6V1X
Cryo-EM Structure of the Hyperpolarization-Activated Potassium Channel KAT1: Tetramer
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 (A, B, C, D) | Potassium channel KAT1 | polymer | 512 | 59639.6 | 4 | UniProt (Q39128) Pfam (PF00520) Pfam (PF07885) Pfam (PF00027) | Arabidopsis thaliana (Mouse-ear cress) | |
| 2 | E, G, J, L (A, B, C, D) | (2S)-1-(nonanoyloxy)-3-(phosphonooxy)propan-2-yl tetradecanoate | non-polymer | 522.7 | 4 | Chemie (QNP) | |||
| 3 | F, H, I, K (A, B, C, D) | (3beta,5beta,14beta,17alpha)-cholestan-3-ol | non-polymer | 388.7 | 4 | Chemie (QNJ) |
Sequence modifications
A, B, C, D: 1 - 502 (UniProt: Q39128)
| PDB | External Database | Details |
|---|---|---|
| Ser 503 | - | expression tag |
| Arg 504 | - | expression tag |
| Gly 505 | - | expression tag |
| Ser 506 | - | expression tag |
| Leu 507 | - | expression tag |
| Glu 508 | - | expression tag |
| Val 509 | - | expression tag |
| Leu 510 | - | expression tag |
| Phe 511 | - | expression tag |
| Gln 512 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 238558.4 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 3645.3 | |
| All* | Total formula weight | 242203.7 |
