4N7P
Capturing the haemoglobin allosteric transition in a single crystal form; Crystal structure of half-liganded human haemoglobin without phosphate at 2.8 A resolution.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C, E, G, I... (A, C, E, G, I...) | Hemoglobin subunit alpha | polymer | 141 | 15150.4 | 6 | UniProt (P69905) Pfam (PF00042) | Homo sapiens (human) | Alpha-globin, Hemoglobin alpha chain |
| 2 | B, D, F, H, J... (B, D, F, H, J...) | Hemoglobin subunit beta | polymer | 146 | 15890.2 | 6 | UniProt (P68871) Pfam (PF00042) | Homo sapiens (human) | Beta-globin, Hemoglobin beta chain, LVV-hemorphin-7 |
| 3 | M, P, Q, T, U... (A, D, E, H, I...) | PROTOPORPHYRIN IX CONTAINING NI(II) | non-polymer | 619.3 | 6 | Chemie (HNI) | |||
| 4 | N, O, R, S, V... (B, C, F, G, J...) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 6 | Chemie (HEM) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 186243.3 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 7414.9 | |
| All* | Total formula weight | 193658.2 |
