Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0009374 | molecular_function | biotin binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE 4IR A 400 |
| Chain | Residue |
| A | ASN23 |
| A | SER88 |
| A | THR90 |
| A | TRP92 |
| A | TRP108 |
| A | TRP120 |
| A | LYS121 |
| A | LEU124 |
| A | LEU124 |
| A | ASP128 |
| A | LEU25 |
| A | SER27 |
| A | TYR43 |
| A | SER45 |
| A | VAL47 |
| A | GLY48 |
| A | ASN49 |
| A | TRP79 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE IR3 A 500 |
| Chain | Residue |
| A | HIS87 |
| A | HOH501 |
| A | HOH502 |
| A | HOH503 |
| A | HOH504 |
| A | HOH505 |
| site_id | AC3 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE IR3 A 601 |
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 | 5 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | TYR43 | |
| A | TYR54 | |
| A | TRP92 | |
| A | TRP108 | |
| A | TRP120 | |
