Results 201 to 210 of about 16,512,730 (230)

Short Communication: Activating Transcription Factor 4 (ATF4) Promotes HIV Type 1 Activation

open access: yesAIDS Research and Human Retroviruses, 2012
Activating transcription factor 4 (ATF4) is a central factor in the cellular response to multiple stresses, including altered metabolic conditions, anoxia and hypoxia, and redox stress. ATF4 is triggered by endoplasmic reticulum stress and consequent unfolded protein response.
Elisabetta Caselli   +2 more
exaly   +4 more sources

Functional interaction of protein kinase CK2 and activating transcription factor 4 (ATF4), a key player in the cellular stress response [PDF]

open access: yesBiochimica Et Biophysica Acta - Molecular Cell Research, 2013
Protein kinase CK2 is a pleiotropic enzyme, which is implicated in the regulation of numerous biological processes. It seems to regulate the various functions by binding to other proteins and by phosphorylation of many different substrates. Here, we identified the activating transcription factor 4 (ATF4), an essential component of the ER stress ...
Claudia Götz   +2 more
exaly   +4 more sources

Control of Activating Transcription Factor 4 (ATF4) Persistence by Multisite Phosphorylation Impacts Cell Cycle Progression and Neurogenesis* [PDF]

open access: yesJournal of Biological Chemistry, 2010
Organogenesis is a highly integrated process with a fundamental requirement for precise cell cycle control. Mechanistically, the cell cycle is composed of transitions and thresholds that are controlled by coordinated post-translational modifications. In this study, we describe a novel mechanism controlling the persistence of the transcription factor ...
Zhigang Xie, Li-Huei Tsai, Xuecai Ge
exaly   +7 more sources

Presence of activating transcription factor 4 (ATF4) in the porcine anterior pituitary

Molecular and Cellular Endocrinology, 1999
The two-hybrid system that identifies protein-protein interactions in a yeast expression system was used to investigate porcine anterior pituitary transcription factors. Four cDNA clones of a protein interacting with the leucine zipper domain of porcine cJun were obtained.
Yukio Kato, Susumu Tanaka, Kohei Hosaka
exaly   +3 more sources

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