TABLE 2.

Primers used in this study

Gene and primer	Sequence
iruA
a1-1F	5′-GCG CTC GAG ATT GAG GAA TTA AGT GAT GC-3′
a1-1R	5′-GCG GAT CCA GGA TCG TCT TTA CTC TCA G-3′
a1-1uF	5′-ATC GCG AAA CTC ATC GAG GAG CAA-3′
a1-1uR	5′-TTC TTT CGG CCA ACT CAG TGG CTT-3′
a1-1dF	5′-AGC AGC TGA AGA ATC GAG AGT AGC-3′
a1-1dR	5′-TGA GCG TGA ATC TGG ATG AAG AGA AC-3′
a1rt-F	5′-ACA AGA GCT AAG TCT GCA GG-3′
a1rt-R	5′-AGC AAG CTG AGA AGC ATA GG-3′
iruB
b5-1F	5′-GCG CTC GAG AAC GAC TCA GAA CGT TTA GC-3′
b5-1R	5′-GCG GAT CCC TTA AAT TGA AAA GTC CGT G-3′
b5-1uF	5′-ATT CCG CCA AAT CAA CGT AGG TGC-3′
b5-1uR	5′-ATA AGT GAC CGC TGC GTC AGG ATT-3′
b5-1dR	5′-CAT GAT CGC CAG TTC TTG GTT GTT G-3′
b51rt-F	5′-ACT GCG ACA AGA GCT CAA GT-3′
b51rt-R	5′-GTT GTC TAT CGG TCC AGA TG-3′