Table 2.

Oligonucleotides

Name	Sequence	Purpose
OL4	5′-GACAGAACAACGATTGCCAG-3′	PCR switch assay
OL20	5′-CCGTAACGCAGACTCATCCTC-3′	PCR switch assay
BSFORBIO	5′-CCACCTCATGCAATATAAAC-3′	Probe for gel retardation assays
BSREVBIO	5′-CCCCCAAAAGATGAAACATTT-3′	Probe for gel retardation assays
SpvR11	5′-CCAAGCTTCAGTACTGATCTTGCGATACTG-3′	Probe for gel retardation assays
SpvR14	5′-CCCAAGCTTCAGGTCACCGCCATCCTGTTTTTGC-3′	Probe for gel retardation assays
COL-DFP	5′-GAGAAGAGGTTTGATTTAAC-3′	Probe for DNase I footprinting
COL69	5′-GAGTTTGACTGCCAACACT-3′	Probe for DNase I footprinting and primer for Sanger sequencing
FBSFOR2	5′-CAATAGAATATTAAGGGGTTAGCTAAACT- GAAAAAG-3′	Mutagenesis of Fis binding site
FBSREV2	5′-CTTTTTCAGTTTAGCTAACCCCTTAATATTCTATTG-3′	Mutagenesis of Fis binding site