1U55
Crystal structure of an oxygen binding H-NOX domain related to soluble guanylate cyclases (oxygen complex)
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) | Heme-based Methyl-accepting Chemotaxis Protein | polymer | 188 | 22047.5 | 2 | UniProt (Q8RBX6) Pfam (PF07700) | Thermoanaerobacter tengcongensis | |
| 2 | C, F (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | D, G (A, B) | OXYGEN MOLECULE | non-polymer | 32.0 | 2 | Chemie (OXY) | |||
| 4 | E (B) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | H, I (A, B) | water | water | 18.0 | 268 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 44095.0 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1332.4 | |
| All* | Total formula weight | 45427.4 |
