3ONZ
Human tetrameric hemoglobin: proximal nitrite ligand at beta
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) | Hemoglobin alpha chain, Alpha-globin |
| 2 | B (B) | Hemoglobin subunit beta | polymer | 146 | 15890.2 | 1 | UniProt (P68871) Pfam (PF00042) | Homo sapiens (human) | Hemoglobin beta chain, Beta-globin, LVV-hemorphin-7 |
| 3 | C, G (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 4 | D, H (A, B) | NITRITE ION | non-polymer | 46.0 | 2 | Chemie (NO2) | |||
| 5 | E, F, I, J (A, B) | TOLUENE | non-polymer | 92.1 | 4 | Chemie (MBN) | |||
| 6 | K, L (A, B) | water | water | 18.0 | 95 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 31040.6 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1693.5 | |
| All* | Total formula weight | 32734.1 |
