1I58
STRUCTURE OF THE HISTIDINE KINASE CHEA ATP-BINDING DOMAIN IN COMPLEX WITH ATP ANALOG ADPCP AND MAGNESIUM
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | CHEMOTAXIS PROTEIN CHEA | polymer | 189 | 21079.3 | 2 | UniProt (Q56310) Pfam (PF02518) In PDB | Thermotoga maritima | CHEMOTAXIS SENSOR HISTIDINE KINASE CHEA, CHEA |
| 2 | A, B | ACETATE ION | non-polymer | 59.0 | 2 | Chemie (ACT) | |||
| 3 | A | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 4 | A | PHOSPHOMETHYLPHOSPHONIC ACID ADENYLATE ESTER | non-polymer | 505.2 | 1 | Chemie (ACP) | |||
| 5 | B | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 1 | Chemie (ADP) | |||
| 6 | water | water | 18.0 | 248 | Chemie (HOH) |
Sequence modifications
A, B: 352 - 540 (UniProt: Q56310)
| PDB | External Database | Details |
|---|---|---|
| Gly 352 | Lys 352 | engineered mutation |
| Ser 353 | Ile 353 | engineered mutation |
| His 354 | Arg 354 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 42158.5 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1074.8 | |
| All* | Total formula weight | 43233.3 |
