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. 2020 Jul 2;86(14):e00525-20. doi: 10.1128/AEM.00525-20

TABLE 5.

Primers used in this studya

Primer Sequence (5′–3′)
Gene cloning
    EcAroG-Nde CCAACCATATGAATTATCAGAACGACGATTTACG
    EcAroG-D146N-RM GGGGTGATCATATTGAGAAACTC
    EcAroG-D146N-FM GAGTTTCTCAATATGATCACCCC
    EcAroG-R CAAAGCTTTTACCCGCGACGCGCTTTTAC
    AroG-RM-Nde GCTATTATCCATGTGCGGATCG
    AroG-FM-Nde CGATCCGCACATGGATAATAGC
    EcPheA-F CCAACCATATGACATCGGAAAACCCGTTAC
    EcPheA-R CACTCGAGTCAGGTTGGATCAACAGGCAC
    EcTyrA-F CCAACCATATGGTTGCTGAATTGACCGC
    EcTyrA-R CACTCGAGTTACTGGCGATTGTCATTCGCC
    EctktA-Nde CCAACCATATGTCCTCACGTAAAGAGCTTGCC
    EctktA-Xho CACTCGAGTTACAGCAGTTCTTTTGCTTTC
    ppsA-F CCAACCATATGTCCAACAATGGCTCGTC
    ppsA-R CACTCGAGTTATTTCTTCAGTTCAGCCAGG
    EcAroA-F CAACACCATGGAATCCCTGACGTTACAAC
    EcAroA-R CAAAGCTTTCAGGCTGCCTGGCTAATCC
    AroB-opt-gib-F GTTTAACTTTAAGAAGGAGATATACATATGGAGCGTATTGTCGTTACTC
    AroB-gib-R GTGGTGGTGGTGCTCGAGTTACGCTGATTGACAATCGGC
    AroC-gib-F GTTTAACTTTAAGAAGGAGATATACATATGGCTGGAAACACAATTGGAC
    AroC-gib-R GTGGTGGTGGTGCTCGAGTTACCAGCGTGGAATATCAGTC
    AroD-gib-F GTTTAACTTTAAGAAGGAGATATACATATGAAAACCGTAACTGTAAAAGATC
    AroD-gib-R GTGGTGGTGGTGCTCGAGTTATGCCTGGTGTAAAATAGTTAATAC
    AroE-gib-F GTTTAACTTTAAGAAGGAGATATACATATGGAAACCTATGCTGTTTTTGG
    AroE-gib-R GTGGTGGTGGTGCTCGAGTCACGCGGACAATTCCTCC
    AroL-gib-F GTTTAACTTTAAGAAGGAGATATACATATGACACAACCTCTTTTTCTGATC
    AroL-gib-R GTGGTGGTGGTGCTCGAGTCAACAATTGATCGTCTGTGCC
    ALCorEDB-F GAAATTAATACGACTCACTATAGGGGAATTG
    ALC-aroA-R TCAGGCTGCCTGGCTAATC
    ALC-aroL-F GATTAGCCAGGCAGCCTGACTTTAAGAAGGAGATATACATATGACAC
    ACL-aroL-R GGATGGCCTCCTTTAGATCCTCAACAATTGATCGTCTGTGC
    ALC-aroC-F GGATCTAAAGGAGGCCATCCATGGCTGGAAACACAATTGG
    ALCorEDB-R AGCCAACTCAGCTTCCTTTC
    aroALC-F1 ATGGAATCCCTGACGTTACAAC
    aroALC-R1 TTACCAGCGTGGAATATCAGTCTTC
    pET21a-ALC-F CTGATATTCCACGCTGGTAACTCGAGCACCACCACCACC
    pET21a-ALC-R GTAACGTCAGGGATTCCATGGTAATATCTCCTTCTTAAAGTTAAAC
    EDB-aroE-R CATATGTATATCTCCTTCTTAAAGTCACGCGGACAATTCCTCC
    EDB-aroD-F CGTGACTTTAAGAAGGAGATATACATATGAAAACCGTAACTGTAAAAGACC
    EDB-aroD-R GGATGGCCTCCTTTAGATCCTTATGCCTGGTGTAAAATAGTTAATAC
