Table 1

Oligos applied in this study. I: Synthesized DNA templates bearing either wild-type binding site (Zif_1) for zif268 or one of its variants (Zif_2 to Zif_6) used for generating DNA binding sites by PCR amplification, where KS-1 and SK-1 are two primers (low case). II: Oligos employed to construct five zif268 variants with QuickChange™ XL site-directed mutagenesis Kit (Stratagene) using pzif268 as a template.

I
Zif_1 tcgaggtcgacggtatcGCGTGGGCGCtccactagttctagagcggccgccac

Zif_2 tcgaggtcgacggtatcGCGTGGGCACtccactagttctagagcggccgccac

Zif_3 tcgaggtcgacggtatcGCGTGGGCCCtccactagttctagagcggccgccac

Zif_4 tcgaggtcgacggtatcGCGTGGGAGCtccactagttctagagcggccgccac

Zif_5 tcgaggtcgacggtatcGCGTGGGAACtccactagttctagagcggccgccac

Zif_6 tcgaggtcgacggtatcGCGTGGGACCtccactagttctagagcggccgccac

KS-1 tcgaggtcgacggtatc

SK*-1 gtggcggccgctctagaact (SK-1 was fluorescent labeled with either FAM, HEX, TAMRA, ROX, or CY5)

II
18Q_plus 5' CGCCGCTTTTCTcagTCGGATGAGCTTACCCGCC

18Q_minus 5' GGCGGGTAAGCTCATCCGActgAGAAAAGCGGCG

18D_plus 5' CGCCGCTTTTCTgatTCGGATGAGCTTACCCGCC

18D_minus 5' GGCGGGTAAGCTCATCCGAatcAGAAAAGCGGCG

21N_plus 5' CGCCGCTTTTCTCGCTCGGATaacCTTACCCGCC

21N_minus 5' GGCGGGTAAGgttATCCGAGCGAGAAAAGCGGCG

18Q_21N_plus 5' CGCCGCTTTTCTcagTCGGATaacCTTACCCGCC

18Q_21N_minus 5' GGCGGGTAAGgttATCCGActgAGAAAAGCGGCG

18D_21N_plus 5' CGCCGCTTTTCTgatTCGGATaacCTTACCCGCC

18D_21N_minus 5' GGCGGGTAAGgttATCCGAatcAGAAAAGCGGCG

Liu and Stormo BMC Bioinformatics 2005 6:176   doi:10.1186/1471-2105-6-176