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 | 4 |
| Details | binding site for residue NA B 201 |
| Chain | Residue |
| B | VAL55 |
| B | ALA78 |
| B | HOH402 |
| C | ARG59 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue NA D 201 |
| Chain | Residue |
| D | HOH333 |
| A | ALA65 |
| A | HOH248 |
| D | HIS87 |
| D | GLY113 |
| D | HOH309 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for Di-peptide GLY E 12 and NH2 E 13 |
| Chain | Residue |
| B | ALA117 |
| B | TRP120 |
| E | ALA6 |
| E | GLY11 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | binding site for Di-peptide GLY F 12 and NH2 F 13 |
| Chain | Residue |
| A | ALA117 |
| F | GLY11 |
| site_id | AC5 |
| Number of Residues | 11 |
| Details | binding site for Di-peptide GLY H 12 and NH2 H 13 |
| Chain | Residue |
| A | VAL125 |
| A | HIS127 |
| B | GLN107 |
| C | ALA119 |
| C | TRP120 |
| C | SER122 |
| C | THR123 |
| C | HOH256 |
| H | GLY11 |
| H | HOH105 |
| H | HOH107 |
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 | |
