1CBM
THE 1.8 ANGSTROM STRUCTURE OF CARBONMONOXY-BETA4 HEMOGLOBIN: ANALYSIS OF A HOMOTETRAMER WITH THE R QUATERNARY STRUCTURE OF LIGANDED ALPHA2BETA2 HEMOGLOBIN
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | HEMOGLOBIN BETA 4 (CARBONMONOXY) | polymer | 146 | 15890.2 | 4 | UniProt (P68871) Pfam (PF00042) In PDB | Homo sapiens (human) | |
| 2 | A, B, C, D | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 3 | A, B, C, D | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 4 | A, B, C, D | CARBON MONOXIDE | non-polymer | 28.0 | 4 | Chemie (CMO) | |||
| 5 | water | water | 18.0 | 133 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 63560.8 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 2962.2 | |
| All* | Total formula weight | 66523.0 |
