repressor Definition
a substance or protein that inhibits the expression of one or more genes.
Using repressor: Examples
Take a moment to familiarize yourself with how "repressor" can be used in various situations through the following examples!
Example
The repressor binds to the operator, preventing RNA polymerase from transcribing the gene.
Example
The lac repressor is a protein that regulates the expression of genes in the lac operon.
Example
The trp repressor is a protein that regulates the expression of genes in the trp operon.
repressor Synonyms and Antonyms
Synonyms for repressor
Summary: repressor in Brief
A 'repressor' [riˈpresər] is a substance or protein that inhibits the expression of one or more genes. It binds to the operator and prevents RNA polymerase from transcribing the gene. Examples include the lac repressor and the trp repressor, which regulate the expression of genes in the lac and trp operons.
