3K0D
Crystal Structure of CNG mimicking NaK mutant, NaK-ETPP, K+ complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Potassium channel protein NaK | polymer | 96 | 10626.6 | 2 | UniProt (Q81HW2) Pfam (PF07885) | Bacillus cereus | |
| 2 | C, D, E, K (A, B) | (4S)-2-METHYL-2,4-PENTANEDIOL | non-polymer | 118.2 | 4 | Chemie (MPD) | |||
| 3 | F, G, H, I, J... (A, B) | POTASSIUM ION | non-polymer | 39.1 | 9 | Chemie (K) | |||
| 4 | P, Q (A, B) | water | water | 18.0 | 64 | Chemie (HOH) |
Sequence modifications
A, B: 20 - 109 (UniProt: Q81HW2)
| PDB | External Database | Details |
|---|---|---|
| Met 18 | - | expression tag |
| Ala 19 | - | expression tag |
| - | Asp 66 | see remark 999 |
| Glu 66 | Gly 67 | see remark 999 |
| Thr 67 | Asn 68 | see remark 999 |
| Pro 68 | Phe 69 | see remark 999 |
| Pro 69 | Ser 70 | see remark 999 |
| Leu 110 | - | expression tag |
| Val 111 | - | expression tag |
| Pro 112 | - | expression tag |
| Arg 113 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 21253.1 | |
| Non-Polymers* | Number of molecules | 13 |
| Total formula weight | 824.6 | |
| All* | Total formula weight | 22077.7 |