    ALC-aroB-F ATGGAGCGTATTGTCGTTACTCTGGGCGAACGTAGCTACC
    EDB-aroB-F2 GGATCTAAAGGAGGCCATCCATGGAGCGTATTGTCGTTACTC
    aroEDB-F1 ATGGAAACCTATGCTGTTTTTGG
    aroEDB-R1 TTACGCTGATTGACAATCGGC
    pET21a-EDB-F CGATTGTCAATCAGCGTAACTCGAGCACCACCACCACC
    pET21a-EDB-R CAAAAACAGCATAGGTTTCCATATGTATATCTCCTTCTTAAAGTTAAAC
    aroLC-DB-F CTTAAAGTTAAACAAAATTATTTCTAGAGG
    aroLC-R AAGGAGATATACATATGACACAACCTC
    aroAC-F CTTAAAGTCAGGCTGCCTGGC
    aroAC-R AAGGAGGCCATCCATGGCTGGAAAC
    aroAL-F TCAACAATTGATCGTCTGTGCC
    aroAL-ED-R CTCGAGCACCACCACCAC
    aroDB-R AAGGAGATATACATATGAAAACCGTAAC
    aroEB-F TCACGCGGACAATTCCTCC
    aroEB-R GGATCTAAAGGAGGCCATCCATG
    aroED-F TTATGCCTGGTGTAAAATAGTTAATACC
Amplification of integration cassette
    Delta-adhE-F CGAGCAGATGATTTACTAAAAAAGTTTAACATTATCAGGAGAGCATTATGATTCCGGGGATCCGTCGACC
    Delta-adhE-FRT-R CCGTTTATGTTGCCAGACAGCGCTACTGATTAAGCGGATTTTTTCGCTTTATTCGCCAATCCGGATATAG
    Delta-ldhA-F TATTTTTAGTAGCTTAAATGTGATTCAACATCACTGGAGAAAGTCTTATGATTCCGGGGATCCGTCGACC
    Delta-ldhA-FRT-R CTCCCCTGGAATGCAGGGGAGCGGCAAGATTAAACCAGTTCGTTCGGGCAATTCGCCAATCCGGATATAG
    Delta-pflBA-F CGAAGTACGCAGTAAATAAAAAATCCACTTAAGAAGGTAGGTGTTACATGATTCCGGGGATCCGTCGACC
    Delta-pflBA-FRT-R CTCAATAAAGTTGCCGCTTTACGGGGAAATTAGAACATTACCTTATGACCATTCGCCAATCCGGATATAG
    Delta-pflDC-F CTTCTCCCGCTCGCAAGGGCGGGTTCGCTTTCCCACAGGAGTTCCTCATGATTCCGGGGATCCGTCGACC
    Delta-pflDC-FRT-R AGGCGGTTACTGCCACCAGGTATGCCATTTTAACCTCCCACGGTAACCTGATTCGCCAATCCGGATATAG
    Delta-pykF-F GAAAGCAAGTTTCTCCCATCCTTCTCAACTTAAAGACTAAGACTGTCATGATTCCGGGGATCCGTCGACC
    Delta-pykF-FRT-R GATATACAAATTAATTCACAAAAGCAATATTACAGGACGTGAACAGATGCATTCGCCAATCCGGATATAG
    Delta-pykF-R GATATACAAATTAATTCACAAAAGCAATATTACAGGACGTGAACAGATGCTGTAGGCTGGAGCTGCTTCG
    Delta-ascF-F GACTGATAACAACTACATCTACCCTACTGATAACAGGATAAAATCCGATGATTCCGGGGATCCGTCGACC
    Delta-ascF-FRT-R ACTTTCTGGAAATACTGACATTTTCATCCTCAATTAAGACTTACTTCTTTATTCGCCAATCCGGATATAG
    Delta-ascF-R ACTTTCTGGAAATACTGACATTTTCATCCTCAATTAAGACTTACTTCTTTTGTAGGCTGGAGCTGCTTCG
    Delta-pykA-F TTTCATGTTCAAGCAACACCTGGTTGTTTCAGTCAACGGAGTATTACATGATTCCGGGGATCCGTCGACC
    Delta-pykA-FRT-R TGGCGTTTTCGCCGCATCCGGCAACGTACTTACTCTACCGTTAAAATACGATTCGCCAATCCGGATATAG
    Delta-pykA-R TGGCGTTTTCGCCGCATCCGGCAACGTACTTACTCTACCGTTAAAATACGTGTAGGCTGGAGCTGCTTCG
