Results 101 to 110 of about 652,083 (267)

Identifying and characterising a plant GH1 β‐glucosidase that exhibits hydrolytic activity on N‐linked glucopyranoside

open access: yesFEBS Open Bio, EarlyView.
We report the first β‐glucosidase with demonstrated hydrolytic activity on an N‐linked glycopyranoside. The enzyme, native to maize, was biochemically characterised for this novel reaction, and structural modelling of the enzyme–substrate complex revealed several clues to the underlying reduced catalytic rate relative to its native O‐glycopyranoside ...
Hani Gharabli   +3 more
wiley   +1 more source

[Form letter from Ideals Publishing Company to T. N. Carswell]

open access: yes, 1961
A form letter written to T. N. Carswell, Abilene, Texas from Ideals Publishing Co., Milwaukee 1, Wisconsin. Confirmation of Gift Subscription order for Easter from T. N.
Ideals Publishing Company
core   +2 more sources

Qurban as Cultural Transformation and Islamic Moderation in Indonesia: from Religious Ritual to Humanitarian Ethics and Interfaith Coexistence

open access: yesIslam Transformatif: Journal of Islamic Studies
Agung, Dewa Agung Gede, Ahmad Munjin Nasih, and Bayu Kurniawan. “Local Wisdom as a Model of Interfaith Communication in Creating Religious Harmony in Indonesia.” Social Sciences & Humanities Open 9 (2024): 100827. Ahmad, Abdulloh Sajjad.
Mohammad Muslih   +2 more
doaj   +1 more source

Boundary functions for ideals in analytic limit algebras

open access: yesIllinois Journal of Mathematics, 1998
We develop a theory of boundary functions for ideals in trivially analytic subalgebras of simple AF C*-algebras with an injective 0-cocycle, a class which includes all full nest algebras. Boundary functions are maps from the spectrum of the diagonal of the analytic subalgebra to itself. The relation between boundary functions and ideal sets is explored
openaire   +4 more sources

Structural studies and functional engineering of NanX: an anhydro‐sialic acid transporter from Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
Biophysical characterisation shows that NanX, a membrane transport protein from the major facilitator superfamily (MFS), forms both monomers and dimers after purification. AlphaFold modelling and substrate docking provide information on residues likely involved in substrate recognition for NanX and another MFS member, NanT.
Michael C. Newton‐Vesty   +13 more
wiley   +1 more source

More on cardinal invariants of analytic P-ideals

open access: yes, 2009
Given an ideal $I$ on $ω$ let $a(I) $ ($\bar{a}(I)$) be minimum of the cardinalities of infinite (uncountable) maximal $I$-almost disjoint subsets of $[ω]^ω$, and denote $b_I$ and$d_I$ the unbounding and dominating numbers of $(ω^ω,\le_I)$. We show that (1) $a(I)>omega$ if $I$ is a summable ideal; (2) $a(Z)=ω$ and $\bar{a}(Z)\le a$ if $Z$ is a tall ...
Farkas, Barnabás, Soukup, Lajos
openaire   +3 more sources

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

La disolución de la sociedad civil: sobre los ideales y las vaguedades en la esfera de las asociaciones de voluntariado

open access: yesRecerca: Revista de Pensament i Anàlisi, 2012
El pensamiento sobre la sociedad civil siempre ha estado caracterizado por una doble referencia hacia las relaciones sociales existentes y hacia los ideales sociales.
Paul Dekker
doaj  

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

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