1AVN
HUMAN CARBONIC ANHYDRASE II COMPLEXED WITH THE HISTAMINE ACTIVATOR
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 II | polymer | 259 | 29157.9 | 1 | UniProt (P00918) Pfam (PF00194) In PDB | Homo sapiens (human) | HCA II |
| 2 | A | ZINC ION | non-polymer | 65.4 | 1 | Chemie (ZN) | |||
| 3 | A | MERCURY (II) ION | non-polymer | 200.6 | 1 | Chemie (HG) | |||
| 4 | A | AZIDE ION | non-polymer | 42.0 | 1 | Chemie (AZI) | |||
| 5 | A | HISTAMINE | non-polymer | 111.1 | 1 | Chemie (HSM) | |||
| 6 | water | water | 18.0 | 155 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 29157.9 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 419.2 | |
| All* | Total formula weight | 29577.0 |
