Promoter

Definition

A promoter is a region of DNA that initiates transcription of a particular gene, serving as a binding site for RNA polymerase and other necessary transcription factors. It plays a crucial role in regulating gene expression by determining the genes to be transcribed.

Related terms

Transcription:

The process by which DNA is copied into messenger RNA (mRNA) for protein production.

RNA Polymerase:

An enzyme that synthesizes RNA from a DNA template during transcription.

Gene Expression:

The process by which information from a gene is used to synthesize functional gene products, often proteins, influencing the cell's structure and function