Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0009374 | molecular_function | biotin binding |
| B | 0009374 | molecular_function | biotin binding |
| C | 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 Di-peptide NH2 P 101 and LYS P 10 |
| Chain | Residue |
| A | ALA46 |
| P | PHE8 |
| P | GLU9 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | binding site for Di-peptide NH2 Q 101 and LYS Q 10 |
| Chain | Residue |
| B | ALA46 |
| B | ARG47 |
| Q | PHE8 |
| Q | GLU9 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | binding site for Di-peptide NH2 R 101 and LYS R 10 |
| Chain | Residue |
| R | GLU9 |
| C | ARG47 |
| R | PHE8 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for Di-peptide NH2 S 101 and LYS S 10 |
| Chain | Residue |
| D | ARG47 |
| S | PHE8 |
| S | GLU9 |
Functional Information from PROSITE/UniProt
| site_id | PS00577 |
| Number of Residues | 15 |
| Details | AVIDIN_1 Avidin-like domain signature. NawKStlVGhDtFTK |
| Chain | Residue | Details |
| A | ASN118-LYS132 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 20 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | TYR43 | |
| B | TRP120 | |
| C | TYR43 | |
| C | TYR54 | |
| C | TRP92 | |
| C | TRP108 | |
| C | TRP120 | |
| D | TYR43 | |
| D | TYR54 | |
| D | TRP92 | |
| D | TRP108 | |
| A | TYR54 | |
| D | TRP120 | |
| A | TRP92 | |
| A | TRP108 | |
| A | TRP120 | |
| B | TYR43 | |
| B | TYR54 | |
| B | TRP92 | |
| B | TRP108 | |
