4RFD
Human carbonic anhydrase II in complex with 4-(4-sulfamoyl-phenoxy)-butylammonium
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Carbonic anhydrase 2 | polymer | 260 | 29289.1 | 1 | UniProt (P00918) Pfam (PF00194) In PDB | Homo sapiens (human) | Carbonate dehydratase II, Carbonic anhydrase C, CAC, Carbonic anhydrase II, CA-II |
| 2 | A | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | A | 4-(4-sulfamoyl-phenoxy)-butylammonium | non-polymer | 244.3 | 2 | Chemie (3O5) | |||
| 4 | A | BICARBONATE ION | non-polymer | 61.0 | 1 | Chemie (BCT) | |||
| 5 | water | water | 18.0 | 140 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29289.1 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 615.0 | |
| All* | Total formula weight | 29904.1 |
