4HI4
Crystal structure of the 5-coordinate ferric heme-binding PAS domain of Aer2 from P. aeruginosa
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, D (A, B, D, G) | Aerotaxis transducer Aer2 | polymer | 121 | 13367.1 | 4 | UniProt (Q9I6V6) Pfam (PF13188) | Pseudomonas aeruginosa | |
| 2 | E, G, I, K (A, B, D, G) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 3 | F (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 4 | H, J, L, M (B, D, G) | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 5 | N, O, P, Q (A, B, D, G) | water | water | 18.0 | 67 | Chemie (HOH) |
Sequence modifications
A, B, D, G: 174 - 289 (UniProt: Q9I6V6)
| PDB | External Database | Details |
|---|---|---|
| Gly 169 | - | expression tag |
| Ser 170 | - | expression tag |
| His 171 | - | expression tag |
| Met 172 | - | expression tag |
| Ala 173 | - | expression tag |
| Ala 176 | Lys 176 | engineered mutation |
| Ala 275 | Glu 275 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 53468.4 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 2869.8 | |
| All* | Total formula weight | 56338.1 |
