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Table 2 Oligonucleotides used in this study

From: Lambda Red-mediated Recombineering in the Attaching and Effacing Pathogen Escherichia albertii

Primers

Purpose

Sequence

SB2454

5′ primer for replacing ler with cat

GATTAGGTCATTAATAGCTTAATATATTAAAGCATGCGGAGATTATTTATcatatgaatatcctcctta

SB2455

3′ primer for replacing ler with cat

TATCGTTATCATCTAATGGTTTTATATTAAATATTTTTCAGCGGCATTAAgtgtaggctggagctgcttc

SB2456

5′ primer to verify ler deletion

gcg GAATTCCCTTTAGCTCCTGGCACTTTTGAAC

SB2457

3′ primer to verify ler deletion

gcg AAGCTTTGACGTAATATTTTATTCAGCTGAT

SB2464

5′ primer for replacing grlRA with kan

TGGATAGAACAAATTGAAAGGAGTGAGGTTGGTATGAAACTGAGTGAGTTgtgtaggctggagctgcttc

SB2467

3′ primer for replacing grlRA with kan

ATGTATGTGAAAAGTTATGTCTAACTCCCTTTTTTCCGTCTCATGATCATttccggggatccgtcgacct

SB2470

5′ primer to verify grlRA deletion

gcg GAATTCTGAGCCTGTGGCACAATTGAT

SB2471

3′ primer to verify grlRA deletion

gcg AAGCTTGCAGTCTGATGAAGTGATCCC

SB2481

5′ primer for replacing hfq with cat

TCAGAATCGAAAGGTTCAAAGTACAAATAAGCATATAAGGAAAAGAGAGAcatatgaatatcctcctta

SB2482

3′ primer for replacing hfq with cat

AAAAACAGCCCGAAACCTTATTCGGTTTCTTCGCTGTCCTGTTGCGCGGAgtgtaggctggagctgcttc

SB2485

5′ primer to verify hfq deletion

gcg GAATTCGCTATCGCAGGCTGAATGTGT

SB2486

3′ primer to verify hfq deletion

gcg AAGCTTACCAGCATCATAACGGTCAAA

  1. Uppercase unbolded letters = oligonucleotide sequence homologous to the bacterial chromosome; lowercase letters = sequence complementary to the template pKD3 (for cat) or pKD13 (for kan); Uppercase bolded letters = Restriction sites; lowercase italicized letters – trinucleotide sequence flanking restriction sites