Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | binding site for residue CA A 301 |
| Chain | Residue |
| A | ILE99 |
| A | GLU135 |
| A | HOH426 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | binding site for residue CA A 302 |
| Chain | Residue |
| A | ASP161 |
| A | ASP183 |
| A | GLU217 |
| A | C2E304 |
| A | HOH421 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | binding site for residue CA A 303 |
| Chain | Residue |
| A | ASN98 |
| A | GLU130 |
| A | ASP160 |
| A | C2E304 |
| A | HOH405 |
| A | GLU39 |
| site_id | AC4 |
| Number of Residues | 24 |
| Details | binding site for residue C2E A 304 |
| Chain | Residue |
| A | GLN25 |
| A | GLU39 |
| A | MET42 |
| A | ARG43 |
| A | ARG53 |
| A | PRO54 |
| A | ASP55 |
| A | LEU74 |
| A | ASN98 |
| A | SER100 |
| A | ASP160 |
| A | ASP161 |
| A | GLN184 |
| A | GLY218 |
| A | GLU220 |
| A | GLY238 |
| A | TYR239 |
| A | CA302 |
| A | CA303 |
| A | HOH404 |
| A | HOH408 |
| A | HOH414 |
| A | HOH421 |
| B | ARG243 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | binding site for residue CA B 301 |
| Chain | Residue |
| B | ILE99 |
| B | GLU135 |
| B | HOH423 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | binding site for residue CA B 302 |
| Chain | Residue |
| B | GLU39 |
| B | ASN98 |
| B | GLU130 |
| B | ASP160 |
| B | CA303 |
| B | C2E304 |
| B | HOH408 |
| site_id | AC7 |
| Number of Residues | 6 |
| Details | binding site for residue CA B 303 |
| Chain | Residue |
| B | ASP160 |
| B | ASP161 |
| B | GLU217 |
| B | CA302 |
| B | C2E304 |
| B | HOH408 |
| site_id | AC8 |
| Number of Residues | 23 |
| Details | binding site for residue C2E B 304 |
| Chain | Residue |
| A | ARG243 |
| B | GLN25 |
| B | GLU39 |
| B | MET42 |
| B | ARG43 |
| B | ARG53 |
| B | PRO54 |
| B | ASP55 |
| B | LEU74 |
| B | ASN98 |
| B | SER100 |
| B | ASP160 |
| B | ASP161 |
| B | GLN184 |
| B | GLY218 |
| B | GLU220 |
| B | GLY238 |
| B | TYR239 |
| B | PRO244 |
| B | CA302 |
| B | CA303 |
| B | HOH403 |
| B | HOH405 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | binding site for residue CA B 305 |
| Chain | Residue |
| B | ASP234 |
| B | HOH410 |
| B | HOH424 |
| B | HOH429 |
| B | HOH431 |
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 | ILE99-CYS104 | |
| B | ILE99-CYS104 | |
