Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004519 | molecular_function | endonuclease activity |
| A | 0016539 | biological_process | intein-mediated protein splicing |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1001 |
| Chain | Residue |
| A | TYR75 |
| A | THR93 |
| A | SER94 |
| A | GLY95 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1002 |
| Chain | Residue |
| A | LYS341 |
| A | HOH1017 |
| A | THR262 |
| A | GLY265 |
| A | PHE266 |
| A | PRO339 |
| A | LYS340 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1003 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 1 |
| Details | Annotated By Reference To The Literature 1lws |
| Chain | Residue | Details |
| A | MET476 | |
