5IUC
Crystal structure of the GspB siglec domain with sialyl T antigen bound
Replaces: 4I8EReplaces: 3QD1Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Platelet binding protein GspB | polymer | 127 | 13952.4 | 2 | UniProt (Q939N5) | Streptococcus gordonii | Serine-rich adhesin for platelets,Serine-rich repeat protein GspB |
| 2 | C, D (C, D) | N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-3)-2-acetamido-2-deoxy-alpha-D-galactopyranose | branched | 674.6 | 2 | In PDB GlyTouCan (G65562ZE) | |||
| 3 | E, F (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | G, H (A, B) | water | water | 18.0 | 595 | Chemie (HOH) |
Sequence modifications
A, B: 399 - 521 (UniProt: Q939N5)
| PDB | External Database | Details |
|---|---|---|
| Gly 395 | - | expression tag |
| Pro 396 | - | expression tag |
| Gly 397 | - | expression tag |
| Ser 398 | - | expression tag |
| Ser 444 | Asn 444 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 27904.8 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 1349.2 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 48.6 | |
| All* | Total formula weight | 29302.6 |
