Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 18 |
| Details | binding site for residue CTP A 501 |
| Chain | Residue |
| A | MET275 |
| A | PHE332 |
| A | ALA333 |
| A | LYS350 |
| A | LYS354 |
| A | CA502 |
| A | HOH605 |
| B | LYS291 |
| B | LYS293 |
| B | LYS294 |
| A | ALA277 |
| A | VAL279 |
| A | ASP281 |
| A | ASP308 |
| A | ASP309 |
| A | VAL310 |
| A | LEU311 |
| A | GLY331 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for residue CA A 502 |
| Chain | Residue |
| A | ASP281 |
| A | CTP501 |
| A | HOH612 |
| A | HOH653 |
| site_id | AC3 |
| Number of Residues | 15 |
| Details | binding site for residue CTP B 501 |
| Chain | Residue |
| A | LYS291 |
| A | LYS293 |
| A | LYS294 |
| B | MET275 |
| B | ALA277 |
| B | VAL279 |
| B | ASP281 |
| B | ASP308 |
| B | ASP309 |
| B | VAL310 |
| B | LEU311 |
| B | PHE332 |
| B | LYS350 |
| B | LYS354 |
| B | CA502 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | binding site for residue CA B 502 |
| Chain | Residue |
| B | ASP281 |
| B | CTP501 |
| site_id | AC5 |
| Number of Residues | 8 |
| Details | binding site for residue N9N B 503 |
| Chain | Residue |
| A | ILE209 |
| A | ALA280 |
| A | ASP281 |
| A | PHE282 |
| B | LEU203 |
| B | ARG207 |
| B | ILE292 |
| B | ILE302 |
| site_id | AC6 |
| Number of Residues | 9 |
| Details | binding site for residue N9N B 504 |
| Chain | Residue |
| A | LEU203 |
| A | ARG207 |
| A | ILE292 |
| B | ILE209 |
| B | ALA280 |
| B | ASP281 |
| B | PHE282 |
| B | LEU304 |
| B | ACT506 |
| site_id | AC7 |
| Number of Residues | 10 |
| Details | binding site for residue N9N B 505 |
| Chain | Residue |
| B | ARG260 |
| B | SER264 |
| B | ALA267 |
| B | ASP308 |
| B | ASP309 |
| B | VAL310 |
| B | GLY313 |
| B | ALA314 |
| B | ARG316 |
| B | HOH602 |
| site_id | AC8 |
| Number of Residues | 5 |
| Details | binding site for residue ACT B 506 |
| Chain | Residue |
| A | ARG207 |
| B | GLY210 |
| B | ASN211 |
| B | ALA280 |
| B | N9N504 |
| site_id | AC9 |
| Number of Residues | 19 |
| Details | binding site for residue CTP C 501 |
| Chain | Residue |
| C | MET275 |
| C | ALA277 |
| C | VAL279 |
| C | ASP281 |
| C | ASP308 |
| C | ASP309 |
| C | VAL310 |
| C | LEU311 |
| C | GLY331 |
| C | PHE332 |
| C | ALA333 |
| C | LYS350 |
| C | LYS354 |
| C | CA502 |
| C | HOH603 |
| C | HOH612 |
| D | LYS291 |
| D | LYS293 |
| D | LYS294 |
| site_id | AD1 |
| Number of Residues | 4 |
| Details | binding site for residue CA C 502 |
| Chain | Residue |
| C | ASP281 |
| C | CTP501 |
| C | HOH606 |
| D | HOH661 |
| site_id | AD2 |
| Number of Residues | 12 |
| Details | binding site for residue N9N C 503 |
| Chain | Residue |
| D | LEU203 |
| D | ARG207 |
| D | ILE292 |
| D | PRO299 |
| D | SER301 |
| D | HOH619 |
| D | HOH637 |
| C | ILE209 |
| C | ALA280 |
| C | ASP281 |
| C | PHE282 |
| C | ACT505 |
| site_id | AD3 |
| Number of Residues | 6 |
| Details | binding site for residue ACT C 504 |
| Chain | Residue |
| C | ARG207 |
| D | GLY210 |
| D | ASN211 |
| D | ALA280 |
| D | ASP281 |
| D | N9N503 |
| site_id | AD4 |
| Number of Residues | 6 |
| Details | binding site for residue ACT C 505 |
| Chain | Residue |
| C | GLY210 |
| C | ASN211 |
| C | ALA280 |
| C | ASP281 |
| C | N9N503 |
| D | ARG207 |
| site_id | AD5 |
| Number of Residues | 15 |
| Details | binding site for residue CTP D 501 |
| Chain | Residue |
| C | LYS293 |
| D | MET275 |
| D | ALA277 |
| D | VAL279 |
| D | ASP281 |
| D | ASP308 |
| D | ASP309 |
| D | VAL310 |
| D | LEU311 |
| D | GLY331 |
| D | PHE332 |
| D | LYS350 |
| D | LYS354 |
| D | CA502 |
| D | HOH608 |
| site_id | AD6 |
| Number of Residues | 4 |
| Details | binding site for residue CA D 502 |
| Chain | Residue |
| C | HOH656 |
| D | ASP281 |
| D | CTP501 |
| D | HOH630 |
| site_id | AD7 |
| Number of Residues | 9 |
| Details | binding site for residue N9N D 503 |
| Chain | Residue |
| C | ARG207 |
| C | ILE292 |
| C | SER301 |
| C | ILE302 |
| C | ACT504 |
| D | ILE209 |
| D | ALA280 |
| D | ASP281 |
| D | PHE282 |
| site_id | AD8 |
| Number of Residues | 9 |
| Details | binding site for residue N9N D 504 |
| Chain | Residue |
| D | ARG260 |
| D | SER264 |
| D | ALA267 |
| D | ASP308 |
| D | VAL310 |
| D | GLY313 |
| D | ALA314 |
| D | ARG316 |
| D | HOH601 |
