3K6N
Crystal structure of the S225E mutant Kir3.1 cytoplasmic pore domain
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | G protein-activated inward rectifier potassium channel 1 | polymer | 207 | 23615.9 | 1 | UniProt (P63250) Pfam (PF01007) Pfam (PF17655) | Mus musculus (mouse) | GIRK1, Potassium channel, inwardly rectifying subfamily J member 3, Inward rectifier K(+) channel Kir3.1 |
| 2 | B, C, D, E, F (A) | SODIUM ION | non-polymer | 23.0 | 5 | Chemie (NA) | |||
| 3 | G (A) | water | water | 18.0 | 180 | Chemie (HOH) |
Sequence modifications
A: 41 - 63 (UniProt: P63250)
A: 190 - 371 (UniProt: P63250)
| PDB | External Database | Details |
|---|---|---|
| Gly 39 | - | expression tag |
| Ser 40 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Glu 225 | Ser 225 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 23615.9 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 114.9 | |
| All* | Total formula weight | 23730.9 |
