2FW4
Carbonic anhydrase activators. The first X-ray crystallographic study of an activator of isoform I, structure with L-histidine.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Carbonic anhydrase 1 | polymer | 260 | 28775.0 | 2 | UniProt (P00915) Pfam (PF00194) | Homo sapiens (human) | Carbonic anhydrase I, Carbonate dehydratase I, CA-I |
| 2 | C, E (A, B) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 3 | D, F (A, B) | HISTIDINE | non-polymer | 156.2 | 2 | Chemie (HIS) | |||
| 4 | G, H (A, B) | water | water | 18.0 | 370 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 57550.0 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 443.1 | |
| All* | Total formula weight | 57993.1 |
