Dimers found in DNA chains damaged by ULTRAVIOLET RAYS. They consist of two adjacent PYRIMIDINE NUCLEOTIDES, usually thymine nucleotides, in which the pyrimidine residues are covalently joined by a cyclobutane ring. These dimers block DNA REPLICATION.


Images

<b>pyrimidine dimer</b> (CPD).

pyrimidine dimer (CPD).
chemistry.osu.edu

<b>Pyrimidine dimer</b> induced by UV

Pyrimidine dimer induced by UV
www.web-books.com

<b>Pyrimidine dimer</b>

Pyrimidine dimer
en.wikipedia.org

Cyclobutane <b>pyrimidine dimer</b>

Cyclobutane pyrimidine dimer
www.cosmobio.co.jp

Figure 8.

Figure 8.
nar.oxfordjournals.org

<b>pyrimidine dimer</b>.

pyrimidine dimer.
en.wikipedia.org

two <b>pyrimidine</b> molecules

two pyrimidine molecules
academic.pgcc.edu

<b>pyrimidine dimer</b>.

pyrimidine dimer.
www.photobiology.info

Symptômes et diagnostics

Symptômes:

    



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Dernière mise à jour: Septembre 2014