4IJ2
Human methemoglobin in complex with the second and third NEAT domains of IsdH from Staphylococcus aureus
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C | Hemoglobin subunit alpha | polymer | 141 | 15150.4 | 2 | UniProt (P69905) Pfam (PF00042) In PDB | Homo sapiens (human) | Alpha-globin, Hemoglobin alpha chain |
| 2 | B, D | Hemoglobin subunit beta | polymer | 146 | 15890.2 | 2 | UniProt (P68871) Pfam (PF00042) In PDB | Homo sapiens (human) | Beta-globin, Hemoglobin beta chain, LVV-hemorphin-7 |
| 3 | E, F, G, H | Iron-regulated surface determinant protein H | polymer | 336 | 38837.3 | 4 | UniProt (Q2FG07) Pfam (PF05031) Pfam (PF20861) In PDB | Staphylococcus aureus | Haptoglobin receptor A, Staphylococcus aureus surface protein I |
| 4 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) |
Sequence modifications
E, F, G, H: 326 - 660 (UniProt: Q2FG07)
| PDB | External Database | Details |
|---|---|---|
| Ser 325 | - | expression tag |
| Ala 642 | Tyr 642 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 8 |
| Total formula weight | 217430.3 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 2465.9 | |
| All* | Total formula weight | 219896.3 |
