Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | binding site for residue NCO A 102 |
| Chain | Residue |
| A | S6M9 |
| A | DC11 |
| A | DG12 |
| B | DA18 |
| B | DT19 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | binding site for residue NCO A 103 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | binding site for residues NCO A 101 and NCO B 101 |
| Chain | Residue |
| A | DT7 |
| A | DT7 |
| B | S6M21 |
| B | S6M21 |
| B | DC23 |
| B | DC23 |
| B | DG24 |
| B | DG24 |
| A | DA6 |
| A | DA6 |
| site_id | AC4 |
| Number of Residues | 9 |
| Details | binding site for Di-nucleotide DT B 20 and S6M B 21 |
| Chain | Residue |
| A | DC3 |
| A | DA4 |
| A | DA5 |
| A | DA6 |
| A | NCO101 |
| B | DT19 |
| B | DG22 |
| B | NCO101 |
| B | HOH202 |
| site_id | AC5 |
| Number of Residues | 9 |
| Details | binding site for Di-nucleotide S6M B 21 and DG B 22 |
| Chain | Residue |
| A | DG2 |
| A | DC3 |
| A | DA4 |
| A | DA5 |
| A | DG12 |
| A | NCO101 |
| B | DT20 |
| B | DC23 |
| B | NCO101 |
