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 | 10 |
| Details | BINDING SITE FOR RESIDUE MES A 1791 |
| Chain | Residue |
| A | TYR465 |
| B | LYS632 |
| A | ARG466 |
| A | GLU467 |
| A | GLY468 |
| A | GLU469 |
| A | ARG529 |
| A | HOH2559 |
| A | HOH2560 |
| B | ASN625 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE MES B 1791 |
| Chain | Residue |
| A | ASN625 |
| A | LYS632 |
| B | GLU450 |
| B | TYR465 |
| B | ARG466 |
| B | GLU467 |
| B | GLY468 |
| B | GLU469 |
| B | LYS470 |
| B | ARG529 |
| B | GOL1793 |
| B | HOH2465 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL B 1792 |
| Chain | Residue |
| B | ASN517 |
| B | LYS524 |
| B | THR525 |
| B | SER526 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE CL A 1792 |
| Chain | Residue |
| A | GLY516 |
| A | ASN517 |
| A | LYS524 |
| A | THR525 |
| A | SER526 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CL A 1793 |
| Chain | Residue |
| A | VAL628 |
| A | GLN631 |
| A | HOH2396 |
| A | HOH2403 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL B 1793 |
| Chain | Residue |
| A | GLN627 |
| A | LYS632 |
| A | LYS683 |
| B | GLU469 |
| B | LYS470 |
| B | MES1791 |
| site_id | AC7 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL A 1794 |
| Chain | Residue |
| A | ASP385 |
| A | ASN386 |
| A | GLU762 |
| A | LYS783 |
| A | HOH2057 |
| B | ASP490 |
| B | LYS510 |
| site_id | AC8 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL A 1795 |
| Chain | Residue |
| A | SER371 |
| A | TRP373 |
| A | SER409 |
| A | ILE410 |
| A | GLU425 |
| A | HIS612 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | ACT_SITE: Proton acceptor => ECO:0000250 |
| Chain | Residue | Details |
| A | ASP372 | |
| B | ASP372 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | ACT_SITE: ACT_SITE => ECO:0000250 |
| Chain | Residue | Details |
| A | GLU647 | |
| B | GLU647 | |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | BINDING: BINDING => ECO:0000250 |
| Chain | Residue | Details |
| A | ARG347 | |
| A | ARG663 | |
| B | ARG347 | |
| B | ARG663 | |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 3 |
| Details | Annotated By Reference To The Literature 1sll |
| Chain | Residue | Details |
| A | ASP372 | |
| A | TYR752 | |
| A | GLU647 | |
| site_id | CSA2 |
| Number of Residues | 3 |
| Details | Annotated By Reference To The Literature 1sll |
| Chain | Residue | Details |
| B | ASP372 | |
| B | TYR752 | |
| B | GLU647 | |
