denatured protein

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de·na·tured pro·tein

a protein whose characteristics or properties have been altered in some way, as by heat, enzyme action, or chemicals, and in so doing has lost its biologic activity.

denatured protein

Etymology: L, de, from, natura, proteios, first rank
a protein that has undergone change that causes its original properties to be lost. A protein can be denatured by radiation, heat, strong acids, or alcohol.

de·na·tured pro·tein

(dē-nāchŭrd prōtēn)
One with characteristics or properties that have been altered in some way, as by heat, enzyme action, or chemicals, and in so doing has lost its biologic activity.

denatured protein

A protein in which the amino acid composition and stereochemical structure (shape) have been altered by physical or chemical means. See: coagulated protein
See also: protein