4C1X
Carbohydrate binding domain from Streptococcus pneumoniae NanA sialidase complexed with 6'-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) | SIALIDASE A | polymer | 188 | 21066.7 | 1 | UniProt (P62575) Pfam (PF02973) | STREPTOCOCCUS PNEUMONIAE | NEURAMINIDASE A |
| 2 | B (B) | N-acetyl-alpha-neuraminic acid-(2-6)-beta-D-galactopyranose-(1-4)-beta-D-glucopyranose | branched | 633.6 | 1 | In PDB BIRD (PRD_900066) GlyTouCan (G28868ZC) | 6'-sialyl-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 | 148 | Chemie (HOH) |
Sequence modifications
A: 121 - 305 (UniProt: P62575)
| PDB | External Database | Details |
|---|---|---|
| Gly 118 | - | expression tag |
| Ala 119 | - | expression tag |
| Met 120 | - | expression tag |
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 |
