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 |
| C | 0004519 | molecular_function | endonuclease activity |
| C | 0006314 | biological_process | intron homing |
| D | 0004519 | molecular_function | endonuclease activity |
| D | 0006314 | biological_process | intron homing |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 501 |
| Chain | Residue |
| A | CYS125 |
| A | CYS132 |
| A | HIS134 |
| A | CYS138 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 502 |
| Chain | Residue |
| A | CYS41 |
| A | CYS100 |
| A | CYS105 |
| A | HIS110 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 503 |
| Chain | Residue |
| B | CYS132 |
| B | HIS134 |
| B | CYS138 |
| B | CYS125 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 504 |
| Chain | Residue |
| B | CYS41 |
| B | CYS100 |
| B | CYS105 |
| B | HIS110 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN C 505 |
| Chain | Residue |
| C | CYS125 |
| C | CYS132 |
| C | HIS134 |
| C | CYS138 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN C 506 |
| Chain | Residue |
| C | CYS41 |
| C | CYS100 |
| C | CYS105 |
| C | HIS110 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN D 507 |
| Chain | Residue |
| D | CYS125 |
| D | CYS132 |
| D | HIS134 |
| D | CYS138 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN D 508 |
| Chain | Residue |
| D | CYS41 |
| D | CYS100 |
| D | CYS105 |
| D | HIS110 |
| site_id | AC9 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE MG P 601 |
| Chain | Residue |
| C | HIS101 |
| C | ASN119 |
| H | DA12 |
| P | DG13 |
| site_id | BC1 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE MG N 602 |
| site_id | BC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MG A 603 |
| Chain | Residue |
| A | ASN119 |
| F | DA12 |
| O | DG13 |
| site_id | BC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE MG B 604 |
| Chain | Residue |
| B | SER97 |
| B | HIS98 |
| B | HIS101 |
| B | ASN119 |
| M | DG14 |
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 |
| site_id | MCSA3 |
| Number of Residues | 4 |
| Details | M-CSA 837 |
| Chain | Residue | Details |
| C | ARG61 | electrostatic stabiliser |
| C | HIS98 | proton acceptor |
| C | CYS105 | electrostatic stabiliser |
| C | ASN119 | metal ligand |
| site_id | MCSA4 |
| Number of Residues | 4 |
| Details | M-CSA 837 |
| Chain | Residue | Details |
| D | ARG61 | electrostatic stabiliser |
| D | HIS98 | proton acceptor |
| D | CYS105 | electrostatic stabiliser |
| D | ASN119 | metal ligand |
