2HZ3
The x-ray crystal structure of ferrous Synechocystis hemoglobin H117A mutant with a covalent linkage
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cyanoglobin | polymer | 123 | 13690.4 | 1 | UniProt (P73925) Pfam (PF01152) | Synechocystis sp. | Hemoglobin, Hb |
| 2 | B, C (A) | CADMIUM ION | non-polymer | 112.4 | 2 | Chemie (CD) | |||
| 3 | D, E (A) | SULFUR DIOXIDE | non-polymer | 64.1 | 2 | Chemie (SO2) | |||
| 4 | F (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 1 | Chemie (HEM) | |||
| 5 | G (A) | water | water | 18.0 | 81 | Chemie (HOH) |
Sequence modifications
A: 2 - 124 (UniProt: P73925)
| PDB | External Database | Details |
|---|---|---|
| Ala 117 | His 117 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 13690.4 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 969.4 | |
| All* | Total formula weight | 14659.8 |
