7PCF
Human methemoglobin bound to Staphylococcus aureus hemophore IsdB
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Hemoglobin subunit alpha | polymer | 141 | 15150.4 | 1 | UniProt (P69905) Pfam (PF00042) | Homo sapiens (Human) | Alpha-globin,Hemoglobin alpha chain |
| 2 | B (B) | Hemoglobin subunit beta | polymer | 146 | 15890.2 | 1 | UniProt (P68871) Pfam (PF00042) | Homo sapiens (Human) | Beta-globin,Hemoglobin beta chain |
| 3 | C, D (E, F) | Iron-regulated surface determinant protein B | polymer | 372 | 43393.1 | 2 | UniProt (Q8NX66) Pfam (PF05031) Pfam (PF20861) | Staphylococcus aureus subsp. aureus MW2 | Fur-regulated protein B,Staphylococcal iron-regulated protein H,Staphylococcus aureus surface protein J |
| 4 | E, F (B, E) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) |
Sequence modifications
E, F: 125 - 485 (UniProt: Q8NX66)
| PDB | External Database | Details |
|---|---|---|
| Met 124 | - | initiating methionine |
| Ser 486 | - | expression tag |
| Ala 487 | - | expression tag |
| Trp 488 | - | expression tag |
| Ser 489 | - | expression tag |
| His 490 | - | expression tag |
| Pro 491 | - | expression tag |
| Gln 492 | - | expression tag |
| Phe 493 | - | expression tag |
| Glu 494 | - | expression tag |
| Lys 495 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 117826.8 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 1233.0 | |
| All* | Total formula weight | 119059.8 |
