Functional Information from GO Data
| Chain | GOid | namespace | contents |
| U | 0004252 | molecular_function | serine-type endopeptidase activity |
| U | 0006508 | biological_process | proteolysis |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | binding site for residue SO4 U 301 |
| Chain | Residue |
| P | ALA3 |
| P | ARG4 |
| Q | GLY5 |
| U | HIS57 |
| U | GLN192 |
| U | GLY193 |
| U | SER195 |
| U | HOH422 |
| U | HOH477 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | binding site for residue P6G U 302 |
| Chain | Residue |
| U | SER37 |
| U | VAL38 |
| U | THR39 |
| U | TYR40 |
| U | ASN74 |
| U | SER135 |
| U | GLU137 |
| U | TYR149 |
| U | LEU150 |
| U | SER202 |
Functional Information from PROSITE/UniProt
| site_id | PS00134 |
| Number of Residues | 6 |
| Details | TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. ISATHC |
| Chain | Residue | Details |
| U | ILE53-CYS58 | |
| site_id | PS00135 |
| Number of Residues | 12 |
| Details | TRYPSIN_SER Serine proteases, trypsin family, serine active site. DScqGDSGGPLV |
| Chain | Residue | Details |
| U | ASP189-VAL200 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | ACT_SITE: Charge relay system |
| Chain | Residue | Details |
| U | HIS57 | |
| U | ASP102 | |
| U | SER195 | |
| Chain | Residue | Details |
| U | SER146 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine |
| Chain | Residue | Details |
| U | GLN145 | |
