S1 Table: Sequence of DNA substrates used in EMSAs DNA Substrate Name 33-34 intergenic region – Fig. 2 DNase Footprinting substrate – Fig. 3 Region 1 – Fig. 3 Region 2 – Fig. 3 Region 3 – Fig. 3 Region 4 – Fig. 3 Region 5 – Fig. 3 TIR-1 – Fig. 3 TIR-2 – Fig. 3 TIR-3 – Fig. 3 TIR-4 – Fig. 3 TIR-5 – Fig. 3 TIR-6 – Fig. 3 Mt-2 – Fig. 4 Mt-3 – Fig. 4 Mt-4 – Fig. 4 Mt-5 – Fig. 4 Mt-6 – Fig. 4 Mt-7 – Fig. 4 Mt-8 – Fig. 4 Mt-9 – Fig. 4 Mt-10 – Fig. 4 Mt-11 – Fig 4 Mt-12 – Fig. 4 Mt-13 – Fig. 4 O6-L – Fig. 7 O6-R – Fig. 7 O27-R – Fig 7 O27-L – Fig. 7 OR-R – Fig. 7 ORep-L – Fig 7 O55-L – Fig. 7 O55-R – Fig. 7 O61-R – Fig. 7 O61-L – Fig. 7 5-6 intergenic region – Fig. 7 26-27 intergenic Sequence/Primers used Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG (starts at position 29,228 in BPs genome) Rev: GTGTAGTGATCGCTTCGGAATGTCATGC (ends at position 29,593 in BPs genome) Fwd: TACGAAtctagaACCGGCGATTGTATGTAC Rev: AGCTCC aagcttGTGCACCAACATAGCGAC AACCGTGCATATCGCGCAATACACTTGCGACATACCGGCAACGTTGAAACAATCACGTTG AACCGTGCATATCGCGCAATACAAACATTGTATGGTTGAAACAATCACGTTGCACGTTGC AACCGTGCATATCGCGCAATACAAACTTCGGGCGTTGAAACAATCACGTTGCACGTTGCA AACCGTGCATATCGCGCAATACAAACGGCGCATGTTGAAACAATCACGTTGCACGTTGCA AACCGTGCATATCGCGCAATAAATAGACGACATATGTCGCAAACGTTGAAACAATCACGT ACCGGCGATTGTATGTACGTCTGTCGCGTACGCGCAATAT CGCGCAATATCGCCGTTCGTCAACCGTTGCGAGCGGAAAC GAGCGGAAACGGCACGGCGCGTTGATCCTGGCAAACCGTC GCAAACCGTCGGTGGTAACGGATTGCGTGGCAAACGCAAA CAAACGCAAAAGTTCGGGCGTGGCGCATTTTCCAATAGAC TCCAATAGACGACATATGTCGCT Fwd: TTGGTGCACATGACCCCAACCGAAAC Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: TTCGGGCGTGGCGCATTTTCCAATAGA Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: TGGCAAACCGTCGGTGGTAACGGAT Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: GTTCGTCAACCGTTGCGAGCGGAAA Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: ACATACCGGCGATTGTATGTACGTCTGTC Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: ACGAAAGCCTGCTCGGCGGGATC Rev: GTGTAGTGATCGCTTCGGAATGTCATGC Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: GTTTCGGTTGGGGTCATGTGCACCAA Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: TCTATTGGAAAATGCGCCACGCCCGAA Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: ATCCGTTACCACCGACGGTTTGCCA Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: tttccGCTCGCAACGGTTGACGAAC Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: GACAGACGTACATACAATCGCCGGTATGT Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG Rev: GATCCCGCCGAGCAGGCTTTCGT CACACACGACGCTTGCACCGCGACATATGTCGGTTTTGCAGACGTGCAGGTT GCATTTTCCAATAGAGGACATATGCGGCTATGTTGGTGCACA GCATCACGGACGCTGCTATCCGACATATGTCGTGGATGATCGGGATATGGCC GCATTTTCCAATAGACCGCATATGTCGCTATGTTGGTGCACA GCATTTTCCAATAGACGACATATGTCGCTATGTTGGTGCACA TTCGGGCGTGGCGCATTTTCCAATAGACGACATCTATGTTGGTGCACATGACCCCAACCG TCGGACATGGTGAACGCTTGCGACATATGTCGCCAATGTGTGCATCTTTGCA GCATTTTCCAATAGATGACACTTGTCGCTATGTTGGTGCACA GCATTTTCCAATAGACGACATATGTGCCTATGTTGGTGCACA GCATTTTCCAATAGACGACATTCGCGCCTATGTTGGTGCACA Fwd: AACGTAGCCACACACGACGCTTGC Rev: ATTCGCCATGCTGCTTGCTCCCGGT Fwd: TGCCGTGGCGCTGATTCTGAGGTAA Rev: GCATCGGGAAGAAACGATCGGCCAT region – Fig. 7 Fwd: TCCGGCCCATATCGAATGCTTGCGACAT 33-34 intergenic Rev: CGGTTGGGGTCATGTGCACCAACAT region (226bp) – Fig. 7 Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG 33-34 intergenic Rev: GTGTAGTGATCGCTTCGGAATGTCATGC region (366bp) – Fig. 7 Fwd: CACGGGGTAGCGGCTGTTCGTCG 54-55 intergenic Rev: TGCGGGTTCTGGCTGGTGGGGTC region – Fig. 7 Fwd: GGCGAGTTCGACGCGCCCGT 60-61 intergenic Rev: TGGCCTTGTTGGTGTCGCGTGGAG region – Fig. 7 Fwd: GTTCTTCTTGCTTCAAACCAGCTTCAAGG (starts at position 29,228 in BPs genome) RepressorRev: GTGTAGTGATCGCTTCGGAATGTCATGC (ends at position 29,593 in BPs genome) insensitive BPs mutants 33-34 intergenic region – Fig. 9 CACCGACGCGACATATGTCGACTGACGACATATGTCGCAGCCTGG 2 half sites 5bp apart – Fig. 8 CACCGACGAAGTGCCACGATACTGACGACATATGTCGCAGCCTGG Left half site ablated (5bp apart) – Fig. 8 CACCGACGCGACATATGTCGACTGAAAGTGCCACGATCAGCCTGG Right half site ablated (5bp apart) – Fig. 8 ACCGACGCGACATATGTCGACGCTTGACGACATATGTCGCAGCCT 2 half sites 8bp apart – Fig. 8 CCGACGAAGTGCCACGATACGCTTGACGACATATGTCGCAGCCTG Left half site ablated (8bp apart) – Fig. 8 CCGACGCGACATATGTCGACGCTTGAAAGTGCCACGATCAGCCTG Right half site ablated (8bp apart) – Fig. 8 Sequences corresponding to operator half sites are underlined. Bold type denotes non-phage sequences 2