4XJZ
Crystal structure of apo NanB sialidase from streptococcus pneumoniae at pH 7.4 in PBS with DMSO
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 B | polymer | 658 | 73519.9 | 1 | UniProt (Q54727) Pfam (PF02973) Pfam (PF02012) Pfam (PF13088) | Streptococcus pneumoniae TIGR4 | Neuraminidase B |
| 2 | B (A) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 3 | C, D, E, F, G (A) | DIMETHYL SULFOXIDE | non-polymer | 78.1 | 5 | Chemie (DMS) | |||
| 4 | H (A) | water | water | 18.0 | 639 | Chemie (HOH) |
Sequence modifications
A: 39 - 696 (UniProt: Q54727)
| PDB | External Database | Details |
|---|---|---|
| Gly 643 | Asp 643 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 73519.9 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 485.6 | |
| All* | Total formula weight | 74005.5 |
