Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004308 | molecular_function | exo-alpha-sialidase activity |
| B | 0004308 | molecular_function | exo-alpha-sialidase activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NA A 501 |
| Chain | Residue |
| A | ASP87 |
| A | ASN89 |
| A | GLY116 |
| A | GLY118 |
| A | HOH628 |
| A | HOH1178 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE GOL A 502 |
| Chain | Residue |
| A | ASP84 |
| A | ASN124 |
| A | GLU249 |
| A | HIS358 |
| A | HOH1104 |
| A | HOH1129 |
| A | ILE60 |
| A | GLU76 |
| A | ARG78 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL A 503 |
| Chain | Residue |
| A | ARG230 |
| A | SER239 |
| A | VAL240 |
| A | GLN241 |
| A | LEU279 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL B 501 |
| Chain | Residue |
| B | ASP132 |
| B | ASN133 |
| B | THR134 |
| B | ARG179 |
| B | HOH908 |
| B | HOH1061 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE NA B 502 |
| Chain | Residue |
| B | ASP87 |
| B | ASN89 |
| B | GLY116 |
| B | GLY118 |
| B | HOH1114 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL B 503 |
| Chain | Residue |
| B | LYS348 |
| B | SER350 |
| B | GLY351 |
| B | ALA352 |
| B | GLY353 |
| B | HIS354 |
| B | HOH929 |
| site_id | AC7 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE GOL B 504 |
| Chain | Residue |
| B | ILE60 |
| B | ARG78 |
| B | ASP84 |
| B | TRP202 |
| B | GLU249 |
| B | ARG265 |
| B | HIS358 |
| B | HOH618 |
| B | HOH627 |
| B | HOH667 |
| B | HOH1121 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ARG59 | |
| B | ARG59 | |
| B | ARG78 | |
| B | ASP84 | |
| B | GLN148 | |
| B | ARG265 | |
| B | ARG322 | |
| B | LYS337 | |
| B | HIS358 | |
| B | ASP376 | |
| A | ARG78 | |
| A | ASP84 | |
| A | GLN148 | |
| A | ARG265 | |
| A | ARG322 | |
| A | LYS337 | |
| A | HIS358 | |
| A | ASP376 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | TYR331 | |
| B | TYR331 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN235 | |
| A | ASN396 | |
| B | ASN235 | |
| B | ASN396 | |
