Results 91 to 100 of about 935,449 (290)

Protein O‐glycosylation in the Bacteroidota phylum

open access: yesFEBS Open Bio, EarlyView.
Species of the Bacteroidota phylum exhibit a unique O‐glycosylation system. It modifies noncytoplasmic proteins on a specific amino acid motif with a shared glycan core but a species‐specific outer glycan. A locus of multiple glycosyltransferases responsible for the synthesis of the outer glycan has been identified.
Lonneke Hoffmanns   +2 more
wiley   +1 more source

Editorial: Costs and tradeoffs in plant adaptation and acclimation to metals

open access: yesFrontiers in Plant Science, 2023
Ewa Muszyńska   +2 more
doaj   +1 more source

The cysteine protease TcCYSPR04 T. cacao accumulates in senescent leaves and change the biotrophic phase for saprophytic tissues infected by M. perniciosa [PDF]

open access: yes, 2011
A cysteine proteinase named TcCYSPR04 was identified in a cDNA library of the Theobroma cacao-Moniliophthora perniciosa interaction, in the ESTtik-CIRAD database and in the cacao genome of MARS. TcCYSPR04 presents an ORF of 1068 bp encoding protein with:
Cardoso, Thyago Hermylly Santana   +5 more
core  

Does Notch play a tumor suppressor role across diverse squamous cell carcinomas? [PDF]

open access: yes, 2016
The role of Notch pathway in tumorigenesis is highly variable. It can be tumor suppressive or pro-oncogenic, typically depending on the cellular context.
Biswas, Sangita   +5 more
core   +1 more source

Structural and functional characterization of chitinase from carnivorous plant Drosera adelae

open access: yesFEBS Open Bio, EarlyView.
A class I chitinase from the carnivorous plant Drosera adelae was expressed and purified using a yeast system, revealing high enzymatic activity. Structural analyses of the catalytic and chitin‐binding domains identified key tyrosine residues involved in substrate binding, offering insights into the enzyme's adaptation for insect digestion.
Kazunari Yoneda   +7 more
wiley   +1 more source

Surface plasmon coupled emission as a novel analytical platform for the sensitive detection of cysteine

open access: yesNanotechnology Reviews, 2015
Thiolated amino acids are biologically important molecules due to their role in protein folding and structure. One such molecule is cysteine (Cys), which acts as a biomarker for diseases like cancer, HIV, sepsis, etc., making its rapid detection ...
Mulpur Pradyumna   +4 more
doaj   +1 more source

Dual-topology insertion of a dual-topology membrane protein. [PDF]

open access: yes, 2015
Some membrane transporters are dual-topology dimers in which the subunits have inverted transmembrane topology. How a cell manages to generate equal populations of two opposite topologies from the same polypeptide chain remains unclear.
Bowie, James U   +2 more
core  

Molecular determinants of signal transduction in tropomyosin receptor kinases

open access: yesFEBS Open Bio, EarlyView.
Tropomyosin receptor kinases control critical neuronal functions, but how do the same receptors produce diverse cellular responses? This review explores the structural mechanisms behind Trk signaling diversity, focusing on allosteric modulation and ligand bias.
Giray Enkavi
wiley   +1 more source

Probing the mechanism of electron capture and electron transfer dissociation using tags with variable electron affinity [PDF]

open access: yes, 2009
Electron capture dissociation (ECD) and electron transfer dissociation (ETD) of doubly protonated electron affinity (EA)-tuned peptides were studied to further illuminate the mechanism of these processes. The model peptide FQpSEEQQQTEDELQDK, containing a
Beauchamp, J. L.   +5 more
core   +2 more sources

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