6D42
Crystal structure of the KCa3.1 C-terminal four-helix bundle (with copper)
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) | Intermediate conductance calcium-activated potassium channel protein 4 | polymer | 42 | 4567.0 | 2 | UniProt (O15554) | Homo sapiens (Human) | SKCa4,IKCa1,IK1,KCa3.1,KCa4,Putative Gardos channel |
| 2 | C, D (A, B) | COPPER (II) ION | non-polymer | 63.5 | 2 | Chemie (CU) | |||
| 3 | E, F (A, B) | water | water | 18.0 | 42 | Chemie (HOH) |
Sequence modifications
A, B: 376 - 415 (UniProt: O15554)
| PDB | External Database | Details |
|---|---|---|
| Gly 374 | - | expression tag |
| Ser 375 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 9134.0 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 127.1 | |
| All* | Total formula weight | 9261.1 |
