Transcription elongation factor
Human and Rodent Transcription Elongation Factor P-TEFb: Interactions with Human Immunodeficiency Virus Type 1 Tat and Carboxy-Terminal Domain Substrate
... the elongation factor P-TEFb (positive transcription elongation factor-b), which consists minimally of CDK9 and cyclin ...of elongation by Tat are not well ...elongating ...
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The Ability of Positive Transcription Elongation Factor b To Transactivate Human Immunodeficiency Virus Transcription Depends on a Functional Kinase Domain, Cyclin T1, and Tat
... of elongation rather than initiation of viral transcrip- ...positive transcription elongation factor b (P-TEFb) complex, can activate viral transcription when tethered to the ...
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Phenotypic characterization of mutants in vaccinia virus gene G2R, a putative transcription elongation factor.
... transcription elongation. Nu- merous examples of control of transcription elongation have been reported ...of elongation by eucaryotic RNA polymerase II is increased by the factors ...
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Binding of Tat to TAR and Recruitment of Positive Transcription Elongation Factor b Occur Independently in Bovine Immunodeficiency Virus
... of elongation rather than initiation of ...positive transcription elongation factor b to their promoters, and interactions between Tat and TAR are independent from those between Tat and the ...
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Abrogation of the Brd4-Positive Transcription Elongation Factor b Complex by Papillomavirus E2 Protein Contributes to Viral Oncogene Repression
... FIG. 7. Dissociation of Brd4 from chromatin by a double bromodo- main dominant-negative inhibitor represses HPV18 E6/E7 transcription. (A) C33A cells were transfected with an Xpress-tagged double-bromodo- main ...
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A Cyclin T1 point mutation that abolishes positive transcription elongation factor (P TEFb) binding to Hexim1 and HIV tat
... (CTD) and might thus contribute to recruit splicing, cleavage and polyadenylation factors for co-transcriptional pre-mRNA processing [3]. Core P-TEFb comprises a kinase, Cdk9, and a Cyclin T (CycT1 or CycT2). A cellular ...
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Modulating HIV 1 replication by RNA interference directed against human transcription elongation factor SPT5
... in transcription elongation as a stabilization factor that enhances the stability of RNA pol II elongation complexes formed after P-TEFb hyper- phosphorylation of the ...antiterminator ...
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The Vaccinia Virus A18R DNA Helicase Is a Postreplicative Negative Transcription Elongation Factor
... promiscuous transcription, that is, transcription from regions of the genome which are normally transcriptionally silent late during infec- ...random transcription throughout the ge- nome does not ...
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Identification of a crenarchaeal orthologue of Elf1: implications for chromatin and transcription in Archaea
... Interestingly, this phylogenetic distribution is identical to that of RpoG, the divergent archaeal orthologue of the eukaryotic RNAP subunit RPB8 [2]. The same group of archaeal organisms that contain the full set of all ...
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The NS1 Protein of Human Respiratory Syncytial Virus Is a Potent Inhibitor of Minigenome Transcription and RNA Replication
... chain elongation by the polymerase or its recognition and utilization of transcription ...on transcription was not altered by the presence or ab- sence of the M2 plasmid, supplied either in the form ...
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Molecular mechanisms of HIV latency
... HIV transcription is reactivated so that antiretroviral therapy and the immune system clear the infection, has been proposed as one approach to curing ...viral transcription factors in such a way as to ...
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Purification and characterization of elongation factor 2 (EF2) and cyclic AMP-independent protein kinases from soybean (Glycine max, L) cotyledons.
... Purification and characterization of elongation factor 2 (EF2) and Purification and characterization of elongation factor 2 (EF2) and cyclic AMP-independent protein kinases from soybea[r] ...
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Structural Basis for EarP Mediated Arginine Glycosylation of Translation Elongation Factor EF P
... ranslation elongation is a nonuniform process and directly depends on the amino acids (aa) to be incorporated into the growing polypeptide chain ...archaeal elongation factor 5A (e/aEF-5A) (5–7) and ...
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Transcription elongation regulator 1 (TCERG1) regulates competent RNA polymerase II mediated elongation of HIV 1 transcription and facilitates efficient viral replication
... negative elongation fac- ...the transcription unit, resulting in a potent stimulation of the overall rate of transcriptional elongation and productive HIV-1 repli- ...of transcription factors ...
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Cyclic Rhamnosylated Elongation Factor P Establishes Antibiotic Resistance in Pseudomonas aeruginosa
... of elongation factor Tu (EF-Tu) in Mycobacterium tuberculosis (11) and Bacillus subtilis (12) and of glutamyl-tRNA synthetase in ...initiation factor 5A (eIF5A), that also functions to al- leviate ...
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Binding of the eukaryotic translation elongation factor 1A with the 5’UTR of HIV 1 genomic RNA is important for reverse transcription
... The HIV-1 genomic RNA 5’UTR has features that could support eEF1A binding as it contains many RNA stem-loop structures and elements including; i) the pri- mer binding site (PBS) which serves as the binding site for ...
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Aberrations in translational regulation are associated with poor prognosis in hormone receptor positive breast cancer
... Pdcd4 has been reported to inhibit protein translation by binding to the translation initiation factor eIF4A [45]. As pdcd4 undergoes regulated degradation by b-Trcp after phosphorylation at S67 by S6K1 [20], ...
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Mayer, Andreas (2012): Insights into the mRNA transcription cycle from genome-wide occupancy profiling. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... the transcription cycle the C-terminal repeat domain (CTD) of the largest subunit of Pol II gets phosphorylated and dephosphorylated by CTD kinases and phosphatases ...
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Biolanalytical methods development for the study of regulation in transcription elongation
... views of the T. thermophilus elongation complex are depicted. As seen in Figure 1.4, DNA is melted into template and non-template strands at the βD loop I (fork loop 2) for form the transcription bubble; ...
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Suppression subtractive hybridization to investigate viruses in the lymphoid organ of Penaeus merguiensis and the gills of Cherax quadricarinatus
... substitute each other in the tissue specific functions (Dominguez and Holmes, 2011; Schoenenberger et al., 2011). This protein may also undergo posttranslational modifications (Hild et al., 2010; Schoenenberger et al., ...
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