Rループ
出典: フリー百科事典『ウィキペディア（Wikipedia）』 (2023/01/12 13:55 UTC 版)
Rループ（英: R-loop）は、DNA:RNAハイブリッドとそれに結合した非鋳型一本鎖DNAという3本の核酸鎖から構成される構造である。Rループはさまざまな状況で形成される可能性があり、その存在が許容される場合も細胞の構成要素によって除去される場合もある。「Rループ」という名称はDループとの構造的な類似性から命名されたものであり、「R」はRNAが関係する構造であることを表している。
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