Results 91 to 100 of about 18,679 (292)

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

A Faithful Representation of Non-Associative Lambek Grammars in Abstract Categorial Grammars [PDF]

open access: yes, 2010
International audienceThis paper solves a natural but still open question: can Abstract Categorial Grammars (ACGs) respresent usual categorial grammars?
Salvati, Sylvain, Retoré, Christian
core   +1 more source

Faithful representations of association schemes [PDF]

open access: yesProceedings of the American Mathematical Society, 2011
Every character of an association scheme can be considered as a faithful character of some quotient scheme. Also we will show that a faithful character of an association scheme determines a thin closed subset which is cyclic as a finite group.
openaire   +2 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Faithful representations of Leibniz algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 2013
Let L L be a Leibniz algebra of dimension
openaire   +3 more sources

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

The Burau representation is unitary [PDF]

open access: yes, 1984
A slight modification of the Burau representation of the braid group is shown to be unitary relative to an explicitly defined Hermitian form. This gives a partial answer to the problem of identifying the image of the Burau representation and provides a ...
Craig C. Squier
core   +1 more source

The Relationship between Zhedanov's Algebra AW(3) and the Double Affine Hecke Algebra in the Rank One Case

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2007
Zhedanov's algebra AW(3) is considered with explicit structure constants such that, in the basic representation, the first generator becomes the second order q-difference operator for the Askey-Wilson polynomials. It is proved that this representation is
Tom H. Koornwinder
doaj  

Mixed‐class J‐domain protein scaffolds promote expanded aggregate handling and multivalent Hsp70 engagement during functional disaggregase assembly

open access: yesFEBS Letters, EarlyView.
Protein aggregates threaten proteostasis and cell health. In human cells, Hsp70–J‐domain protein‐based disaggregases remove aggregates, but how they assemble remains unclear. Our biochemical findings show that DNAJA2‐ and DNAJB1‐containing disaggregase scaffolds enhance luciferase aggregate targeting, and that Hsp70 recruitment by both J‐domain ...
Anna Szlachcic, Nadinath B. Nillegoda
wiley   +1 more source

Faithful Irreducible Representations of Metacyclic Groups

open access: yesJournal of Algebra, 1994
The author proves some results on the representations of metacyclic groups. One of these is the following: A metacyclic group has a faithful irreducible representation over a field \(\mathbb{F}\) is and only if the center of the group is cyclic and the characteristic of \(\mathbb{F}\) does not divide the order of the Fitting group. As an application of
openaire   +1 more source

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