5EC1
KcsA with V76ester mutation
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 Light Chain | polymer | 219 | 23411.2 | 1 | Mus musculus (house mouse) | ||
| 2 | B | Antibody Fab Fragment Light Chain | polymer | 209 | 23050.3 | 1 | Mus musculus (house mouse) | ||
| 3 | C | pH-gated potassium channel KcsA | polymer | 125 | 13297.7 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | Streptomyces lividans K+ channel,SKC1 |
| 4 | C | NONAN-1-OL | non-polymer | 144.3 | 1 | Chemie (F09) | |||
| 5 | C | DIACYL GLYCEROL | non-polymer | 625.0 | 1 | Chemie (DGA) | |||
| 6 | C | POTASSIUM ION | non-polymer | 39.1 | 6 | Chemie (K) | |||
| 7 | water | water | 18.0 | 16 | Chemie (HOH) |
Sequence modifications
C: 1 - 125 (UniProt: P0A334)
| PDB | External Database | Details |
|---|---|---|
| Ala 2 | Pro 2 | engineered mutation |
| Ala 69 | Ser 69 | engineered mutation |
| Cys 70 | Val 70 | engineered mutation |
| Lhv 76 | Val 76 | engineered mutation |
| Cys 82 | Tyr 82 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 59759.3 | |
| Non-Polymers* | Number of molecules | 8 |
| Total formula weight | 1003.9 | |
| All* | Total formula weight | 60763.2 |
