ori Regions

《英文msh詞典》ori Regions
[入口詞] ori Regions
[主題詞] Replication Origin
[英文釋義] A unique DNA sequence of a replicon at which DNA REPLICATION is initiated and proceeds bidirectionally or unidirectionally. It contains the sites where the first separation of the complementary strands occurs,a primer RNA is synthesized,and the switch from primer RNA to DNA synthesis takes place. (Rieger et al.,Glossary of Genetics: Classical and Molecular,5th ed)