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Quantifying the DNA Binding Properties of the Binuclear Ruthenium
Quantifying the DNA Binding Properties of the Binuclear Ruthenium

... Basis of Life: Deoxyribonucleic Acid (DNA) Deoxyribonucleic Acid, abbreviated as DNA, is known as the basis of life. It has been studied extensively for over a century and has led to further understanding of the development of all living organisms. Gregor Mendel’s experimentation with plants in the ...
A novel gene encoding a 54 kDa polypeptide is
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... independently derived cell lines in which the amplicons (segments of amplified chromosomal DNA) had different structures. Surprisingly, one of these cell lines (474) initiated replication at several origins in addition to the previously mapped origin that was preferentially used in two other lines ( ...
Forkhead Transcription Factors: Key Players in Development and
Forkhead Transcription Factors: Key Players in Development and

... A large proportion of the amino acids in the forkhead domain are invariant or highly conserved (Fig. 1), which implies that there is only limited variation in 3D structure and mode of DNA recognition within the forkhead family. This has been confirmed by NMR structural analysis of the DNA binding do ...
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LIMITED DNA SYNTHESIS IN THE ABSENCE OF PROTEIN
LIMITED DNA SYNTHESIS IN THE ABSENCE OF PROTEIN

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Synonymous codon bias and functional constraint on GC3

... of co-expressed genes defined by homogeneous base compositional domains (37), regions occupied by nucleosome (38) and even functional binding elements as defined by their structural contexts (39,40). It is clear that GC-related DNA polymer physics may play a critical role in the accessibility and re ...
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... resistant/sensitive strain pair constructed by transduction. Furthermore, MF5 showed strong homology to a mec-associated fragment of identical length and endonuclease map which had been cloned independently by Beck et al. (1986). MF5 was later shown to be present at one end of a larger section of ch ...
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DNA sequence of the control region of phage D108: the N
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... We have determined the DNA sequence of the control region of phage D108 up to position 1419 at the left end of the phage genome. Open reading frames for the repressor gene, ner gene, and the 5' part of the A^ gene (which codes for transposase) are found in the sequence. The genetic organization of t ...
Assembly of additional heterochromatin distinct from centromere
Assembly of additional heterochromatin distinct from centromere

... gene flanked by 1.2 kb sequences of chicken ␤-globin 5⬘HS4 region (cHS4) which is known to function as an insulator even in human cells (Recillas-Targa et al., 2002). The transient expression levels tested on these similar ␤geo plasmid DNAs – that differ only in the promoter sequences – showed 10⫻ h ...
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Primary transcript



A primary transcript is the single-stranded ribonucleic acid (RNA) product synthesized by transcription of DNA, and processed to yield various mature RNA products such as mRNAs, tRNAs, and rRNAs. The primary transcripts designated to be mRNAs are modified in preparation for translation. For example, a precursor messenger RNA (pre-mRNA) is a type of primary transcript that becomes a messenger RNA (mRNA) after processing.There are several steps contributing to the production of primary transcripts. All these steps involve a series of interactions to initiate and complete the transcription of DNA in the nucleus of eukaryotes. Certain factors play key roles in the activation and inhibition of transcription, where they regulate primary transcript production. Transcription produces primary transcripts that are further modified by several processes. These processes include the 5' cap, 3'-polyadenylation, and alternative splicing. In particular, alternative splicing directly contributes to the diversity of mRNA found in cells. The modifications of primary transcripts have been further studied in research seeking greater knowledge of the role and significance of these transcripts. Experimental studies based on molecular changes to primary transcripts the processes before and after transcription have led to greater understanding of diseases involving primary transcripts.
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