Search Results - "Ali, Maruf M. U"
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UPR proteins IRE1 and PERK switch BiP from chaperone to ER stress sensor
Published in Nature structural & molecular biology (01-11-2019)“…BiP is a major endoplasmic reticulum (ER) chaperone and is suggested to act as primary sensor in the activation of the unfolded protein response (UPR). How BiP…”
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Crystal structure of an Hsp90–nucleotide–p23/Sba1 closed chaperone complex
Published in Nature (20-04-2006)“…Hsp90 (heat shock protein of 90 kDa) is a ubiquitous molecular chaperone responsible for the assembly and regulation of many eukaryotic signalling systems and…”
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Structure of the Ire1 autophosphorylation complex and implications for the unfolded protein response
Published in The EMBO journal (02-03-2011)“…Ire1 (Ern1) is an unusual transmembrane protein kinase essential for the endoplasmic reticulum (ER) unfolded protein response (UPR). Activation of Ire1 by…”
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Structure and Molecular Mechanism of ER Stress Signaling by the Unfolded Protein Response Signal Activator IRE1
Published in Frontiers in molecular biosciences (12-03-2019)“…The endoplasmic reticulum (ER) is an important site for protein folding and maturation in eukaryotes. The cellular requirement to synthesize proteins within…”
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Structure of colicin I receptor bound to the R-domain of colicin Ia: implications for protein import
Published in The EMBO journal (16-05-2007)“…Colicin Ia is a 69 kDa protein that kills susceptible Escherichia coli cells by binding to a specific receptor in the outer membrane, colicin I receptor (70…”
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Chaperone ligand-discrimination by the TPR-domain protein Tah1
Published in Biochemical journal (15-07-2008)“…Tah1 [TPR (tetratricopeptide repeat)-containing protein associated with Hsp (heat-shock protein) 90] has been identified as a TPR-domain protein. TPR-domain…”
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UPR Signal Activation by Luminal Sensor Domains
Published in International journal of molecular sciences (21-03-2013)“…The unfolded protein response (UPR) is a cell-signaling system that detects the accumulation of unfolded protein within the endoplasmic reticulum (ER) and…”
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In vitro FRET analysis of IRE1 and BiP association and dissociation upon endoplasmic reticulum stress
Published in eLife (05-01-2018)“…The unfolded protein response (UPR) is a key signaling system that regulates protein homeostasis within the endoplasmic reticulum (ER). The primary step in UPR…”
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Structure of an Hsp90-Cdc37-Cdk4 Complex
Published in Molecular cell (01-09-2006)“…Activation of many protein kinases depends on their interaction with the Hsp90 molecular chaperone system. Recruitment of protein kinase clients to the Hsp90…”
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Alternative ATPase domain interactions in eukaryotic Hsp70 chaperones
Published in Frontiers in molecular biosciences (16-03-2023)“…Hsp70 molecular chaperones are essential components for maintaining protein homeostasis within cells. They interact with substrate or client proteins in a well…”
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Mechanism of Hsp70 specialized interactions in protein translocation and the unfolded protein response
Published in Open biology (01-08-2020)“…Hsp70 chaperones interact with substrate proteins in a coordinated fashion that is regulated by nucleotides and enhanced by assisting cochaperones. There are…”
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Compounds Triggering ER Stress Exert Anti-Melanoma Effects and Overcome BRAF Inhibitor Resistance
Published in Cancer cell (13-06-2016)“…We have discovered and developed a series of molecules (thiazole benzenesulfonamides). HA15, the lead compound of this series, displayed anti-cancerous…”
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Interactome Screening Identifies the ER Luminal Chaperone Hsp47 as a Regulator of the Unfolded Protein Response Transducer IRE1α
Published in Molecular cell (18-01-2018)“…Maintenance of endoplasmic reticulum (ER) proteostasis is controlled by a dynamic signaling network known as the unfolded protein response (UPR). IRE1α is a…”
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Phosphoregulation of Ire1 RNase splicing activity
Published in Nature communications (07-04-2014)“…Ire1 is activated in response to accumulation of misfolded proteins within the endoplasmic reticulum as part of the unfolded protein response (UPR). It is a…”
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Compounds Triggering ER Stress Exert Anti-Melanoma Effects and Overcome BRAF Inhibitor Resistance
Published in Cancer cell (11-07-2016)“…Hepatitis B virus (HBV) is a small DNA virus that replicates by reverse transcription of a terminally redundant RNA, the pregenome. Specific packaging of this…”
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Crystal structures reveal transient PERK luminal domain tetramerization in endoplasmic reticulum stress signaling
Published in The EMBO journal (03-06-2015)“…Stress caused by accumulation of misfolded proteins within the endoplasmic reticulum (ER) elicits a cellular unfolded protein response (UPR) aimed at…”
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Repurposed floxacins targeting RSK4 prevent chemoresistance and metastasis in lung and bladder cancer
Published in Science translational medicine (14-07-2021)“…Lung and bladder cancers are mostly incurable because of the early development of drug resistance and metastatic dissemination. Hence, improved therapies that…”
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Noncanonical binding of BiP ATPase domain to Ire1 and Perk is dissociated by unfolded protein CH1 to initiate ER stress signaling
Published in eLife (18-02-2015)“…The unfolded protein response (UPR) is an essential cell signaling system that detects the accumulation of misfolded proteins within the endoplasmic reticulum…”
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The Mechanism of Hsp90 regulation by the protein kinase-specific cochaperone p50(cdc37)
Published in Cell (09-01-2004)“…Recruitment of protein kinase clients to the Hsp90 chaperone involves the cochaperone p50(cdc37) acting as a scaffold, binding protein kinases via its…”
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