Protein

Definition

Proteins are large, complex molecules composed of long chains of amino acids that play essential roles in the structure, function, and regulation of the body's cells, tissues, and organs. They are synthesized by ribosomes translating mRNA based on genetic instructions.

Related terms

Amino Acids:

Organic compounds that combine to form proteins, serving as the building blocks for protein synthesis.

Ribosome:

A cellular structure that functions as a site for protein synthesis in cells by translating messenger RNA (mRNA) into polypeptide chains.

mRNA (Messenger RNA): A type of RNA that conveys genetic information from DNA to ribosomes, directing the sequence of amino acids in protein synthesis