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 601 |
| Chain | Residue |
| A | CYS125 |
| A | CYS132 |
| A | HIS134 |
| A | CYS138 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 602 |
| Chain | Residue |
| A | CYS41 |
| A | CYS100 |
| A | CYS105 |
| A | HIS110 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 603 |
| Chain | Residue |
| B | CYS332 |
| B | HIS334 |
| B | CYS338 |
| B | CYS325 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 604 |
| Chain | Residue |
| B | CYS241 |
| B | CYS300 |
| B | CYS305 |
| B | HIS310 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG D 605 |
| Chain | Residue |
| A | ASN119 |
| A | HOH604 |
| A | HOH623 |
| A | HOH629 |
| D | DA513 |
| D | DG514 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG C 606 |
| Chain | Residue |
| B | ASN319 |
| B | HOH608 |
| B | HOH618 |
| B | HOH620 |
| C | DA413 |
| C | DG414 |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 837 |
| Chain | Residue | Details |
| A | ARG61 | electrostatic stabiliser |
| A | ALA98 | 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 | ARG261 | electrostatic stabiliser |
| B | ALA298 | proton acceptor |
| B | CYS305 | electrostatic stabiliser |
| B | ASN319 | metal ligand |
