Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0009374 | molecular_function | biotin binding |
| B | 0005576 | cellular_component | extracellular region |
| B | 0009374 | molecular_function | biotin binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE 0OD A 400 |
| Chain | Residue |
| A | ASN23 |
| A | SER88 |
| A | THR90 |
| A | TRP108 |
| A | ASP128 |
| B | HIS121 |
| A | LEU25 |
| A | SER27 |
| A | TYR43 |
| A | SER45 |
| A | VAL47 |
| A | GLY48 |
| A | ASN49 |
| A | TRP79 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE RH A 401 |
| Chain | Residue |
| A | HIS127 |
| B | RH401 |
| B | HOH574 |
| site_id | AC3 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE 0OD B 400 |
| Chain | Residue |
| A | TRP120 |
| A | HIS121 |
| B | ASN23 |
| B | LEU25 |
| B | SER27 |
| B | TYR43 |
| B | SER45 |
| B | VAL47 |
| B | GLY48 |
| B | ASN49 |
| B | TRP79 |
| B | SER88 |
| B | THR90 |
| B | TRP92 |
| B | TRP108 |
| B | ASP128 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE RH B 401 |
| Chain | Residue |
| A | RH401 |
| A | HOH524 |
| B | HIS127 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 10 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | TYR43 | |
| B | TRP120 | |
| A | TYR54 | |
| A | TRP92 | |
| A | TRP108 | |
| A | TRP120 | |
| B | TYR43 | |
| B | TYR54 | |
| B | TRP92 | |
| B | TRP108 | |
