Long Terminal Repeat (LTR) elements
Transcriptional Regulation of Early Transposon Elements, an Active Family of Mouse Long Terminal Repeat Retrotransposons
... ETnII elements in P19 cells does not exactly correspond to the sites employed by the transfected full-length LTR#6 reporter con- struct, though the overlap does ...ETnII elements with LTRs other than LTR#6 ...
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Characterization of enhancer elements and their mutations in the long terminal repeat of feline endogenous RD-114 proviruses.
... To locate the enhancer regions of the feline endogenous RD-114 long terminal repeat (LTR), we examined expression of the chloramphenicol acetyltransferase gene driven by various segments[r] ...
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Long terminal repeat retrotransposons of Oryza sativa
... putative elements were identified, sequence analysis was carried out on the individual output files to identify those that described actual LTR ...tional elements were identified by BLAST searches using ...
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Long terminal repeat retrotransposons of Mus musculus
... Like MalRs in other species, murine MalRs are all internally deleted. The internal region contains only non-coding repeti- tive DNA. Nevertheless they have typical LTRs, primer bind- ing site and polypurine tract. ...
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Differentiation-dependent human immunodeficiency virus long terminal repeat regulatory elements active in human teratocarcinoma cells.
... We have examined the transcriptional utilization of the human immunodeficiency virus type 1 (HIV-1) long terminal repeat (LTR) under differentiating conditions by using the embryonal car[r] ...
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Novel Mouse Type D Endogenous Proviruses and ETn Elements Share Long Terminal Repeat and Internal Sequences
... MusD elements. Reasons for the higher level of transcription of ETn elements are not known, but there are at least three ...regulatory elements, could be the explana- ...MusD elements have ...
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Identification of c fos responsive elements downstream of TAR in the long terminal repeat of human immunodeficiency virus type 1
... cis elements in the proviral long terminal repeat ...regulatory elements described thus far in the HIV-1 ...downstream elements are transactivated by expression of the c-fos ...
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In Vivo Protein Binding and Functional Analysis ofcis-Acting Elements in the U3 Region of the Bovine Leukemia Virus Long Terminal Repeat
... the long terminal repeat ...binding elements by in vivo footprinting and analyzed their function by site- directed ...cis-acting elements (three cyclic AMP-responsive ele- ments [CREs] ...
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a1/EBP: a leucine zipper protein that binds CCAAT/enhancer elements in the avian leukosis virus long terminal repeat enhancer.
... DNase I footprinting and gel shift assays indicate that the al/EBP fusion protein binds multiple LTR CCAAT/enhancer elements in a pattern similar to that of the purified B-cell protein..[r] ...
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Transcriptional Targeting of Lentiviral Vectors by Long Terminal Repeat Enhancer Replacement
... their long-term repopulation and differentiation ...viral long terminal repeat (LTR) enhancer with cell lineage-specific, genomic control ...enhancer-promoter elements placed in a ...
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The VBP and a1/EBP leucine zipper factors bind overlapping subsets of avian retroviral long terminal repeat CCAAT/enhancer elements.
... cleotide probes on VBP, al/EBP, and B-cell protein binding show that these proteins recognize similar LTR CCAAT/ enhancer elements. Most but not all of the B-cell binding to the al and a[r] ...
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Activation of caprine arthritis-encephalitis virus long terminal repeat by gamma interferon.
... 2 189 results in a full response to IFN- g whereas deletion to position 2107 eliminates the response. Deletion to 2189 re- tains one copy of the 70-bp motif and single copies of an AP-1 site, AP-4 site, and TATA box; ...
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Ginger DNA transposons in eukaryotes and their evolutionary relationships with long terminal repeat retrotransposons
... Ginger2 elements is approximately 30%, compared with the 36% identity within the same region of the Ginger1 ...Ginger2 elements are present in protists, fungi and animals, whereas Ginger1 elements ...
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Overlapping enhancer/promoter and transcriptional termination signals in the lentiviral long terminal repeat
... * Corresponding author Abstract Oncoretrovirus, but not lentivirus, displays a high transcriptional readthrough activity in the 3' long terminal repeat (LTR) (Zaiss et al. J. Virol. 76, 7209–7219, ...
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The Rous Sarcoma Virus Long Terminal Repeat Promoter Is Regulated by TFII-I
... control elements, the TATA box and the pyrimidine- rich initiator ...Inr elements are unclear. The Rous sarcoma virus (RSV) long ter- minal repeat (LTR) contains a transcriptionally potent ...
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Exchange of Viral Promoter/Enhancer Elements with Heterologous Regulatory Sequences Generates Targeted Hybrid Long Terminal Repeat Vectors for Gene Therapy of Melanoma
... In summary, we have described a series of Mo-MLV-based vectors in which the viral enhancer and/or promoter sequences have been interchanged with the corresponding minimal cel- lular regulatory elements from the ...
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Multiple modifications in cis elements of the long terminal repeat of retroviral vectors lead to increased expression and decreased DNA methylation in embryonic carcinoma cells.
... (MoMuLV) long terminal repeat (LTR) is inactive in EC and embryonic stem cells in association with increased proviral ...cis-acting elements affecting the state of methylation of the ...
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The structure, organization and radiation of Sadhu non-long terminal repeat retroelements in Arabidopsis species
... However, these sequences cannot be identified in any of the current public genome databases outside of the Brassicaceae. There are only 39 Sadhu-related sequences in the A. thaliana genome, showing a dispersed distri- ...
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Characterization of enhancer elements in the long terminal repeat of Moloney murine sarcoma virus.
... peat (pSrM13 and pSrM14), the promoter proximal B repeat (pSrM15), and both 73/72-bp tandem repeats (pSrM11 and pSrM12) were placed 5' to the SV40 early promoter at the BglII site follow[r] ...
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Multiple positive and negative cis-acting elements that mediate transactivation by bel1 in the long terminal repeat of human foamy virus.
... Binding of host-cell factors to DNA sequences in the long terminal repeat of human T-cell leukemia virus type I: implica- tion for viral expression. Oligonucle- otide that binds nuclear [r] ...
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