7MJT
KcsA open gate E71V mutant with Barium
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 | 96 | 10133.9 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | Streptomyces lividans K+ channel,SKC1 |
4 | C | BARIUM ION | non-polymer | 137.3 | 1 | Chemie (BA) |
Sequence modifications
C: 26 - 121 (UniProt: P0A334)
PDB | External Database | Details |
---|---|---|
Cys 28 | Ala 28 | engineered mutation |
Val 71 | Glu 71 | engineered mutation |
Cys 90 | Leu 90 | engineered mutation |
Gln 117 | Arg 117 | engineered mutation |
Cys 118 | Glu 118 | engineered mutation |
Gln 120 | Glu 120 | engineered mutation |
Gln 121 | Arg 121 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 58117.2 | |
Non-Polymers* | Number of molecules | 1 |
Total formula weight | 137.3 | |
All* | Total formula weight | 58254.5 |