Table 2 Strains and plasmids used in this study
Strain or plasmid | Description/characteristic | Source/reference |
|---|---|---|
Strain | Â | Â |
 Escherichia coli DH5α | Cloning strain | TSINGKE (China, Beijing) |
 Escherichia coli S17-1 | A vector donor in conjugation, integrates RP4 derivative in chromosome | Simon (1984) |
 S17_sqr | Derivate of S17-1, containing plasmid pBBR-ptac-sqr | This study |
 Halomonas salifodinae IM328 | Wild type, isolated from a soda-saline lake in China | This study |
 H. salifodinae IM328_sqr | Derivate of IM328, containing plasmid pBBR-ptac-sqr | This study |
 H. salifodinae IM328_ck | Derivate of IM328, containing plasmid pBBR-ptac-ck | This study |
Plasmid | Â | Â |
 pBBR-ptac-rfp | Derivate of plasmid pBBR1MCS, tac promoter, expressing rfp gene | |
 pBBR-ptac-sqr | Derivate of plasmid pBBR1MCS, tac promoter, expressing sqr from Spiribacter sp. IM2438 | This study |
 pBBR-ptac-ck | rfp deletion from pBBR-ptac-rfp vector | This study |