3B50
Structure of H. influenzae sialic acid binding protein bound to Neu5Ac.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Sialic acid-binding periplasmic protein siaP | polymer | 310 | 34590.2 | 1 | UniProt (P44542) Pfam (PF03480) In PDB | Haemophilus influenzae | N- acetylneuraminic-binding protein, Neu5Ac-binding protein, Extracytoplasmic solute receptor protein siaP |
| 2 | A | N-acetyl-beta-neuraminic acid | non-polymer | 309.3 | 1 | Chemie (SLB) | |||
| 3 | water | water | 18.0 | 475 | Chemie (HOH) |
Sequence modifications
A: 1 - 306 (UniProt: P44542)
| PDB | External Database | Details |
|---|---|---|
| Lys 307 | - | expression tag |
| Gly 308 | - | expression tag |
| Glu 309 | - | expression tag |
| Ala 310 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 34590.2 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 309.3 | |
| All* | Total formula weight | 34899.4 |
