Functional Information from PROSITE/UniProt
| site_id | PS00134 |
| Number of Residues | 6 |
| Details | TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VTAAHC |
| Chain | Residue | Details |
| A | VAL53-CYS58 | |
| site_id | PS00135 |
| Number of Residues | 12 |
| Details | TRYPSIN_SER Serine proteases, trypsin family, serine active site. SScmGDSGGPLV |
| Chain | Residue | Details |
| B | SER189-VAL200 | |
| site_id | PS00285 |
| Number of Residues | 12 |
| Details | POTATO_INHIBITOR Potato inhibitor I family signature. WPELVGktVeeA |
| Chain | Residue | Details |
| I | TRP24-ALA35 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 3 |
| Details | Active site: {"description":"Charge relay system"} |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 3 |
| Details | M-CSA 387 |
| Chain | Residue | Details |
| B | SER189 | electrostatic stabiliser, proton shuttle (general acid/base) |
| B | LEU234 | modifies pKa |
45CL
