Table 2 Bacterial strains and plasmids used in this work.
Strain or plasmid | Relevant characteristics | Reference/source |
|---|---|---|
E. coli | ||
Top10 | Cloning host | Thermo Fischer Scientific |
S17-1 | Conjugational transfer of plasmids | |
H. seropedicae | ||
SmR1 | Parental strain, Nif+, SmR | |
ntrC (DCP286A) | SmR1 containing ntrC::Tn5-B20 | |
glnB | SmR1 containing glnB::TcR | |
glnK | SmR1 with a chromosomal deletion of the glnK | |
glnD | SmR1 containing glnD::TcR | Unpublished result |
amtB | SmR1 containing amtB::lacZ-KmR | |
Plasmids | ||
pBBR1MCS-3 | ||
pLAFR3 | Broad-host-range cloning vector, IncP1, TcR | |
pKRT1 | 23-kb fragment from H. seropedicae SmR1 harbouring the glnA, ntrB and ntrC genes | |
pEK07 | pBBR1MCS-3 containing pgi upstream region (Ppgi) from H. seropedicae SmR1 cloned between XhoI and SpeI restriction sites | This work |
BBa_I13504 | Plasmid pSB1C3-derivative containing the gfpmut3b gene (BBa_E0040) with the strong rbs (BBa_B0034) and the double terminator (BBa_B0015). | Registry of Standard Biological Parts (partsregistry.org) |
pEKGFP01 | pBBR1MCS-3 containing pgi upstream region (Ppgi) from H. seropedicae SmR1 and gfpmut3b downstream. | This work |