3RBZ
MthK channel, Ca2+-bound
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D | Calcium-gated potassium channel mthK | polymer | 340 | 37732.7 | 4 | UniProt (O27564) Pfam (PF07885) Pfam (PF02254) Pfam (PF02080) In PDB | Methanothermobacter thermautotrophicus | |
| 2 | A, B, C, D | CALCIUM ION | non-polymer | 40.1 | 12 | Chemie (CA) |
Sequence modifications
A, B, C, D: 1 - 336 (UniProt: O27564)
| PDB | External Database | Details |
|---|---|---|
| Ala 85 | Gly 85 | engineered mutation |
| Ala 92 | Glu 92 | engineered mutation |
| Thr 96 | Glu 96 | engineered mutation |
| Ile 107 | Met 107 | engineered mutation |
| Leu 337 | - | expression tag |
| Val 338 | - | expression tag |
| Pro 339 | - | expression tag |
| Arg 340 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 150930.8 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 480.9 | |
| All* | Total formula weight | 151411.7 |
