7KB3
The structure of a sensor domain of a histidine kinase (VxrA) from Vibrio cholerae O1 biovar eltor str. N16961, 2nd form
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 (A, B, C, D) | Sensor histidine kinase | polymer | 222 | 24879.0 | 4 | UniProt (Q9KM24) Pfam (PF11884) | Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961) | |
| 2 | CA, DA, E, EA (D, A) | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 3 | F, FA, G, GA, O... (A, D, B, C) | ACETATE ION | non-polymer | 59.0 | 9 | Chemie (ACT) | |||
| 4 | AA, BA, H, I, IA... (C, A, D, B) | CHLORIDE ION | non-polymer | 35.5 | 21 | Chemie (CL) | |||
| 5 | HA, Q (D, B) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 2 | Chemie (PEG) | |||
| 6 | Y (C) | S,R MESO-TARTARIC ACID | non-polymer | 150.1 | 1 | Chemie (SRT) | |||
| 7 | PA, QA, RA, SA (A, B, C, D) | water | water | 18.0 | 128 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 38 - 256 (UniProt: Q9KM24)
| PDB | External Database | Details |
|---|---|---|
| Ser 35 | - | expression tag |
| Asn 36 | - | expression tag |
| Ala 37 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 99515.9 | |
| Non-Polymers* | Number of molecules | 37 |
| Total formula weight | 2006.6 | |
| All* | Total formula weight | 101522.5 |
