2DN3
1.25A resolution crystal structure of human hemoglobin in the carbonmonoxy form
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Hemoglobin alpha subunit | polymer | 141 | 15150.4 | 1 | UniProt (P69905) Pfam (PF00042) In PDB | Homo sapiens (human) | Hemoglobin alpha chain, Alpha-globin |
| 2 | B | Hemoglobin beta subunit | polymer | 146 | 15890.2 | 1 | UniProt (P68871) Pfam (PF00042) In PDB | Homo sapiens (human) | Hemoglobin beta chain, Beta-globin |
| 3 | A, B | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 4 | A, B | CARBON MONOXIDE | non-polymer | 28.0 | 2 | Chemie (CMO) | |||
| 5 | water | water | 18.0 | 212 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 31040.6 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1289.0 | |
| All* | Total formula weight | 32329.5 |
