6ER3
Ruminococcus gnavus IT-sialidase CBM40 bound to alpha2,3 sialyllactose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | BNR/Asp-box repeat protein | polymer | 190 | 20489.9 | 2 | UniProt (A7B557) Pfam (PF02973) In PDB | Ruminococcus gnavus ATCC 29149 | RgCBM40 |
| 2 | C, D | N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose | branched | 471.4 | 2 | In PDB GlyTouCan (G30207PZ) | |||
| 3 | B | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 4 | water | water | 18.0 | 521 | Chemie (HOH) |
Sequence modifications
A, B: 9 - 196 (UniProt: A7B557)
| PDB | External Database | Details |
|---|---|---|
| Gly 7 | - | expression tag |
| Ser 8 | - | expression tag |
| Ile 196 | Lys 237 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 40979.9 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 942.8 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 92.1 | |
| All* | Total formula weight | 42014.8 |
