Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004252 | molecular_function | serine-type endopeptidase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005576 | cellular_component | extracellular region |
| A | 0006508 | biological_process | proteolysis |
| A | 0008236 | molecular_function | serine-type peptidase activity |
| A | 0022617 | biological_process | extracellular matrix disassembly |
| A | 0030141 | cellular_component | secretory granule |
| A | 0031214 | biological_process | biomineral tissue development |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0097186 | biological_process | amelogenesis |
| B | 0004867 | molecular_function | serine-type endopeptidase inhibitor activity |
| B | 0005576 | cellular_component | extracellular region |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 32 |
| Details | BINDING SITE FOR CHAIN B OF TRYPSIN INHIBITOR 1 |
| Chain | Residue |
| A | PHE41 |
| A | ASP189 |
| A | SER190 |
| A | CYS191 |
| A | ASN192 |
| A | GLY193 |
| A | ASP194 |
| A | SER195 |
| A | VAL213 |
| A | SER214 |
| A | PHE215 |
| A | CYS42 |
| A | GLY216 |
| A | LYS217 |
| A | ALA218 |
| A | HOH306 |
| A | HOH421 |
| B | HOH101 |
| B | HOH102 |
| B | HOH104 |
| B | HOH105 |
| B | HOH106 |
| A | HIS57 |
| B | HOH109 |
| B | HOH111 |
| B | HOH114 |
| A | LEU99 |
| A | GLY133 |
| A | ASN134 |
| A | SER135 |
| A | MET151 |
| A | LEU171 |
Functional Information from PROSITE/UniProt
| site_id | PS00134 |
| Number of Residues | 6 |
| Details | TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LSAAHC |
| Chain | Residue | Details |
| A | LEU53-CYS58 | |
| site_id | PS00135 |
| Number of Residues | 12 |
| Details | TRYPSIN_SER Serine proteases, trypsin family, serine active site. DScnGDSGGPLI |
| Chain | Residue | Details |
| A | ASP189-ILE200 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| B | LYS5 | |
| A | ASP102 | |
| A | SER195 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | CROSSLNK: Cyclopeptide (Gly-Asp) |
| Chain | Residue | Details |
| B | GLY1 | |
| B | ASP14 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN159 | |
