Cytosine-Thymine Dimers
《英文msh詞典》Cytosine-Thymine Dimers
[入口詞] Cytosine-Thymine Dimers
[主題詞] Pyrimidine Dimers
[英文釋義] 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.
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