3NVU
Modulating Heme Redox Potential Through Protein-Induced Porphyrin Distortion
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) | Methyl-accepting chemotaxis protein | polymer | 188 | 22021.5 | 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 (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | H, I (A, B) | water | water | 18.0 | 145 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 188 (UniProt: Q8RBX6)
| PDB | External Database | Details |
|---|---|---|
| Leu 5 | Ile 5 | engineered mutation |
| Ala 115 | Pro 115 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 44042.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1332.4 | |
| All* | Total formula weight | 45375.4 |
