Quaternary structure

(Redirected from Quarternary structure)

Definition

noun

A structural level wherein several proteins (or polypeptide subunits) interact through non-covalent bonds to form one functional protein complex.


Supplement

In proteins, there are four recognized levels of protein structure: primary structure, secondary structure, tertiary structure, and quaternary structure.

A quaternary structure of a protein refers to the assembly of multiple folded protein molecules in a multi-subunit complex.


See also: protein structure

Retrieved from "http://www.biology-online.org/bodict/index.php?title=Quaternary_structure&oldid=96366"
First | Previous (Quaternary carbon atom) | Next (Quaternary syphilis) | Last
Please contribute to this project, if you have more information about this term feel free to edit this page.