EOG8G4K88 GO:0008236 1/2 serine-type peptidase activity molecular_function "Catalysis of the hydrolysis of peptide bonds in a polypeptide chain by a catalytic mechanism that involves a catalytic triad consisting of a serine nucleophile that is activated by a proton relay involving an acidic residue (e.g. aspartate or glutamate) and a basic residue (usually histidine)." [http://merops.sanger.ac.uk/about/glossary.htm#CATTYPE, ISBN:0716720094]