Results 101 to 110 of about 28,039,605 (307)

On the Stabilization of Ribonuclease S-Protein by Ribonuclease S-Peptide

open access: yesJournal of Biological Chemistry, 1969
Abstract Rapid "scrambling" of the disulfide bonds of RNase S-protein, with concomitant inactivation of potential RNase activity, occurs during catalysis by the disulfide interchange enzyme of microsomes. RNase S-peptide prevents this interchange reaction.
I, Kato, C B, Anfinsen
openaire   +2 more sources

Exploring Protein Sequence Space Using Computationally Directed Recombination [PDF]

open access: yes, 2006
Evolution has provided us with many protein sequences. However, these sequences represent a very small fraction of the possible sequences. In the laboratory, scientists have explored areas of sequence space not represented by natural proteins both to ...
Meyer, Michelle Margaret
core   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Cornichons: Evolution, AMPA receptor modulation, and emerging roles beyond the nervous system

open access: yesBrain Disorders
Cornichons are auxiliary proteins that regulate the functions of AMPA receptors (AMPARs), which mediate fast excitatory transmission in the central nervous system.
Pratibha Bharti   +3 more
doaj   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

The possible relationship between epistaxis and protein Z plasma levels

open access: yesMedicine Science, 2017
Epistaxis represents a very common emergency in any ear, nose, and throat (ENT) department around the world. Frequently seen in the systemic vascular patients, nasal anatomy the lack of vessels muscular structure, the absence of vasoconstriction ability,
Turan Turhan   +7 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Calcium as a crucial cofactor for low density lipoprotein receptor folding in the endoplasmic reticulum [PDF]

open access: yes, 2010
The family of low density lipoprotein (LDL) receptors mediate uptake of a plethora of ligands from the circulation and couple this to signaling, thereby performing a crucial role in physiological processes including embryonic development, cancer ...
Sub Cellular Protein Chemistry   +6 more
core   +2 more sources

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

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