Functional Information from GO Data
| Chain | GOid | namespace | contents |
| B | 0009374 | molecular_function | biotin binding |
| D | 0009374 | molecular_function | biotin binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE NA B 403 |
| Chain | Residue |
| B | SER27 |
| B | TYR43 |
| B | SER45 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL B 1464 |
| Chain | Residue |
| B | ASN23 |
| B | SER27 |
| B | TYR43 |
| B | SER45 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE FMT B 405 |
| Chain | Residue |
| B | SER88 |
| B | HOH404 |
| B | HOH506 |
| B | GLY48 |
| B | ALA86 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE NH4 D 508 |
| Chain | Residue |
| D | ASP128 |
| D | CL1459 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL D 1459 |
| Chain | Residue |
| D | ASN23 |
| D | TYR43 |
| D | ASP128 |
| D | NH4508 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE FMT D 401 |
| Chain | Residue |
| D | GLY48 |
| D | ASN49 |
| D | HOH503 |
Functional Information from PROSITE/UniProt
| site_id | PS00577 |
| Number of Residues | 15 |
| Details | AVIDIN_1 Avidin-like domain signature. NawKStlVGhDtFTK |
| Chain | Residue | Details |
| B | ASN118-LYS132 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 10 |
| Details | BINDING: |
| Chain | Residue | Details |
| B | TYR43 | |
| D | TRP120 | |
| B | TYR54 | |
| B | TRP92 | |
| B | TRP108 | |
| B | TRP120 | |
| D | TYR43 | |
| D | TYR54 | |
| D | TRP92 | |
| D | TRP108 | |
