Results 81 to 90 of about 3,815,474 (195)

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Best Approximation and Cyclic Variation Diminishing Kernels [PDF]

open access: yes, 1997
We study best uniform approximation of periodic functions from∫2π0K(x,y)h(y)dy:|h(y)|⩽1,where the kernelK(x,y) is strictly cyclic variation diminishing, and related problems including periodic generalized perfect splines.
Pinkus, Allan, Davydov, Oleg
core   +1 more source

On the best approximation in metric spaces

open access: yesJournal of Numerical Analysis and Approximation Theory, 1975
Not available.
Costică Mustăţa
doaj   +2 more sources

Refinement of amino‐acid conformation vs. difference density maps in time‐resolved serial femtosecond crystallography data analysis

open access: yesFEBS Open Bio, EarlyView.
The dFoCC pipeline starts with observed DED and resting‐state coordinates, which are then used to generate a library of triggered states. Correlation analysis of the calculated DED features of each candidate vs observed DED permits quantitative evaluation of candidate structural quality.
Meng Iao Fong   +3 more
wiley   +1 more source

Best Co-approximation and Best Simultaneous Co-approximation in Fuzzy Normed Spaces

open access: yes, 2013
The main purpose of this paper is to consider the t-best co-approximation and t-best simultaneous co-approximation in fuzzy normed spaces. We develop the theory of t-best co-approximation and t-best simultaneous co-approximation in quotient spaces.
N. S. Manian and M. B. K. Moorthy   +1 more
core   +1 more source

New Characterization for Nonlinear Weighted Best Simultaneous Approximation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2009
This paper is concerned with the problem of a wide class of weighted best simultaneous approximation in normed linear spaces, and it establishes a new characterization result for the class of approximation by virtue of the notion of simultaneous regular ...
Xianfa Luo, Delin Wu, Jinsu He
doaj   +1 more source

Transcripts enriched in codons that trigger P‐site tRNA‐mediated mRNA decay possess stable mRNA

open access: yesFEBS Open Bio, EarlyView.
PTMD codons were first described by Mendel et al. as mediators of an mRNA decay pathway dependent on the human protein CNOT3, homologous to yeast Not5. Our findings confirm that PTMD codons destabilize transcripts; however, unlike in yeast, the human pathway specifically targets and slightly destabilizes primarily stable mRNAs.
Rodolfo Lopes Carneiro   +1 more
wiley   +1 more source

Best approximation by integer-valued functions [PDF]

open access: yes, 2005
Given an integer function f, the problem is to find its best uniform approximation from a set K of integer-valued bounded functions. Under certain conditions on K, the best extremal (maximal or minimal) approximation is identified.
Ubhaya, Vasant A.
core   +1 more source

The order of the best transfinite interpolation of functions with bounded laplacian with the help of harmonic splines on box partitions

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Matematika, 2018
We show that the error of the best transfinite interpolation of functions with bounded laplacian with the help of harmonic splines on box partitions comprising $N$ elements has the order $N^{-2}$ as $N \rightarrow \infty$.
D. Skorokhodov
doaj   +1 more source

Evaluating the involvement of autolysosomes in the nuclear translocation of fluorescent proteins

open access: yesFEBS Open Bio, EarlyView.
Endogenously expressed fluorescent proteins can be degraded by autophagy and transported to cell nuclei via the nuclear pore complex. But in some cell lines, for example, HeLa cells which are positive for immunoreactivity of a receptor ligand, such as UCN I, in cell nuclei, fusion of autolysosome with the nuclear envelope is involved in the nuclear ...
Keiichi Ikeda
wiley   +1 more source

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