Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0004518 | molecular_function | nuclease activity | 
| A | 0004519 | molecular_function | endonuclease activity | 
| A | 0006314 | biological_process | intron homing | 
| A | 0009507 | cellular_component | chloroplast | 
| A | 0016787 | molecular_function | hydrolase activity | 
| A | 0042802 | molecular_function | identical protein binding | 
| A | 0046872 | molecular_function | metal ion binding | 
| B | 0004518 | molecular_function | nuclease activity | 
| B | 0004519 | molecular_function | endonuclease activity | 
| B | 0006314 | biological_process | intron homing | 
| B | 0009507 | cellular_component | chloroplast | 
| B | 0016787 | molecular_function | hydrolase activity | 
| B | 0042802 | molecular_function | identical protein binding | 
| B | 0046872 | molecular_function | metal ion binding | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 5 | 
| Details | binding site for residue MN E 701 | 
| Chain | Residue | 
| A | ASP20 | 
| B | GLY219 | 
| D | DG515 | 
| E | DC614 | 
| E | HOH801 | 
| site_id | AC2 | 
| Number of Residues | 7 | 
| Details | binding site for residue MN E 702 | 
| Chain | Residue | 
| D | DG515 | 
| E | DC614 | 
| F | DG615 | 
| A | GLY19 | 
| A | ASP20 | 
| B | ASP220 | 
| C | DC514 | 
| site_id | AC3 | 
| Number of Residues | 5 | 
| Details | binding site for residue MN C 601 | 
| Chain | Residue | 
| A | GLY19 | 
| A | HOH303 | 
| B | ASP220 | 
| C | DC514 | 
| F | DG615 | 
| site_id | AC4 | 
| Number of Residues | 5 | 
| Details | binding site for residue PGO A 201 | 
| Chain | Residue | 
| A | TYR12 | 
| A | PHE54 | 
| A | LEU58 | 
| A | GLU61 | 
| B | LYS296 | 
| site_id | AC5 | 
| Number of Residues | 8 | 
| Details | binding site for residue PGO A 202 | 
| Chain | Residue | 
| A | LEU97 | 
| A | LYS98 | 
| A | GLN101 | 
| A | LEU135 | 
| A | ASN136 | 
| B | ARG251 | 
| F | DG615 | 
| F | DC616 | 
| site_id | AC6 | 
| Number of Residues | 5 | 
| Details | binding site for residue MN A 203 | 
| Chain | Residue | 
| A | ALA134 | 
| A | ASN136 | 
| A | HOH305 | 
| A | HOH307 | 
| B | HOH509 | 
| site_id | AC7 | 
| Number of Residues | 6 | 
| Details | binding site for residue PGO B 401 | 
| Chain | Residue | 
| A | LYS96 | 
| B | PHE209 | 
| B | PHE254 | 
| B | LYS257 | 
| B | LEU258 | 
| B | GLU261 | 
| site_id | AC8 | 
| Number of Residues | 8 | 
| Details | binding site for residue PGO B 402 | 
| Chain | Residue | 
| A | ARG51 | 
| B | LEU297 | 
| B | LYS298 | 
| B | GLN301 | 
| B | LEU335 | 
| B | ASN336 | 
| D | DG515 | 
| D | DA516 | 
| site_id | AC9 | 
| Number of Residues | 7 | 
| Details | binding site for residue MN B 403 | 
| Chain | Residue | 
| A | HOH301 | 
| B | ALA334 | 
| B | ASN336 | 
| B | HOH502 | 
| B | HOH506 | 
| B | HOH508 | 
| B | HOH510 | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 44 | 
| Details | Region: {"description":"Interaction with DNA"} | 
| site_id | SWS_FT_FI2 | 
| Number of Residues | 4 | 
| Details | Binding site: {} | 
Catalytic Information from CSA
| site_id | MCSA1 | 
| Number of Residues | 2 | 
| Details | M-CSA 233 | 
| site_id | MCSA2 | 
| Number of Residues | 2 | 
| Details | M-CSA 233 |