6CNO
Cryo-EM structure of the human SK4/calmodulin channel complex in the Ca2+ bound state II
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B, C, D | Intermediate conductance calcium-activated potassium channel protein 4 | polymer | 427 | 47758.5 | 4 | UniProt (O15554) Pfam (PF03530) Pfam (PF07885) Pfam (PF02888) In PDB | Homo sapiens (Human) | SK4 channel, SKCa4, IKCa1, IK1, KCa3.1, KCa4, Putative Gardos channel |
2 | E, F, G, H | Calmodulin-1 | polymer | 149 | 16852.5 | 4 | UniProt (P0DP23) Pfam (PF13499) In PDB | Homo sapiens (Human) | |
3 | E, F, G, H | CALCIUM ION | non-polymer | 40.1 | 12 | Chemie (CA) |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 258444.2 | |
Non-Polymers* | Number of molecules | 12 |
Total formula weight | 480.9 | |
All* | Total formula weight | 258925.1 |