4XR6
Tailspike protein double mutant D339A/E372Q of E. coli bacteriophage HK620 in complex with hexasaccharide
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Tail spike protein | polymer | 597 | 64333.1 | 1 | UniProt (Q9AYY6) Pfam (PF18781) Pfam (PF22424) | Enterobacteria phage HK620 | |
| 2 | B (B) | alpha-L-rhamnopyranose-(1-6)-alpha-D-glucopyranose-(1-4)-[2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)]alpha-D-galactopyranose-(1-3)-[alpha-D-glucopyranose-(1-6)]2-acetamido-2-deoxy-alpha-D-glucopyranose | branched | 1057.0 | 1 | In PDB GlyTouCan (G05018AQ) | |||
| 3 | C (A) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
| 4 | D, E, F, G (A) | FORMIC ACID | non-polymer | 46.0 | 4 | Chemie (FMT) | |||
| 5 | H, I, J (A) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 6 | K (A) | water | water | 18.0 | 649 | Chemie (HOH) |
Sequence modifications
A: 113 - 709 (UniProt: Q9AYY6)
| PDB | External Database | Details |
|---|---|---|
| Ala 339 | Asp 340 | engineered mutation |
| Gln 372 | Glu 373 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 64333.1 | |
| Branched | Number of molecules | 1 |
| Total formula weight | 1057.0 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 375.2 | |
| All* | Total formula weight | 65765.3 |
