Results 51 to 60 of about 13,480 (279)

The role of disorder in RNA binding affinity and specificity [PDF]

open access: yesOpen Biology, 2020
Most RNA-binding modules are small and bind few nucleotides. RNA-binding proteins typically attain the physiological specificity and affinity for their RNA targets by combining several RNA-binding modules.
Diana S. M. Ottoz, Luke E. Berchowitz
doaj   +1 more source

Leucine‐rich glioma inactivated 1 (LGI1) is a ganglioside‐binding protein

open access: yesFEBS Letters, EarlyView.
Neuronal hyperexcitability associated with a decrease/absence of the extracellular protein LGI1 has been suggested to be primarily due to the downregulation of Kv1 channel expression. The molecular mechanisms underlying this decrease have not yet been elucidated.
Kévin Debreux   +7 more
wiley   +1 more source

A structural rationale for reversible vs irreversible amyloid fibril formation from a single protein

open access: yesNature Communications
Reversible and irreversible amyloids are two diverging cases of protein (mis)folding associated with the cross-β motif in the protein folding and aggregation energy landscape.
Lukas Frey   +13 more
doaj   +1 more source

“What Doesn’t Kill You Makes You Stronger”: Future Applications of Amyloid Aggregates in Biomedicine

open access: yesMolecules, 2020
Amyloid proteins are linked to the pathogenesis of several diseases including Alzheimer’s disease, but at the same time a range of functional amyloids are physiologically important in humans.
Sherin Abdelrahman   +5 more
doaj   +1 more source

Patterns of amyloid accumulation in amyloid-negative cases

open access: yesNeurobiology of Aging, 2022
Amyloid staging models showed that regional abnormality occurs before global positivity. Several studies assumed that the trajectory of amyloid spread is homogeneous, but clinical evidence suggests that it is highly heterogeneous. We tested whether different amyloid-β (Aβ) patterns exist by applying clustering on negative scans and investigating their ...
Alchera, Nicola   +10 more
openaire   +4 more sources

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Amyloids in bladder cancer hijack cancer-related proteins and are positive correlated to tumor stage

open access: yesScientific Reports
Despite the current diagnostic and therapeutic approaches to bladder cancer being widely accepted, there have been few significant advancements in this field over the past decades.
Diego Alem   +13 more
doaj   +1 more source

Induction of cancer cell death by amyloids.

open access: yes, 2019
The pathway of cell death induced by amyloids was analyzed by flow cytometry. Representative scatter plots showing Annexin V and PI staining of NB4 cells, I–necrosis (Annexin V-/PI+), II–late apoptosis (Annexin V+/PI+), III–early apoptosis (Annexin V+/PI-
Giedre Valiuliene (7372931)   +7 more
core   +1 more source

Invisible but not inaccessible—Revealing transient oligomers formed by intrinsically disordered proteins with solution NMR and complementary methods

open access: yesFEBS Letters, EarlyView.
Transient oligomers formed by intrinsically disordered proteins may be ‘invisible’ to direct detection yet remain accessible to solution NMR through equilibrium‐exchange measurements and pressure‐jump experiments. Complementary methods report on mass, stoichiometry, selected distance distributions, morphology, and internal packing.
Martin D. Gelenter, Ad Bax
wiley   +1 more source

Yeast Models for Amyloids and Prions: Environmental Modulation and Drug Discovery

open access: yesMolecules, 2019
Amyloids are self-perpetuating protein aggregates causing neurodegenerative diseases in mammals. Prions are transmissible protein isoforms (usually of amyloid nature).
Tatiana A. Chernova   +2 more
doaj   +1 more source

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