By J Zlatanova
Organic techniques that copy, shield and use the genetic info encoded in DNA needs to function within the context of chromatin, a hugely prepared advanced of DNA and proteins. those proteins don't only package deal the DNA within the tiny quantity of the nucleus, yet impart the constitution the facility to alter in accordance with the necessities of the categorical approach the DNA is considering. in addition, chromatin constitution is utilized by the cellphone to regulate the task of DNA. during this quantity the fundamentals of chromatin constitution and dynamics are offered via verified specialists within the box.
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Sample text
Their advantage over DNase I was their virtual lack of DNA sequence specificity, which allowed the cleavage periodicity to be obtained with nucleosomes reconstituted at specific locations of unique DNA fragments, in contrast with DNase I which would cleave only some of the potential sites. 7 bp/turn periodicity in the $ 30 bp central region [24]. Because the same average cleavage periodicity and discrepancy in the center were found with mixed-sequence nucleosomes, it was proposed that OH radicals cleaved all nucleosomes in the same way [25].
Arents, G. N. (1993) Proc. Natl. Acad. Sci. USA 90, 10489–10493. N. and Arents, G. (1993) Cold Spring Harb. Symp. Quant. Biol. 58, 273–279. Arents, G. N. (1995) Proc. Natl. Acad. Sci. USA 92, 11170–11174. , and Landsman, D. (1995) Nucleic Acids Res. 23, 2685. J. (1997) J. Mol. Biol. 272, 301–311. W. (1983) Proc. Natl. Acad. Sci. USA 80, 51–55. T. (1988) J. Mol. Biol. 199, 161–170. J. , and Sundaralingam, M. ) DNA Bending and Curvature. Adenine Press, Schenectady, NY. J. (1996) Anal. Biochem. 231, 109–114.
Note that axes of motion appear parallel and in plane with the pitch of the DNA. In this view the ventral surface is on the bottom of the image. 39 and displays a lateral component. It would appear that the composite libration for the H3 : H4 dimers cancel each other in the direction of the dyad axis. Instead, the primary axis of motion runs towards the 146–147 bp end of the DNA. What results in the cancellation of motion in the direction of the dyad is unclear. One possible explanation is that the two H3 : H4 dimers synchronously oscillate in opposite directions so that the net motion for the paired dimers is cancelled.