Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG A 201 |
| Chain | Residue |
| A | SER22 |
| A | ARG123 |
| A | CTP202 |
| A | HOH301 |
| A | HOH330 |
| A | HOH366 |
| site_id | AC2 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE CTP A 202 |
| Chain | Residue |
| A | SER19 |
| A | GLY20 |
| A | LYS21 |
| A | SER22 |
| A | THR23 |
| A | ARG116 |
| A | ARG120 |
| A | ARG123 |
| A | MG201 |
| A | HOH301 |
| A | HOH310 |
| A | HOH317 |
| A | HOH330 |
| A | HOH336 |
| A | HOH366 |
| A | SER16 |
| A | SER17 |
| A | GLY18 |
| site_id | AC3 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE CTP B 1001 |
| Chain | Residue |
| B | SER17 |
| B | GLY18 |
| B | GLY20 |
| B | LYS21 |
| B | SER22 |
| B | THR23 |
| B | ARG116 |
| B | ARG120 |
| B | ARG123 |
| B | MG1002 |
| B | HOH1122 |
| B | HOH1130 |
| B | HOH1135 |
| B | HOH1144 |
| B | HOH1146 |
| B | HOH1147 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE MG B 1002 |
| Chain | Residue |
| B | SER22 |
| B | ARG123 |
| B | CTP1001 |
| B | HOH1122 |
| B | HOH1144 |
| B | HOH1146 |
