2ZFB
Crystal structure of parrot hemoglobin (Psittacula krameri) at pH 7.5
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 | 15147.3 | 1 | UniProt (P19831) Pfam (PF00042) | Psittacula krameri (rose-ringed parakeet) | Hemoglobin alpha chain, Alpha-globin |
| 2 | B (B) | Hemoglobin subunit beta | polymer | 146 | 16214.6 | 1 | UniProt (P21668) Pfam (PF00042) | Psittacula krameri (rose-ringed parakeet) | Hemoglobin beta chain, Beta-globin |
| 3 | C, D (A, B) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 4 | E, F (A, B) | water | water | 18.0 | 15 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 31362.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 1233.0 | |
| All* | Total formula weight | 32594.9 |
