Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004252 | molecular_function | serine-type endopeptidase activity |
| A | 0006508 | biological_process | proteolysis |
| B | 0004252 | molecular_function | serine-type endopeptidase activity |
| B | 0006508 | biological_process | proteolysis |
| X | 0004252 | molecular_function | serine-type endopeptidase activity |
| X | 0006508 | biological_process | proteolysis |
| Y | 0004252 | molecular_function | serine-type endopeptidase activity |
| Y | 0006508 | biological_process | proteolysis |
Functional Information from PROSITE/UniProt
| site_id | PS00134 |
| Number of Residues | 6 |
| Details | TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VSAGHC |
| Chain | Residue | Details |
| X | VAL59-CYS64 | |
| site_id | PS00135 |
| Number of Residues | 12 |
| Details | TRYPSIN_SER Serine proteases, trypsin family, serine active site. DScqGDSGGPVV |
| Chain | Residue | Details |
| Y | ASP194-VAL205 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | ACT_SITE: Charge relay system => ECO:0000250 |
| Chain | Residue | Details |
| Y | SER200 | |
| B | SER200 | |
| A | HIS63 | |
| A | ASP107 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | SITE: Required for specificity => ECO:0000250 |
| Chain | Residue | Details |
| Y | ASP194 | |
| B | ASP194 | |
| X | VAL80 | |
| X | GLU85 | |
| A | GLU75 | |
| A | ASN77 | |
| A | VAL80 | |
| A | GLU85 | |
| Chain | Residue | Details |
| Y | TYR154 | |
| B | TYR154 | |
