Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004308 | molecular_function | exo-alpha-sialidase activity |
| A | 0005975 | biological_process | carbohydrate metabolic process |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE D53 A 701 |
| Chain | Residue |
| A | ARG245 |
| A | ARG619 |
| A | TYR653 |
| A | TRP674 |
| A | HOH1045 |
| A | HOH1368 |
| A | ASP270 |
| A | ILE326 |
| A | ASP327 |
| A | ASP344 |
| A | MET346 |
| A | ASN352 |
| A | TYR489 |
| A | ARG557 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE DMS A 702 |
| Chain | Residue |
| A | TYR160 |
| A | GLY163 |
| A | ASP217 |
| A | VAL220 |
| A | HOH804 |
| A | HOH815 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE DMS A 703 |
| Chain | Residue |
| A | TYR250 |
| A | THR251 |
| A | GLN494 |
| A | THR657 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE DMS A 704 |
| Chain | Residue |
| A | VAL385 |
| A | ILE404 |
| A | ASN405 |
| A | TYR408 |
| A | HOH1424 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | ACT_SITE: Proton acceptor => ECO:0000250 |
| Chain | Residue | Details |
| A | ASP270 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | ACT_SITE: ACT_SITE => ECO:0000255 |
| Chain | Residue | Details |
| A | GLU541 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | ACT_SITE: Nucleophile => ECO:0000250 |
| Chain | Residue | Details |
| A | TYR653 | |
| site_id | SWS_FT_FI4 |
| Number of Residues | 3 |
| Details | BINDING: BINDING => ECO:0000250 |
| Chain | Residue | Details |
| A | ARG245 | |
| A | ARG557 | |
| A | ARG619 | |
