Structure and Expression. Vol. 2. DNA and its Drug Complexesdoi:10.1016/0022-0728(89)87239-0A. WalterElsevier S.A.Journal of Electroanalytical Chemistry
its structure was revealed using X-rays. And DNA turns out to be a stunningly elegant molecule. What you’re looking at is the original DNA model currently on display in the Science Museum in London. It shows two long chains of molecules...
Related to DNA structure:DNA replication DNA A. adenine T. thymine C. cytosine G. guanine DNA (dē′ĕn-ā′) n. A nucleic acid that carries the genetic information in cells and some viruses, consisting of two long chains of nucleotides twisted into a double helix and joined by hydrogen...
Beyond the ladder-like structure described above, another key characteristic of double-stranded DNA is its unique three-dimensional shape. The first photographic evidence of this shape was obtained in 1952, when scientist Rosalind Franklin used a process called X-ray diffraction to capture images of ...
Topology affects physical and biological properties of DNA and impacts fundamental cellular processes, such as gene expression, genome replication, chromosome structure and segregation. In all organisms DNA topology is carefully modulated and the superco
The comparison of its primary structure with known other vertebrate collagens allowed to conclude that it encodes collagen pro-[alpha]2(I) chain. The 5' untranslated region showed a typical stem-loop structure with three ATG codons which is found in mammals types I and III collagen chains (...
5.19.4 Conclusions and Outlook Modification of DNA's structure introduces diversity into this rather ubiquitous polymer, resulting in an expansion of both its informational content and functionality. It is clear that DNA base modifications play a role in distinguishing self from non-self, in protectin...
In this paper we shall describe a structure for DNA which suggests a mechanism for its self-duplication and allows us to propose, for the first time, a detailed hypothesis on the atomic level for the self-reproduction of genetic material.We first discuss the chemical and physical-chemical data...
DNA can perform its functions without falling apart because it is helical in shape and has a double-helix structure. The structure of DNA allows it to...Become a member and unlock all Study Answers Start today. Try it now Create an account As...
14,28). Even in the constrained portions of the genome, supercoiling strongly influences DNA structure and its interactions with proteins and other biomolecules29,30, although supercoiling effects are even more pronounced in the unconstrained regions. DNA is not merely a passive participant in ...