6B8L
Crystal Structure of the Apo/CaM:Kv7.4 (KCNQ4) AB Domain Complex
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C, E, G | Potassium voltage-gated channel subfamily KQT member 4 | polymer | 82 | 9913.7 | 4 | UniProt (P56696) In PDB | Homo sapiens (Human) | KQT-like 4,Potassium channel subunit alpha KvLQT4,Voltage-gated potassium channel subunit Kv7.4 |
2 | B, D, F, H | Calmodulin-1 | polymer | 149 | 16852.5 | 4 | UniProt (P0DP23) Pfam (PF13499) In PDB | Homo sapiens (Human) | |
3 | D, G, H | SULFATE ION | non-polymer | 96.1 | 5 | Chemie (SO4) | |||
4 | water | water | 18.0 | 284 | Chemie (HOH) |
Sequence modifications
A, C, E, G: 325 - 367 (UniProt: P56696)
A, C, E, G: 524 - 557 (UniProt: P56696)
PDB | External Database | Details |
---|---|---|
Gly 322 | - | expression tag |
His 323 | - | expression tag |
Met 324 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Lys 368 | - | linker |
Leu 369 | - | linker |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 107065.1 | |
Non-Polymers* | Number of molecules | 5 |
Total formula weight | 480.3 | |
All* | Total formula weight | 107545.4 |