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 | 6 |
| Details | binding site for residue PEG A 201 |
| Chain | Residue |
| A | TYR43 |
| A | THR90 |
| A | TRP108 |
| A | DV7110 |
| A | ASP128 |
| A | HOH308 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | binding site for residue PEG B 201 |
| Chain | Residue |
| B | THR90 |
| B | TRP108 |
| B | ASP128 |
| B | ASN23 |
| B | TYR43 |
| B | TRP79 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | binding site for residue PEG C 201 |
| Chain | Residue |
| C | ASN23 |
| C | SER27 |
| C | TYR43 |
| C | TRP79 |
| C | THR90 |
| C | TRP108 |
| C | ASP128 |
| C | HOH303 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | binding site for residue PEG D 201 |
| Chain | Residue |
| D | ASN23 |
| D | TYR43 |
| D | TRP79 |
| D | THR90 |
| D | TRP108 |
| D | ASP128 |
| D | HOH328 |
| site_id | AC5 |
| Number of Residues | 14 |
| Details | binding site for Di-peptide LEU B 109 and DV7 B 110 |
| Chain | Residue |
| B | ALA89 |
| B | THR90 |
| B | THR91 |
| B | TRP108 |
| B | THR111 |
| B | SER112 |
| B | SER122 |
| B | THR123 |
| B | LEU124 |
| B | HOH316 |
| C | TRP120 |
| C | VAL125 |
| D | SER93 |
| D | GLN107 |
| site_id | AC6 |
| Number of Residues | 14 |
| Details | binding site for Di-peptide DV7 B 110 and THR B 111 |
| Chain | Residue |
| B | SER88 |
| B | ALA89 |
| B | THR90 |
| B | LEU109 |
| B | SER112 |
| B | SER122 |
| B | THR123 |
| B | LEU124 |
| B | HOH316 |
| B | HOH331 |
| C | TRP120 |
| D | ALA72 |
| D | SER93 |
| D | GLY94 |
| site_id | AC7 |
| Number of Residues | 19 |
| Details | binding site for Di-peptide LEU C 109 and DV7 C 110 |
| Chain | Residue |
| A | SER93 |
| A | GLN107 |
| B | TRP120 |
| B | VAL125 |
| C | ALA89 |
| C | THR90 |
| C | THR91 |
| C | TRP108 |
| C | THR111 |
| C | SER112 |
| C | SER122 |
| C | THR123 |
| C | LEU124 |
| C | HOH303 |
| C | HOH304 |
| C | HOH314 |
| C | HOH324 |
| C | HOH340 |
| C | HOH344 |
| site_id | AC8 |
| Number of Residues | 19 |
| Details | binding site for Di-peptide DV7 C 110 and THR C 111 |
| Chain | Residue |
| A | ALA72 |
| A | SER93 |
| A | GLY94 |
| B | TRP120 |
| C | SER88 |
| C | ALA89 |
| C | THR90 |
| C | LEU109 |
| C | SER112 |
| C | SER122 |
| C | THR123 |
| C | LEU124 |
| C | HOH303 |
| C | HOH304 |
| C | HOH314 |
| C | HOH323 |
| C | HOH324 |
| C | HOH340 |
| C | HOH344 |
| site_id | AC9 |
| Number of Residues | 14 |
| Details | binding site for Di-peptide LEU D 109 and DV7 D 110 |
| Chain | Residue |
| D | THR91 |
| D | TRP108 |
| D | THR111 |
| D | SER112 |
| D | SER122 |
| D | THR123 |
| D | LEU124 |
| D | HOH328 |
| A | TRP120 |
| B | SER93 |
| B | GLN107 |
| B | HOH307 |
| D | ALA89 |
| D | THR90 |
| site_id | AD1 |
| Number of Residues | 15 |
| Details | binding site for Di-peptide DV7 D 110 and THR D 111 |
| Chain | Residue |
| A | TRP120 |
| B | ALA72 |
| B | SER93 |
| B | GLY94 |
| D | SER88 |
| D | ALA89 |
| D | THR90 |
| D | TRP108 |
| D | LEU109 |
| D | SER112 |
| D | SER122 |
| D | THR123 |
| D | LEU124 |
| D | HOH328 |
| D | HOH341 |
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 | |
