3SIK
Crystal structure of the Bacillus anthracis hemophore IsdX1 complexed with heme
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Conserved domain protein | polymer | 132 | 14851.8 | 2 | UniProt (Q81L44) Pfam (PF05031) UniProt (by SIFTS) (A0A6L8PY92) | Bacillus anthracis (anthrax anthrax bacterium) | Iron Transport-associated domain protein |
| 2 | C, D (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 87 | Chemie (HOH) |
Sequence modifications
A, B: 27 - 152 (UniProt: Q81L44)
| PDB | External Database | Details |
|---|---|---|
| Gly 21 | - | expression tag |
| Ser 22 | - | expression tag |
| His 23 | - | expression tag |
| Met 24 | - | expression tag |
| Ala 25 | - | expression tag |
| Ser 26 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 29703.6 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 1233.0 | |
| All* | Total formula weight | 30936.6 |
