Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | ANTIGEN COMBINING SITE 1 IN CHAIN A |
| Chain | Residue |
| A | THR23 |
| A | TYR32 |
| A | ASN33 |
| A | TYR34 |
| A | VAL35 |
| A | SER36 |
| A | GLY24 |
| A | THR25 |
| A | SER26 |
| A | SER27 |
| A | ASP28 |
| A | VAL29 |
| A | GLY30 |
| A | GLY31 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | ANTIGEN COMBINING SITE 2 IN CHAIN A |
| Chain | Residue |
| A | ILE50 |
| A | TYR51 |
| A | GLU52 |
| A | VAL53 |
| A | ASN54 |
| A | LYS55 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | ANTIGEN COMBINING SITE 3 IN CHAIN A |
| Chain | Residue |
| A | SER91 |
| A | SER92 |
| A | TYR93 |
| A | GLU94 |
| A | GLY95 |
| A | SER96 |
| A | ASP97 |
| A | ASN98 |
| A | PHE99 |
| A | VAL100 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE NH2 P 3 |
| site_id | BC1 |
| Number of Residues | 14 |
| Details | ANTIGEN COMBINING SITE 1 IN CHAIN B |
| Chain | Residue |
| B | THR23 |
| B | GLY24 |
| B | THR25 |
| B | SER26 |
| B | SER27 |
| B | ASP28 |
| B | VAL29 |
| B | GLY30 |
| B | GLY31 |
| B | TYR32 |
| B | ASN33 |
| B | TYR34 |
| B | VAL35 |
| B | SER36 |
| site_id | BC2 |
| Number of Residues | 6 |
| Details | ANTIGEN COMBINING SITE 2 IN CHAIN B |
| Chain | Residue |
| B | ILE50 |
| B | TYR51 |
| B | GLU52 |
| B | VAL53 |
| B | ASN54 |
| B | LYS55 |
| site_id | BC3 |
| Number of Residues | 10 |
| Details | ANTIGEN COMBINING SITE 3 IN CHAIN B |
| Chain | Residue |
| B | SER91 |
| B | SER92 |
| B | TYR93 |
| B | GLU94 |
| B | GLY95 |
| B | SER96 |
| B | ASP97 |
| B | ASN98 |
| B | PHE99 |
| B | VAL100 |
