Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0009374 | molecular_function | biotin binding |
| B | 0005576 | cellular_component | extracellular region |
| B | 0009374 | molecular_function | biotin binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE FMT A 401 |
| Chain | Residue |
| A | TRP68 |
| A | THR75 |
| A | HOH448 |
| A | HOH454 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE FMT A 404 |
| Chain | Residue |
| B | HOH48 |
| B | HIS267 |
| A | HIS54 |
| A | LYS55 |
| A | ARG56 |
| A | HOH499 |
| B | HOH25 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE FMT A 408 |
| Chain | Residue |
| A | SER71 |
| A | SER73 |
| A | HOH432 |
| A | HOH448 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE FMT B 402 |
| Chain | Residue |
| B | HOH75 |
| B | HOH84 |
| B | TRP268 |
| B | THR275 |
| B | LEU297 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE FMT B 403 |
| Chain | Residue |
| B | HOH75 |
| B | HOH83 |
| B | HOH119 |
| B | SER271 |
| B | SER273 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE FMT B 405 |
| Chain | Residue |
| B | VAL301 |
| B | ASN302 |
| B | TYR306 |
| site_id | AC7 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE FMT B 406 |
| Chain | Residue |
| A | HIS67 |
| A | HOH437 |
| A | HOH440 |
| B | HOH96 |
| B | HIS254 |
| B | LYS255 |
| B | ARG256 |
| site_id | AC8 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE FMT B 407 |
| Chain | Residue |
| A | ARG26 |
| A | ALA38 |
| A | ASP39 |
| A | PRO41 |
| B | HOH17 |
| B | HOH19 |
| B | HOH117 |
| B | TYR306 |
| B | LYS309 |
Functional Information from PROSITE/UniProt
| site_id | PS00577 |
| Number of Residues | 15 |
| Details | AVIDIN_1 Avidin-like domain signature. YdwKAtlVGyNnFTR |
| Chain | Residue | Details |
| A | TYR106-ARG120 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ASN12 | |
| B | TYR233 | |
| B | THR235 | |
| B | ASP239 | |
| B | SER271 | |
| B | ASN316 | |
| A | SER16 | |
| A | TYR33 | |
| A | THR35 | |
| A | ASP39 | |
| A | SER71 | |
| A | ASN116 | |
| B | ASN212 | |
| B | SER216 | |
| Chain | Residue | Details |
| A | ASN43 | |
| A | ASN117 | |
| B | ASN243 | |
| B | ASN317 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN69 | |
| B | ASN269 | |
