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3 Cards in this Set

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  • Back

Quaternary structure

It is the association of two o more subunits to form a complex.




Interacting surfaces must have same and chemical complementarity.

Hemoglobin - an example of quaternary structure

It has multiple subunits (monomers) associated to form a complex (multimer)




Subunits are held together in the complex by weak forces that hold each subunit into its folded shape.

What is denaturation?

The partial or complete unfolding of a protein due to loss of key interactions within the folded structure.




When a protein is a drug, denaturation is an expensive mistake for a pharmacists to make