Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004252 | molecular_function | serine-type endopeptidase activity |
| A | 0006508 | biological_process | proteolysis |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE 9UP A 301 |
| Chain | Residue |
| A | GLU10 |
| A | GLY230 |
| A | SO4302 |
| A | HOH642 |
| A | ASP193 |
| A | SER194 |
| A | GLN196 |
| A | SER199 |
| A | TRP219 |
| A | GLY220 |
| A | GLY222 |
| A | CYS223 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 302 |
| Chain | Residue |
| A | HIS47 |
| A | GLN196 |
| A | GLY197 |
| A | SER199 |
| A | 9UP301 |
| A | HOH435 |
| A | HOH484 |
| A | HOH612 |
| A | HOH648 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 303 |
| Chain | Residue |
| A | LYS54 |
| A | HIS96 |
| A | THR179 |
| A | LYS181 |
| A | MET182 |
| A | HOH431 |
| A | HOH561 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 304 |
| Chain | Residue |
| A | TYR127 |
| A | ARG234 |
| A | HIS237 |
| A | HOH551 |
| A | HOH571 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 305 |
| Chain | Residue |
| A | LYS181 |
| A | HIS237 |
| A | HOH475 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL A 306 |
| Chain | Residue |
| A | SER38 |
| A | PRO39 |
| A | CYS40 |
| A | TRP41 |
| A | GLN208 |
| A | HOH521 |
| A | HOH531 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE GOL A 307 |
| Chain | Residue |
| A | VAL28 |
| A | TYR61 |
| A | ARG64 |
| A | ASN68 |
| site_id | AC8 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 308 |
| Chain | Residue |
| A | ARG20 |
| A | HIS22 |
| A | HOH600 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 309 |
| Chain | Residue |
| A | LYS86 |
| A | ARG221 |
| A | HOH518 |
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 |
| A | ILE43-CYS48 | |
| site_id | PS00135 |
| Number of Residues | 12 |
| Details | TRYPSIN_SER Serine proteases, trypsin family, serine active site. DScqGDSGGPLV |
| Chain | Residue | Details |
| A | ASP193-VAL204 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | ACT_SITE: Charge relay system |
| Chain | Residue | Details |
| A | HIS47 | |
| A | ASP98 | |
| A | SER199 | |
| Chain | Residue | Details |
| A | SER146 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine |
| Chain | Residue | Details |
| A | GLN145 | |
