4MXK
X-ray structure of Fe(II)-ZnPIXFeBMb1
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Myoglobin | polymer | 153 | 17280.9 | 1 | UniProt (P02185) Pfam (PF00042) | Physeter catodon (Sperm whale) | |
| 2 | B (A) | PROTOPORPHYRIN IX CONTAINING ZN | non-polymer | 626.1 | 1 | Chemie (ZNH) | |||
| 3 | C, D (A) | FE (II) ION | non-polymer | 55.8 | 2 | Chemie (FE2) | |||
| 4 | E (A) | water | water | 18.0 | 149 | Chemie (HOH) |
Sequence modifications
A: 1 - 153 (UniProt: P02185)
| PDB | External Database | Details |
|---|---|---|
| His 29 | Leu 30 | engineered mutation |
| His 43 | Phe 44 | engineered mutation |
| Glu 68 | Val 69 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 17280.9 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 737.7 | |
| All* | Total formula weight | 18018.6 |
