4EE2
Crystal Structure of Anthrax Protective Antigen K446M Mutant to 1.91-A Resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Protective antigen | polymer | 736 | 82902.0 | 1 | UniProt (P13423) Pfam (PF07691) Pfam (PF03495) Pfam (PF17475) Pfam (PF17476) Pfam (PF20835) In PDB | Bacillus anthracis (anthrax anthrax bacterium) | PA, Anthrax toxins translocating protein, PA-83, PA83, Protective antigen PA-20, PA20, Protective antigen PA-63, PA63 |
| 2 | A | CALCIUM ION | non-polymer | 40.1 | 2 | Chemie (CA) | |||
| 3 | water | water | 18.0 | 147 | Chemie (HOH) |
Sequence modifications
A: 1 - 735 (UniProt: P13423)
| PDB | External Database | Details |
|---|---|---|
| Met 0 | - | initiating methionine |
| Met 446 | Lys 475 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 82902.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 80.2 | |
| All* | Total formula weight | 82982.2 |
