Thymine Dimers
《英文msh詞典》Thymine Dimers
[同義詞] Thymine Dimers
[主題詞] Pyrimidine Dimers
[中文釋義] 胸腺嘧啶二聚體
[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.