Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 B 204 |
| Chain | Residue |
| B | ARG12 |
| B | HIS13 |
| B | THR16 |
| B | SER19 |
| B | ARG23 |
| B | THR25 |
| B | GOL205 |
| B | HOH207 |
| B | HOH255 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE SO4 A 204 |
| Chain | Residue |
| A | ARG12 |
| A | HIS13 |
| A | THR16 |
| A | SER19 |
| A | ARG23 |
| A | THR25 |
| A | ARG64 |
| A | GOL205 |
| A | HOH211 |
| A | HOH220 |
| A | HOH255 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE GOL A 205 |
| Chain | Residue |
| A | ARG12 |
| A | HIS13 |
| A | GLU85 |
| A | TYR88 |
| A | HIS147 |
| A | GLY148 |
| A | HIS149 |
| A | SO4204 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE GOL B 205 |
| Chain | Residue |
| B | ARG12 |
| B | HIS13 |
| B | HIS24 |
| B | GLU85 |
| B | TYR88 |
| B | HIS147 |
| B | GLY148 |
| B | SO4204 |
| B | HOH207 |
Functional Information from PROSITE/UniProt
| site_id | PS01121 |
| Number of Residues | 13 |
| Details | CASPASE_HIS Caspase family histidine active site. Hms..SrdVlFVSHG |
| Chain | Residue | Details |
| A | HIS136-GLY148 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | HIS13 | |
| B | HIS13 | |
| Chain | Residue | Details |
| A | GLU85 | |
| B | GLU85 | |
| Chain | Residue | Details |
| A | HIS147 | |
| B | HIS147 | |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 1qhf |
| Chain | Residue | Details |
| A | HIS13 | |
| A | GLU85 | |
| A | ARG64 | |
| A | HIS147 | |
| site_id | CSA2 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 1qhf |
| Chain | Residue | Details |
| B | HIS13 | |
| B | GLU85 | |
| B | ARG64 | |
| B | HIS147 | |
