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 | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 B 464 |
| Chain | Residue |
| B | TRP108 |
| B | GLY126 |
| B | HIS127 |
| B | HOH867 |
| B | HOH1509 |
| D | TRP120 |
| D | HOH742 |
| D | HOH1400 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL B 465 |
| Chain | Residue |
| B | SER27 |
| B | TYR43 |
| B | SER45 |
| B | ASN23 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE IOD D 463 |
| Chain | Residue |
| D | THR114 |
| D | THR115 |
| D | ASN118 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE NH4 D 466 |
| Chain | Residue |
| D | ASP128 |
| D | CL467 |
| D | HOH501 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CL D 467 |
| Chain | Residue |
| D | ASN23 |
| D | SER27 |
| D | TYR43 |
| D | SER45 |
| D | NH4466 |
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 | |
| B | TYR54 | |
| B | TRP92 | |
| B | TRP108 | |
| B | TRP120 | |
| D | TYR43 | |
| D | TYR54 | |
| D | TRP92 | |
| D | TRP108 | |
| D | TRP120 | |
