3OGC
KcsA E71A variant in presence of Na+
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 (mouse) | ||
2 | B | antibody Fab fragment light chain | polymer | 212 | 23435.7 | 1 | Mus musculus (mouse) | ||
3 | C | Voltage-gated potassium channel | polymer | 131 | 14105.6 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | |
4 | C | SODIUM ION | non-polymer | 23.0 | 2 | Chemie (NA) |
Sequence modifications
C: 2 - 124 (UniProt: P0A334)
PDB | External Database | Details |
---|---|---|
Ser -6 | - | expression tag |
Met -5 | - | expression tag |
His -4 | - | expression tag |
His -3 | - | expression tag |
His -2 | - | expression tag |
His -1 | - | expression tag |
His 0 | - | expression tag |
His 1 | - | expression tag |
Ala 71 | Glu 71 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 60952.5 | |
Non-Polymers* | Number of molecules | 2 |
Total formula weight | 46.0 | |
All* | Total formula weight | 60998.5 |