Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005509 | molecular_function | calcium ion binding |
| A | 0005615 | cellular_component | extracellular space |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CA A 301 |
| Chain | Residue |
| A | ASP222 |
| A | PRO225 |
| A | ASP227 |
| A | TYR229 |
| A | GLU234 |
| A | HOH408 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CA A 302 |
| Chain | Residue |
| A | ASP257 |
| A | ASP259 |
| A | ASP261 |
| A | TYR263 |
| A | GLU268 |
| A | HOH405 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CA A 303 |
| Chain | Residue |
| A | PRO241 |
| A | ILE243 |
| A | GLU246 |
| A | HOH416 |
| A | HOH488 |
| site_id | EF1 |
| Number of Residues | 5 |
| Details | EF-HAND 1 TO WHICH CA+2(301) IS BOUND; CA+2 LIGANDS ARE LISTED |
| Chain | Residue |
| A | ASP222 |
| A | PRO225 |
| A | ASP227 |
| A | TYR229 |
| A | GLU234 |
| site_id | EF2 |
| Number of Residues | 5 |
| Details | EF-HAND 2 TO WHICH CA+2(302) IS BOUND |
| Chain | Residue |
| A | GLU268 |
| A | ASP257 |
| A | ASP259 |
| A | ASP261 |
| A | TYR263 |
| site_id | MET |
| Number of Residues | 3 |
| Details | BINDING SITE FOR THIRD, UNIDENTIFIED METAL ION MODELED AS CALCIUM CA+2(303) |
| Chain | Residue |
| A | ALA240 |
| A | LEU242 |
| A | MET245 |
Functional Information from PROSITE/UniProt
| site_id | PS00018 |
| Number of Residues | 13 |
| Details | EF_HAND_1 EF-hand calcium-binding domain. DLDNDKYIAldEW |
| Chain | Residue | Details |
| A | ASP257-TRP269 | |
| site_id | PS00613 |
| Number of Residues | 11 |
| Details | OSTEONECTIN_2 Osteonectin domain signature 2. FPlRMrDWLkN |
| Chain | Residue | Details |
| A | PHE146-ASN156 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ASP257 | |
| A | ASP259 | |
| A | ASP261 | |
| A | TYR263 | |
| A | GLU268 | |
