3FB7
Open KcsA potassium channel in the presence of Rb+ ion
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 | Voltage-gated potassium channel | polymer | 104 | 10927.6 | 1 | UniProt (P0A334) Pfam (PF00520) Pfam (PF07885) In PDB | Streptomyces lividans | |
4 | C | RUBIDIUM ION | non-polymer | 85.5 | 4 | Chemie (RB) |
Sequence modifications
C: 21 - 124 (UniProt: P0A334)
PDB | External Database | Details |
---|---|---|
Gln 25 | His 25 | engineered mutation |
Cys 90 | Leu 90 | engineered mutation |
Gln 117 | Arg 117 | engineered mutation |
Gln 120 | Glu 120 | engineered mutation |
Gln 121 | Arg 121 | engineered mutation |
Gln 122 | Arg 122 | engineered mutation |
Gln 124 | His 124 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 57774.6 | |
Non-Polymers* | Number of molecules | 4 |
Total formula weight | 341.9 | |
All* | Total formula weight | 58116.4 |