Chaperone activity
Subtle Alterations of the Native Zinc Finger Structures Have Dramatic Effects on the Nucleic Acid Chaperone Activity of Human Immunodeficiency Virus Type 1 Nucleocapsid Protein
... In general, it is desirable to have in vitro assays that reflect the in vivo properties of a given protein. Thus, another objec- tive of this study was to see if the in vitro chaperone activity of the ...
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Matrix Domain Modulates HIV-1 Gag's Nucleic Acid Chaperone Activity via Inositol Phosphate Binding
... (ShortPBS) derived from the PBS region of the HIV-1 genome (Fig. 1A) in the presence of recombinant HIV-1 proteins. The Gag variants used in this study (Fig. 1B) all lack the C-terminal p6 domain and also lack the ...
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Retroviral Nucleocapsid Proteins Display Nonequivalent Levels of Nucleic Acid Chaperone Activity
... acid chaperone that facilitates the remodeling of nucleic acids during various steps of the viral life ...NC’s chaperone activity are its abilities to aggregate and to destabilize nucleic ...the ...
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The matrix domain contributes to the nucleic acid chaperone activity of HIV 2 Gag
... NAC activity of Gag were observed between retroviral ...the chaperone activity of alpharet- rovirus RSV Gag is independent of the MA domain ...one activity [15–17, 28], whereas MA proteins ...
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HtrA chaperone activity contributes to host cell binding in Campylobacter jejuni
... and chaperone activity ...protease activity, but retain chaper- one activity ...both chaperone and protease activity of HtrA are required for optimal adherence, but the cha- ...
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AUF1 p45 Promotes West Nile Virus Replication by an RNA Chaperone Activity That Supports Cyclization of the Viral Genome
... With the WNV-related DV, a fine balance between linear and circular forms of the viral genome was demonstrated to be an essential molecular determinant of viral replication and infectivity (47). In view of this scenario, ...
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Characterization of the RNA Chaperone Activity of Hantavirus Nucleocapsid Protein
... (RNA chaperone) activity of N requires a single-stranded region situated 3 ⬘ to the RNA duplex that will be dissociated by ...catalytic activity or displacement of the RNA duplex by cooperative ...
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Chaperone Co-Chaperone Interactions in Malarial Infection
... BCL2-associating anthanogene 3, also known as BAG3, is a human gene. BAG proteins compete with the Hip for binding to the Hsc70/ Hsp70ATPase domain and promote substrate release. All the BAG proteins have an ...
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The Activity and Specificity of the Outer Membrane Protein Chaperone SurA Are Modulated by a Proline Isomerase Domain
... SurA chaperone activity ...and chaperone domains has been observed in several other bacterial PPIase-chaperone hybrid proteins, such as SlyD (30), trigger factor (31), and PrsA ...SurA ...
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Contributions of chaperone and glycosyltransferase activities of O-fucosyltransferase 1 to Notch signaling
... were present on Notch then it should be modified by FNG. Moreover, in a completely independent approach, the lack of requirement for Notch fucosylation was dem- onstrated by the observation of normal neurogenesis and ...
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Insect Hsp90 Chaperone Assists Bacillus thuringiensis Cry Toxicity by Enhancing Protoxin Binding to the Receptor and by Protecting Protoxin from Gut Protease Degradation
... Hsp90 chaperone could be involved in Cry toxin ...and chaperone activity-dependent interaction. The chaperone Hsp90 participates in the correct fold- ing of proteins and may suppress mutations ...
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Anti malarial effects of macrolactones related to FK520 (ascomycin) are independent of the immunosuppressive properties of the compounds
... and chaperone activities of a recently identified ...PPIase activity of recombinant PfFKBP35, they all inhibited the chaperone activity of this bi- functional ...the chaperone ...
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Coronavirus Nucleocapsid Protein Facilitates Template Switching and Is Required for Efficient Transcription
... RNA chaperone activity requires nucleic acid binding, and the ability of the constructed N protein deletion mutants to bind different nucleic acid species was evaluated by Northwest- ern ...
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Temperature interactions of the molecular chaperone Hsc70 from the eurythermal marine goby Gillichthys mirabilis
... molecular chaperone from a eurythermal ectotherm, we purified native Hsc70 from white skeletal muscle of the eurythermal goby Gillichthys mirabilis and tested the thermal sensitivity of the ATPase ...native ...
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Second-Generation HSP90 Inhibitor Onalespib Blocks mRNA Splicing of Androgen Receptor Variant 7 in Prostate Cancer Cells.
... molecular chaperone essential for the late stage maturation, stability and function of a large number of client proteins involved in key signal transduction pathways in prostate cancer, including AR, AKT and the ...
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The ATPase activity of molecular chaperone HSP60 is inhibited by immunosuppressant mizoribine
... the chaperone activity, i.e., the anti-protein aggregation activity, of HSP60 ...folding activity of HSP60/ HSP10 (Figure ...ATPase activity of HSP60/HSP10 was decreased by mizoribine ...
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136 HIV-1 Nef regulates activity of endoplasmic reticulum chaperone calnexin
... The spread of HIV/AIDS increases worldwide, a safe and efficacious vaccine remains the cornerstone for a prevention strategy to stop HIV-1 epidemic. Both humoral (neutralizing antibodies) and cellular (CTL) responses are ...
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The Heat Shock Protein 70 Cochaperone YDJ1 Is Required for Efficient Membrane-Specific Flock House Virus RNA Replication Complex Assembly and Function in Saccharomyces cerevisiae
... Hsp90 chaperone complex activity without significantly altering cell viability (3, ...functional chaperone defect in ⌬ sti1 and ⌬ sba1 yeast, we used a GR-based reporter assay ...Hsp90 ...
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Identification and characterization of the antiplasmodial activity of Hsp90 inhibitors
... the chaperone inhibitors, but the assay design did not allow us to evaluate of the nature of the drug-inhibitor ...the chaperone inhibitors, and the pharmacodynam- ics will be complementary to those of the ...
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The DnaK Chaperone Uses Different Mechanisms To Promote and Inhibit Replication of Vibrio cholerae Chromosome 2
... Here we investigate the role that DnaK plays in promoting Chr2 replication initiation and compare our findings with the known role of DnaK in plasmids of the class to which the presumed progenitor of Chr2 belongs. Our ...
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