4MSW
Y78 ester mutant of KcsA in high K+
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | ANTIBODY FAB FRAGMENT HEAVY CHAIN | polymer | 219 | 23411.2 | 1 | Mus musculus | ||
| 2 | B | ANTIBODY FAB FRAGMENT LIGHT CHAIN | polymer | 212 | 23435.7 | 1 | Mus musculus | ||
| 3 | C | pH-gated potassium channel KcsA | polymer | 103 | 10989.7 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | Streptomyces lividans K+ channel, SKC1 |
| 4 | C | DIACYL GLYCEROL | non-polymer | 625.0 | 1 | Chemie (DGA) | |||
| 5 | C | POTASSIUM ION | non-polymer | 39.1 | 6 | Chemie (K) | |||
| 6 | water | water | 18.0 | 259 | Chemie (HOH) |
Sequence modifications
C: 22 - 124 (UniProt: P0A334)
| PDB | External Database | Details |
|---|---|---|
| Tyf 78 | Tyr 78 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 57836.7 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 859.6 | |
| All* | Total formula weight | 58696.3 |
