1Table S3. Primers used in this study. Name Sequence (5’-3’) Primers used for construction of ∆ppk2 mutant and ∆ppk2c complemented strains PPK2 F ATAAAAGGTACCAGGTTTGAAATCTTAATGGC PPK2 R AAAAAACTGCAGCAATGGAGGAAATTCTTTAG PPK2 INV F ATAAAAGGATCCAAATTAGTGCGTAGTGGAGA PPK2 INV R AAAAAAGGATCCAACCCTTGGCTTTAACATGA PPK2 COMP F TAATAACTGCAGACGCATAAATTTCCTAAAAG PPK2 COMP R ATATATGGTACCGCATTCTTTTCCTTAATCTA Primers used for quantitative RT-PCR CsrA F TTATCGGAGAAGGTATAG CsrA R TTTCTAAGTATCATAAGGG SpoT F GTAACCACTCGCACAATATC SpoT R GATGTCGCAGTTTATTCTCC PhosR F GCAAACATAATCATCACAACCAC PhosR R GAGAGCAAGGATACAAAGAAGC CmeC F GCTGCTGCTCAATTAGGTATAG CmeC R GCTTCATAATCATACTCACTTGC PstS F CCTTATACAAACTGGAATCAAATC PstS R GACACATCACTCATTACAAGC PstC F CGCTTATGCTTTAGGTATGAC PstC R GCTGCCATCACCACTATC CJJ81176_0750 F GGTCTTGTTGCCTTATTG CJJ81176_0750 R GTATCGCTATGTTCTATGC PPK2-RT F ATCTAATACTCCAACTTGTC PPK2-RT R TTCTTCTTCTCCACTACG PPK1-RT F TGAAGCAAGTATGGAAGGAG PPK1-RT R ATATAGGAGTCATAAGTTCTAAGC RpoA F ATTACAACATCTGCTTATACG RpoA R TCTACTATTTCTTTATTTGATTCG CJJ_0298 F GATTATTGGTATTAGTCCTGATAG CJJ_0298 R AAGTAGAACGAATGATGCC CJJ_0356 F AGTAATTGGAATTTCAGG CJJ_0356 R TAAATCATTAACCACAGC SodB F TTATCAAAGGTGCTACAGGAG SodB R CAAACATCTACAACAAGTAAAGG 2 3 4

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