5IXX
Crystal structure of the signaling protein complex 4
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Alr2278 protein | polymer | 182 | 20358.8 | 2 | UniProt (Q8YUQ7) Pfam (PF07700) In PDB | Nostoc sp. (strain PCC 7120 / UTEX 2576) | |
| 2 | A, B | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | A, B | 1-(1H-imidazol-1-yl)ethan-1-one | non-polymer | 110.1 | 2 | Chemie (6EX) | |||
| 4 | A | MALONATE ION | non-polymer | 102.0 | 1 | Chemie (MLI) | |||
| 5 | water | water | 18.0 | 90 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 182 (UniProt: Q8YUQ7)
| PDB | External Database | Details |
|---|---|---|
| Ala 139 | Cys 139 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 40717.6 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1555.2 | |
| All* | Total formula weight | 42272.8 |
