Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0019841 | molecular_function | retinol binding |
| A | 0036094 | molecular_function | small molecule binding |
| A | 0042802 | molecular_function | identical protein binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 A 201 |
| Chain | Residue |
| A | LYS8 |
| A | GLY9 |
| A | PRO79 |
| A | HOH322 |
| A | HOH337 |
| A | HOH339 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 202 |
| Chain | Residue |
| A | HOH309 |
| A | HOH416 |
| A | LYS69 |
| A | ALA86 |
| A | LEU87 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE URE A 203 |
| Chain | Residue |
| A | ILE2 |
| A | ASN53 |
| A | GLU74 |
| A | LYS75 |
| A | PRO113 |
| A | GLU114 |
| A | ARF206 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE URE A 204 |
| Chain | Residue |
| A | THR76 |
| A | LYS77 |
| A | HOH350 |
| site_id | AC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE URE A 205 |
| Chain | Residue |
| A | ASP129 |
| A | LYS130 |
| A | GLU131 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE ARF A 206 |
| Chain | Residue |
| A | GLU112 |
| A | PRO113 |
| A | GLU114 |
| A | GLN115 |
| A | URE203 |
| A | HOH431 |
| site_id | AC7 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE ARF A 207 |
| Chain | Residue |
| A | MET145 |
| A | HIS146 |
| A | ILE147 |
| A | ARG148 |
| A | ARG148 |
| A | HOH444 |
| A | HOH460 |
Functional Information from PROSITE/UniProt
| site_id | PS00213 |
| Number of Residues | 14 |
| Details | LIPOCALIN Lipocalin signature. GLDiqKVAGTWYSL |
| Chain | Residue | Details |
| A | GLY9-LEU22 | |
