7MDJ
The structure of KcsA in complex with a synthetic Fab
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A | Fab heavy chain | polymer | 229 | 24379.1 | 1 | synthetic construct | ||
2 | B | Fab light chain | polymer | 215 | 23604.2 | 1 | synthetic construct | ||
3 | C | pH-gated potassium channel KcsA | polymer | 124 | 13211.6 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | Streptomyces lividans K+ channel,SKC1 |
4 | C | POTASSIUM ION | non-polymer | 39.1 | 4 | Chemie (K) | |||
5 | water | water | 18.0 | 127 | Chemie (HOH) |
Sequence modifications
C: 1 - 124 (UniProt: P0A334)
PDB | External Database | Details |
---|---|---|
Ala 2 | Pro 2 | conflict |
Cys 90 | Leu 90 | conflict |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 61194.9 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 156.4 | |
All* | Total formula weight | 61351.3 |