responsible for tumorigenesis.
Gregory A. Ryslik   +4 more
semanticscholar   +1 more source

CATHEDRAL: A fast and effective algorithm to predict folds and domain boundaries from multidomain protein structures

open access: yes, 2007
We present CATHEDRAL, an iterative protocol for determining the location of previously observed protein folds in novel multidomain protein structures. CATHEDRAL builds on the features of a fast secondary-structure-based method ( using graph theory) to ...
Oliver C Redfern   +22 more
core   +1 more source

Analysis of ORF5 protein signifies its importance in Norway rat Hepatitis E virus [PDF]

open access: yesNetwork Biology, 2022
Hepatitis E virus (HEV) is the chief cause of hepatitis E (inflammation of liver) across the globe. The Norway rat HEV genome consists of six open reading frames (ORFs), i.e., ORF1, ORF2, ORF3, ORF4, ORF5 and ORF5.
Zoya Shafat   +2 more
doaj  

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

The Mrs1 splicing factor binds the bI3 group I intron at each of two tetraloop-receptor motifs. [PDF]

open access: yesPLoS ONE, 2010
Most large ribozymes require protein cofactors in order to function efficiently. The yeast mitochondrial bI3 group I intron requires two proteins for efficient splicing, Mrs1 and the bI3 maturase. Mrs1 has evolved from DNA junction resolvases to function
Caia D S Duncan, Kevin M Weeks
doaj   +1 more source

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