3K09
Crystal structure of the phosphorylation-site mutant S431D of the KaiC circadian clock protein
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, E | Circadian clock protein kinase kaiC | polymer | 519 | 58180.8 | 3 | UniProt (Q79PF4) Pfam (PF06745) In PDB | Synechococcus elongatus PCC 7942 (Anacystis nidulans R2) | |
| 2 | C, D, F | Circadian clock protein kinase kaiC | polymer | 519 | 58100.8 | 3 | UniProt (Q79PF4) Pfam (PF06745) In PDB | Synechococcus elongatus PCC 7942 (Anacystis nidulans R2) | |
| 3 | E, A, F, B, C... | MAGNESIUM ION | non-polymer | 24.3 | 20 | Chemie (MG) | |||
| 4 | D, E, A, F, B... | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 12 | Chemie (ATP) | |||
| 5 | water | water | 18.0 | 53 | Chemie (HOH) |
Sequence modifications
A, B, E: 1 - 519 (UniProt: Q79PF4)
C, D, F: 1 - 519 (UniProt: Q79PF4)
| PDB | External Database | Details |
|---|---|---|
| Asp 431 | Ser 431 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| Asp 431 | Ser 431 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 348844.6 | |
| Non-Polymers* | Number of molecules | 32 |
| Total formula weight | 6572.3 | |
| All* | Total formula weight | 355416.9 |
