Any process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the breakdown of a protein by the destruction of the native, active configuration, with or without the hydrolysis of peptide bonds.

upregulation of protein catabolic process

positive regulation of protein degradation

up-regulation of protein catabolic process

positive regulation of protein catabolism

positive regulation of protein breakdown

up regulation of protein catabolic process

activation of protein catabolic process

stimulation of protein catabolic process

biological_process

GO:0045732