Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004519 | molecular_function | endonuclease activity |
| A | 0006314 | biological_process | intron homing |
| B | 0004519 | molecular_function | endonuclease activity |
| B | 0006314 | biological_process | intron homing |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 1001 |
| Chain | Residue |
| A | CYS125 |
| A | CYS132 |
| A | HIS134 |
| A | CYS138 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 1002 |
| Chain | Residue |
| A | CYS41 |
| A | CYS100 |
| A | CYS105 |
| A | HIS110 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 1003 |
| Chain | Residue |
| B | CYS132 |
| B | HIS134 |
| B | CYS138 |
| B | CYS125 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 1004 |
| Chain | Residue |
| B | CYS41 |
| B | CYS100 |
| B | CYS105 |
| B | HIS110 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 B 501 |
| Chain | Residue |
| B | ARG61 |
| B | GLY76 |
| B | SER77 |
| B | HIS78 |
| B | THR79 |
| B | HOH1022 |
| B | HOH1049 |
| B | HOH1053 |
| B | HOH1079 |
| B | HOH1131 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 502 |
| Chain | Residue |
| A | GLY76 |
| A | SER77 |
| A | HIS78 |
| A | THR79 |
| A | HOH1009 |
| A | HOH1112 |
| A | HOH1118 |
| site_id | AC7 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 503 |
| Chain | Residue |
| B | THR26 |
| B | HIS28 |
| B | THR38 |
| B | LYS65 |
| B | VAL72 |
| B | ARG74 |
| site_id | AC8 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 B 504 |
| Chain | Residue |
| A | THR26 |
| A | HIS40 |
| B | GLY32 |
| B | GLY33 |
| B | GLY34 |
| B | GLN141 |
| B | TYR145 |
| B | HOH1149 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 837 |
| Chain | Residue | Details |
| A | ARG61 | electrostatic stabiliser |
| A | HIS98 | proton acceptor |
| A | CYS105 | electrostatic stabiliser |
| A | ASN119 | metal ligand |
| site_id | MCSA2 |
| Number of Residues | 4 |
| Details | M-CSA 837 |
| Chain | Residue | Details |
| B | ARG61 | electrostatic stabiliser |
| B | HIS98 | proton acceptor |
| B | CYS105 | electrostatic stabiliser |
| B | ASN119 | metal ligand |
