Enzymes
   ENZYME proteins
   Hydrolases
   Peptidases
   Threonine-type peptidases
Predicted intracellular proteins
Plasma proteins
FDA approved drug targets
   Small molecule drugs
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)

GO:0000082 [G1/S transition of mitotic cell cycle]
GO:0000209 [protein polyubiquitination]
GO:0000278 [mitotic cell cycle]
GO:0000502 [proteasome complex]
GO:0002474 [antigen processing and presentation of peptide antigen via MHC class I]
GO:0002479 [antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-dependent]
GO:0004298 [threonine-type endopeptidase activity]
GO:0005515 [protein binding]
GO:0005634 [nucleus]
GO:0005654 [nucleoplasm]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0005839 [proteasome core complex]
GO:0006521 [regulation of cellular amino acid metabolic process]
GO:0006915 [apoptotic process]
GO:0006977 [DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrest]
GO:0010467 [gene expression]
GO:0016032 [viral process]
GO:0016070 [RNA metabolic process]
GO:0016071 [mRNA metabolic process]
GO:0019882 [antigen processing and presentation]
GO:0031145 [anaphase-promoting complex-dependent proteasomal ubiquitin-dependent protein catabolic process]
GO:0034641 [cellular nitrogen compound metabolic process]
GO:0042590 [antigen processing and presentation of exogenous peptide antigen via MHC class I]
GO:0042981 [regulation of apoptotic process]
GO:0043066 [negative regulation of apoptotic process]
GO:0044281 [small molecule metabolic process]
GO:0051436 [negative regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle]
GO:0051437 [positive regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle]
GO:0051439 [regulation of ubiquitin-protein ligase activity involved in mitotic cell cycle]
GO:0051603 [proteolysis involved in cellular protein catabolic process]
GO:0070062 [extracellular vesicular exosome]
GO:1990111 [spermatoproteasome complex]

GO:0004298 [threonine-type endopeptidase activity]
GO:0005737 [cytoplasm]
GO:0005839 [proteasome core complex]
GO:0051603 [proteolysis involved in cellular protein catabolic process]