9G9W
Structure of the human two pore domain potassium ion channel TASK-3 (K2P9.1) G236R mutant
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) | Potassium channel subfamily K member 9 | polymer | 272 | 30973.0 | 2 | UniProt (Q9NPC2) Pfam (PF07885) | Homo sapiens (human) | Acid-sensitive potassium channel protein TASK-3,TWIK-related acid-sensitive K(+) channel 3,Two pore potassium channel KT3.2,Two pore K(+) channel KT3.2 |
| 2 | C, D, E, I, J... (A, B) | CHOLESTEROL HEMISUCCINATE | non-polymer | 486.7 | 6 | Chemie (Y01) | |||
| 3 | F, G, H (A) | POTASSIUM ION | non-polymer | 39.1 | 3 | Chemie (K) |
Sequence modifications
A, B: 1 - 265 (UniProt: Q9NPC2)
| PDB | External Database | Details |
|---|---|---|
| Arg 236 | Gly 236 | engineered mutation |
| Ala 266 | - | expression tag |
| Glu 267 | - | expression tag |
| Asn 268 | - | expression tag |
| Leu 269 | - | expression tag |
| Tyr 270 | - | expression tag |
| Phe 271 | - | expression tag |
| Gln 272 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 61946.0 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 3037.6 | |
| All* | Total formula weight | 64983.7 |
