Results 101 to 110 of about 4,630,754 (316)

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Protein Docking mit weichen Volumenmodellen

open access: yes, 2003
Neumann S. Soft volume models for protein-protein docking. Bielefeld (Germany): Bielefeld University; 2003.Der Begriff "Protein Docking" beschreibt die Frage, ob und wie zwei gegebene Proteine interagieren, ausgehend von der 3D Struktur.
Neumann, Steffen
core  

Ubiquitin-proteasome dependent mitochondrial protein quality control [PDF]

open access: yes, 2014
Dysfunctional mitochondria cause many neurodegenerative disorders and with aging in general, mechanisms of mitochondrial quality control are essential for cellular function.
Benischke, Anne-Sophie
core   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Comparing feed intake, utilization of protein and energy for growth and body composition in S. solea fed natural and commercial diets

open access: yes, 2009
The present work was carried out to study the effect of polychaete Nereis virens on feed intake, utilization of protein and energy for growth and body composition in sole (S. solea). It is hypothesized that intake, efficiencies of protein utilization and
Kroeckel, S.   +4 more
core  

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Multi-layered proteomics identifies insulin-induced upregulation of the EphA2 receptor via the ERK pathway which is dependent on low IGF1R level

open access: yesScientific Reports
Insulin resistance impairs the cellular insulin response, and often precedes metabolic disorders, like type 2 diabetes, impacting an increasing number of people globally.
Sarah Hyllekvist Jørgensen   +10 more
doaj   +1 more source

Enhancing protein-protein docking by new approaches to protein flexibility and scoring of docking hypotheses

open access: yes, 2004
Zöllner FG. Enhancing protein-protein docking by new approaches to protein flexibility and scoring of docking hypotheses. Bielefeld (Germany): Bielefeld University; 2004.Für das Verständnis von biologischen Funktionen können Proteindockingverfahren ...
Frank G. Zöllner   +1 more
core  

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Cytoplasmic N-Terminal Protein Acetylation Is Required for Efficient Photosynthesis in Arabidopsis [PDF]

open access: yes, 2003
The Arabidopsis atmak3-1 mutant was identified on the basis of a decreased effective quantum yield of photosystem II. In atmak3-1, the synthesis of the plastome-encoded photosystem II core proteins D1 and CP47 is affected, resulting in a decrease in the ...
Masiero, S.   +33 more
core   +1 more source

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