Skip to main content
An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Concept information

Preferred term

replication origin

Type

  • Topic

Definition

  • Information 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.

Broader concept

Synonyms

  • origin of replication
  • ori region

In other languages

URI

https://lod.nal.usda.gov/nalt/56147

Download this concept:

RDF/XML TURTLE JSON-LD Created 1/19/06, last modified 9/29/15