Results 51 to 60 of about 32,019,221 (177)

Hsp90 Breaks the Deadlock of the Hsp70 Chaperone System [PDF]

open access: yes, 2018
Protein folding in the cell requires ATP-driven chaperone machines such as the conserved Hsp70 and Hsp90. It is enigmatic how these machines fold proteins.
Mayer, Matthias   +5 more
core   +2 more sources

Give me a SINE: how Selective Inhibitors of Nuclear Export modulate autophagy and aging

open access: yesMolecular & Cellular Oncology, 2018
Autophagy is a cellular recycling process leading to lysosomal degradation of damaged macromolecules, which can protect cells against aging. The transcription factor EB (TFEB), a major transcriptional regulator of genes involved in autophagy and ...
A.V. Kumar   +5 more
doaj   +1 more source

Expressed protein ligation for a large dimeric protein [PDF]

open access: yes, 2011
Expressed protein ligation (EPL) is a protein engineering tool for post-translational ligation of protein or peptide fragments. This technique allows modification of specific parts of proteins, opening possibilities for incorporating probes for ...
NMR Spectroscopy   +11 more
core   +1 more source

Importin 7 mediates the nuclear import of HIV‐1 integrase via a specific interacting interface

open access: yesFEBS Open Bio, EarlyView.
HIV‐1 integrase enables viral DNA integration into the host genome. By binding to the core domain of the host protein Importin 7 via its C‐terminal domain, the integrase is transported across the nuclear membrane into the nucleus, where integration of the viral genome into host DNA takes place. This translocation is a critical step for subsequent viral
Juana Bana   +5 more
wiley   +1 more source

Nuclear Pore Mechanotransduction in Oncology: A Structural Axis of Vulnerability for Targeted Intervention

open access: yesAdvanced Materials, EarlyView.
Cancer‐associated NPC remodeling creates a high‐flux, low‐stringency nuclear state that supports malignant adaptation but increases mechanical fragility. Targeting the FG‐barrier or NPC scaffold may drive mechanostat failure, envelope rupture, DNA damage, and loss of nuclear integrity.
Sílvio Terra Stefanello   +5 more
wiley   +1 more source

Picky Hsp90-Every Game with Another Mate [PDF]

open access: yes, 2017
In this issue of Molecular Cell, Sahasrabudhe et al. (2017) present a dramatically renovated functional cycle for the molecular chaperone Hsp90, which stimulates re-thinking of the mechanism of this vital protein folding ...
Sub Cellular Protein Chemistry   +3 more
core   +2 more sources

Parental experiences orchestrate locust egg hatching synchrony by regulating nuclear export of precursor miRNA

open access: yesNature Communications
Parental experiences can affect the phenotypic plasticity of offspring. In locusts, the population density that adults experience regulates the number and hatching synchrony of their eggs, contributing to locust outbreaks.
Ya′nan Zhu   +6 more
doaj   +1 more source

Deltacoronavirus Modulates circRNA cGLIS3 Metabolism to Evade Host Antiviral Response

open access: yesAdvanced Science, EarlyView.
This study reveals that both deltacoronavirus nucleocapsid protein and host RNA binding protein IGF2BP2 promote circular RNA GLIS3 (cGLIS3) biogenesis by binding to GLIS3 pre‐mRNA. The m6A modification‐mediated cGLIS3‐IGF2BP2 interaction weakens RNase L‐mediated degradation of cGLIS3 while facilitates a ubiquitin‐dependent degradation of IGF2BP2, thus ...
Liuyang Du   +10 more
wiley   +1 more source

Exportin 1 (Crm1p) Is an Essential Nuclear Export Factor [PDF]

open access: yes, 1997
Nuclear protein export is mediated by nuclear export signals (NESs), but the mechanisms governing this transport process are not well understood. Using a novel protein export assay in S.
Ford, Charleen S.   +3 more
core   +1 more source

Small-Molecule Antagonist Targeting Exportin‑1 via Rational Structure-Based Discovery

open access: yes, 2020
Exportin-1 (also named as CRM1) plays a prominent role in autoimmune disorders and has emerged as a potential therapeutic target for colitis. Here we report on the rational structure-based discovery of a small-molecule antagonist of exportin-1, LFS-829 ...
Xiangyu Long   +33 more
core   +2 more sources

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