Results 71 to 80 of about 4,507,842 (291)

Purification and preparation of Marchantia polymorpha Auxin Response Factor 2 for phase separation studies

open access: yesFEBS Open Bio, EarlyView.
We describe detailed protocols for the purification and preparation of Marchantia polymorpha Auxin Response Factor 2 (MpARF2). This protein is fused to an MBP solubility tag and an mNG fluorescent tag and is purified from Escherichia coli. The presented procedures make it possible to study MpARF2 assemblies, which could arise from phase separation ...
Bas Janssen   +5 more
wiley   +1 more source

Maximum principles for P-Functions in elliptic partial differential equations [PDF]

open access: yes, 1986
A function is said to satisfy a maximum principle in a domain Ω if the function either is constant or does not attain a maximum in Ω. Moreover, if Ω is a bounded domain, then a function which satisfies a maximum principle in Ω and which is continuous on ...
Nichols, Edward Caston
core  

Remarks on the strong maximum principle for nonlocal operators

open access: yesElectronic Journal of Differential Equations, 2008
In this note, we study the existence of a strong maximum principle for the nonlocal operator $$ mathcal{M}[u](x) :=int_{G}J(g)u(x*g^{-1})dmu(g) - u(x), $$ where $G$ is a topological group acting continuously on a Hausdorff space $X$ and $u in C(X)
Jerome Coville
doaj  

A maximum principle [PDF]

open access: yesJournal of the Australian Mathematical Society, 1979
AbstractLet K be a nonempty compact set in a Hausdorff locally convex space, and F a nonempty family of upper semicontinuous convex-like functions from K into [–∞, ∞). K is partially ordered by F in a natural manner. It is shown among other things that each isotone, upper semicontinuous and convex-like function g: K → [ – ∞, ∞) attains its K-maximum at
openaire   +2 more sources

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

On the Validity of the Maximum Hardness and Minimum Polarizability Principles for Nontotally Symmetric Vibrations

open access: yes, 2016
On the Validity of the Maximum Hardness and Minimum Polarizability Principles for Nontotally Symmetric ...
Miquel Torrent-Sucarrat (1698700)   +3 more
core   +1 more source

Maximum principles, sliding techniques and applications to nonlocal equations

open access: yesElectronic Journal of Differential Equations, 2007
This paper is devoted to the study of maximum principles holding for some nonlocal diffusion operators defined in (half-) bounded domains and its applications to obtain qualitative behaviors of solutions of some nonlinear problems.
Jerome Coville
doaj  

A minimal cellulosome‐like system in Cellulosilyticum lentocellum

open access: yesFEBS Open Bio, EarlyView.
Cellulose‐degrading bacteria typically use cellulosomes, large multi‐enzyme complexes on a scaffold protein. In Cellulosilyticum lentocellum, we characterise a far smaller arrangement, a single scaffold bound to one cellulase through a single cohesin‐dockerin interaction.
John Allan   +2 more
wiley   +1 more source

Maximum principles for second order dynamic equations on time scales

open access: yes, 2007
This paper establishes some: new maximum principles for second order dynamic equations on time scales, including: a strong maximum principle; a generalized maximum principle; and a boundary point lemma.
Stehlik, P., Thompson, B.
core   +1 more source

Using fluorescence fluctuation spectroscopy to quantify molecular dynamics within cells

open access: yesFEBS Open Bio, EarlyView.
Microscopy techniques like fluorescence correlation spectroscopy (FCS) and number and brightness analysis (N&B) allow to quantify concentrations, diffusion rates, and oligomerization of fluorescently labeled molecules in the living cell. In this protocol the principles of how to set up these types of experiments are described including calibration ...
Mark A. Hink
wiley   +1 more source

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