9UG6
Crystal structure of HA3 from Clostridium botulinum type B with alpha2,6-sialyllactose
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C (A, B, C) | HA3 | polymer | 632 | 71795.8 | 3 | UniProt (Q33CP8) | Clostridium botulinum B1 str. Okra | |
| 2 | D (E) | N-acetyl-alpha-neuraminic acid-(2-6)-alpha-D-glucopyranose | branched | 471.4 | 1 | In PDB GlyTouCan (G89416UR) | |||
| 3 | E (C) | N-acetyl-alpha-neuraminic acid | non-polymer | 309.3 | 1 | Chemie (SIA) | |||
| 4 | F, G, H (A, B, C) | water | water | 18.0 | 190 | Chemie (HOH) |
Sequence modifications
A, B, C: 19 - 626 (UniProt: Q33CP8)
| PDB | External Database | Details |
|---|---|---|
| Met -5 | - | initiating methionine |
| Ala -4 | - | expression tag |
| Ser -3 | - | expression tag |
| Trp -2 | - | expression tag |
| Ser -1 | - | expression tag |
| His 0 | - | expression tag |
| Pro 1 | - | expression tag |
| Gln 2 | - | expression tag |
| Phe 3 | - | expression tag |
| Glu 4 | - | expression tag |
| Lys 5 | - | expression tag |
| Gly 6 | - | expression tag |
| Ala 7 | - | expression tag |
| Leu 8 | - | expression tag |
| Glu 9 | - | expression tag |
| Val 10 | - | expression tag |
| Leu 11 | - | expression tag |
| Phe 12 | - | expression tag |
| Gln 13 | - | expression tag |
| Gly 14 | - | expression tag |
| Pro 15 | - | expression tag |
| Gly 16 | - | expression tag |
| Tyr 17 | - | expression tag |
| Gln 18 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 215387.5 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 471.4 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 309.3 | |
| All* | Total formula weight | 216168.1 |
