Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 3 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| A | HIS231 | |
| A | GLU357 | |
| A | GLU261 | |
| site_id | CSA2 |
| Number of Residues | 3 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| B | HIS231 | |
| B | GLU357 | |
| B | GLU261 | |
| site_id | CSA3 |
| Number of Residues | 1 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| A | GLU357 | |
| site_id | CSA4 |
| Number of Residues | 1 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| B | GLU357 | |
| site_id | CSA5 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| A | GLU357 | |
| A | HIS330 | |
| site_id | CSA6 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1a16 |
| Chain | Residue | Details |
| B | GLU357 | |
| B | HIS330 | |