TABLE 3.

Oligonucleotides used in this study

Oligonucleotide	Purpose	Sequence (5′→3′)
TOPR1K	Amplification of upstream region of phoR1	CGGGTACCTGACGCTGACCGGTGG
TOPR1B1	Amplification of upstream region of phoR1	GCGGATCCATGGGCGGGGCGGCCTC
TOPR1B2	Amplification of upstream region of phoR1	AGGGATCCTTCGGCCCGTCGAGG
TOPR1B3	Amplification of upstream region of phoR1	GGGGATCCAGCAGGTCGAGCTGCC
RTP1C	Synthesis of cDNA from phoP1	TCTCGCGCAGCCGCTTGATG
P1E3RC	Synthesis of cDNA from phoR1	CTCCACCAGTTCGGACA
RTP1F	Amplification inside phoP1	CATCCTGATTATCGAGGACG
RTP1R	Amplification inside phoP1	ACTTCCTCGCCCTTCACACG
P1E15U	Amplification inside phoR1	GTGATGGGCGTGCGCAG
P1E15R	Amplification inside phoR1	CGCCATCGACTCGCTGC
P1EcoRI	Amplification of upstream region of phoP1	GGGAATTCAGACTCCTTCCAGCCGCTCAT
P1BamHI	Amplification of upstream region of phoP1	GGGGATCCTCGTCCTCGATAATCAGGAT