4XMY
Tailspike protein double mutant D339A/E372A of E. coli bacteriophage HK620 in complex with pentasaccharide
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 | 599 | 64488.2 | 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)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 894.8 | 1 | ||||
3 | C (A) | 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL | non-polymer | 122.1 | 1 | Chemie (TRS) | |||
4 | D, E, F, G, H (A) | FORMIC ACID | non-polymer | 46.0 | 5 | Chemie (FMT) | |||
5 | I, J (A) | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) | |||
6 | K (A) | water | water | 18.0 | 810 | Chemie (HOH) |
Sequence modifications
A: 111 - 709 (UniProt: Q9AYY6)
PDB | External Database | Details |
---|---|---|
Ala 339 | Asp 340 | engineered mutation |
Ala 372 | Glu 373 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 1 |
Total formula weight | 64488.2 | |
Branched | Number of molecules | 1 |
Total formula weight | 894.8 | |
Non-Polymers* | Number of molecules | 8 |
Total formula weight | 398.2 | |
All* | Total formula weight | 65781.3 |