Table 1.

Oligonucleotide primers used in this study

Primer	Sequence (5′→3′)a
virB-Tsc-For	GCAAGCTTATGACAGGCATATTTCAACGCGAC
virB-Tsc-Rev	GCGGATCCCGATTATTATGATAGCCTTAATTATAG
virB-Tsl-For	GCGGATCCATGACAGGCATATTTCAACGCGAC
virB-Tsl-Rev	GCAAGCTTCACCATAGGATCGTCTCCTTCTC
babR-Tsc-For	GCAAGCTTATTATCTAATTTAGAATGAAG
babR-Tsc-Rev	GCGGATCCATAAATATGAATTCTTGG
babR-Tsl-For	GCGGATCCCTAATTTAGAATGAAGTTATATTC
babR-Tsl-Rev	GCAAGCTTTTTCATTGCAGACATCCCAG
babR-Trunc-Up-For	GCGGATCCAAAAGACCACCTTGTTCCG
babR-Trunc-Up-Rev	CTTTCATCATAATTAGCGATTT
babR-Trunc-Down-For	TGAAAGATATGCTAGGAATGTTT
babR-Trunc-Down-Rev	GCCTGCAGACAAAGCTCAAGAGGCCGA
hfq-For	CATCAATGGTGATGACTGGCCAAA
hfq-Rev	CGAGCGTGGCGAAAAGCATA
Inverse-hfq-For	GCCTGACGCTTTCCGATATTG
Inverse-hfq-Rev	AGCCATTGTTTTTATTCCTT
hfq-comp-For	AAAGCATAAGGAAGTCGTGTCG
hfq-comp-Rev	CGCTTTTTTATCCTTGGGTT
16S-RT-For	TCTCACGACACGAGCTGACG
16S-RT-Rev	CGCAGAACCTTACCAGCCCT
virB1-RT-For	TGGCAGCACCTACGCACAAG
virB1-RT-Rev	GCCTTGTTCCTGACCGGGCA
babR-RT-For	AAGAATTATGCGCATGACCT
babR-RT-Rev	GTTCCCACCCATCTGGAAAT
babR-seq-For	TTATGTCCCTGGGGCATCGAAAGAC
babR-seq-Rev	AATAGACATGACATAGGATACATAC
babR-PE	CGTTTCAAAATAAATATGAATTCTTGGAAT
ΔbabR-Up-For	GCGGATCCGATATCCGCCTCTTTACGGA
ΔbabR-Up-Rev	TTTCATTGCAGACATCCCAGTAGCGTTTC
ΔbabR-Down-For	CTCTGACCTTTTCCAGTGTCCCTCGGCGG
ΔbabR-Down-Rev	GCCTGCAGATCGGCAGATAAGAAGAGGA
babR-comp-For	AACTGCAGGAGGAAACGGCAAAACAGCCCT
babR-comp-Rev	AATGTGTAGCCTTTTTCAGGGAAAG
babR-UTR-T7-For	TAATACGACTCACTATAGGGTAATCTTCGTAGAAGAAATATGAA
babR-UTR-T7-Rev	TGTTTCCCATTTCATTGCAGAC
babR-20-UTR-For	TAATACGACTCACTATAGGGTGAAAGATATGCTAGGAATGTTTAG
rHfq-For	GCGGTCTCCGCGCATGGCTGAACGATCGCAAATCT
rHfq-Rev	GCGGTCTCCTATCAGGCTTCCTCGCCTTCAAACAT
rBabR-For	CATGAAATGGGAAACATTTTATG
rBabR-Rev	AGGAGACCAAATGTACGGGCC
PvirB-For	CTGACTGGGCGTCATTCACAC
PvirB-Rev	CGTCTCCTTCTCAGAGAATGGACG
babR-RACE-Rev	CAGGTCATGCGCATAATTCTTTACT

^aUnderlined sections indicate restriction endonuclease recognition sequences.