[molecular_function] aminopeptidase activity <sep> cysteine-type endopeptidase activator activity involved in apoptotic process <sep> cysteine-type endopeptidase activity <sep> cysteine-type peptidase activity <sep> endopeptidase activity <sep> HLA-A specific activating MHC class I receptor activity <sep> identical protein binding <sep> kininogen binding <sep> peptidase activator activity involved in apoptotic process <sep> peptidase activity <sep> protein-containing complex binding <sep> serine-type endopeptidase activity <sep> thyroid hormone binding