3LAI
Structural insights into the molecular mechanism of H-NOX activation
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 (A, B, C) | Methyl-accepting chemotaxis protein | polymer | 188 | 21966.4 | 3 | UniProt (Q8RBX6) Pfam (PF07700) | Thermoanaerobacter tengcongensis | |
| 2 | D, I, L (A, B, C) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 3 | Chemie (HEM) | |||
| 3 | E, F, G, H, J... (A, B, C) | IMIDAZOLE | non-polymer | 69.1 | 6 | Chemie (IMD) | |||
| 4 | M, N, O (A, B, C) | water | water | 18.0 | 120 | Chemie (HOH) |
Sequence modifications
A, B, C: 1 - 188 (UniProt: Q8RBX6)
| PDB | External Database | Details |
|---|---|---|
| Gly 102 | His 102 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 65899.2 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 2264.0 | |
| All* | Total formula weight | 68163.2 |
