4C1W
Carbohydrate binding domain from Streptococcus pneumoniae NanA sialidase complexed with 3'-sialyllactose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | NEURAMINIDASE | polymer | 188 | 21066.7 | 1 | UniProt (Q4LB86) Pfam (PF02973) | STREPTOCOCCUS PNEUMONIAE | |
| 2 | B (B) | N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-alpha-D-glucopyranose | branched | 633.6 | 1 | In PDB BIRD (PRD_900025) GlyTouCan (G92323ZH) | 3'-sialyl-alpha-lactose | ||
| 3 | C (A) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 4 | D (A) | water | water | 18.0 | 170 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 21066.7 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 633.6 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 122.1 | |
| All* | Total formula weight | 21822.4 |