    Delta-tyrB-F GTTTATTGTGTTTTAACCACCTGCCCGTAAACCTGGAGAACCATCGCGTGATTCCGGGGATCCGTCGACC
    Delta-tyrB-R GCTGGGTAGCTCCAGCCTGCTTTCCTGCATTACATCACCGCAGCAAACGCTGTAGGCTGGAGCTGCTTCG
    Delta-mtlA-F TCGGGCTTCCAGCCTGCGCGACAGCAAACATAAGAAGGGGTGTTTTTATGATTCCGGGGATCCGTCGACC
    Delta-mtlA-FRT-R CTTCTCCATGTGGAGAGGGTGGGATTGGATTACTTACGACCTGCCAGCAGATTCGCCAATCCGGATATAG
    Delta-tyrR-F GTGTCATATCATCATATTAATTGTTCTTTTTTCAGGTGAAGGTTCCCATGATTCCGGGGATCCGTCGACC
    Delta-tyrR-FRT-R TGGTGTTGCACCATCAGGCATATTCGCGCTTACTCTTCGTTCTTCTTCTGATTCGCCAATCCGGATATAG
    Delta-ldhA-feaB-F AAATATCTGTTTTAACTAATTGGCGTTGCAGTACATGCAACGCCAATTAGATTCCGGGGATCCGTCGACC
    Delta-ldhA-feaB-FRT-R TGCCGTTTTTTACTTATGAGCGAACCAGATTAATACCGTACACACACCGAATTCGCCAATCCGGATATAG
Check for integration
    k1 CAGTCATAGCCGAATAGCCTC
    k2 CGGTGCCCTGAATGAACTGC
    U-adhE CTGAATCACGGTTAGCTCCGAAG
    D-adhE TGCAGGCCGTGCCAGTCATCC
    U-ldhA CTCCGTCTGCGGCAATTTC
    D-ldhA GTCTGTTTTGCGGTCGC
    U-pflBA CCGCAAATGGTCAATGGGGAC
    D-pflBA CGTTATTCTCCAGAGGTTCATCAGC
    U-pflDC CAGTGGTGACGGCTGTTTGTG
    D-pflDC CGTTATTGAAAGGCTATGACCTGAAG
    U-pykF CAAAATCAGACAAATAACGC
    D-pykF GAGCTGCGTCATCTTTAG
    U-ascF GTAATTCACTAAAATAAATGCCGTGG
    D-ascF CGTAGCGGCTGAAAAACTCCACC
    U-pykA ACGCATGAGTTGTATGAATTGTAG
    D-pykA GTACTGGGGATATTATTTACCCG
    U-tyrB CAGTGCTGGTGAACGGTCG
    D-tyrB CGCTTTGCTGTTTTGCCGAG
    U-mtlA GCCAGAAGGGAGTCAGGCTG
    D-mtlA GATCAACGACATCATCACCAATGC
    U-tyrR GTTTAATTAATCGCATCGCCACGC
    D-tyrR CGTAAGTTTAACCAACTGGCAACTG
    U-ldhA-feaB CAGCGTTAACTGGTTCGCGGTC
    D-ldhA-feaB GCGCCAACAGATTTTCTG
a

Primers for amplification of integration cassette were selected by target chromosomal locus. For example, the primer pair delta-pykF-F/delta-pykF-FRT-R was selected when a gene would be integrated into the pykF locus of the chromosome (a gene cloned by pET21a-FRT was used as a template DNA). In such cases, gene integration was checked after Red recombination by the primer pair k1/U-pykF (about 1,000 bp) in addition to the primer pair k2/D-pykF (about 1,200 bp plus the length of a gene). For gene deletion, delta-pykF-R was used instead of delta-pykF-FRT-R, along with pKD13 as a template DNA.