LOCUS       sequence-163345-         831 bp    DNA     linear   UNA 15-DEC-2025
DEFINITION  Encodes illumina barcodes for allele frequency sequencing 
            (FREQ-Seq-Squared).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      natural DNA sequence
  ORGANISM  unspecified
REFERENCE   1  (bases 1 to 831)
  AUTHORS   Zhao R, Lukacsovich T, Gaut R, Emerson JJ
  TITLE     FREQ-Seq2: a method for precise high-throughput combinatorial 
            quantification of allele frequencies.
  JOURNAL   G3 (Bethesda). 2023 Sep 30;13(10):jkad162. doi: 
            10.1093/g3journal/jkad162.
  PUBMED    37494033
REFERENCE   2  (bases 1 to 831)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Dec 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: "G3 
            (Bethesda)."; date: "2023-09-30"; volume: "13(10):jkad162. doi"; 
            pages: " 10.1093/g3journal/jkad162"
COMMENT     Sequence Label: TOPO-BC19
FEATURES             Location/Qualifiers
     source          1..831
                     /mol_type="genomic DNA"
                     /organism="unspecified"
     CDS             complement(78..524)
                     /codon_start=1
                     /gene="lacZ fragment"
                     /product="LacZ-alpha fragment of beta-galactosidase"
                     /label=lacZ-alpha
                     /translation="MTMITPSYLGDTIEYSSYASSLVPSSDPLVTAASVLEFALVSSGF
                     SSLTDRKSGSAGMPRPISYAVFCLRANSADIHHTGGRSSMHLEGPIRPIVSRITIHWPS
                     FYNVVTGKTLALPNLIALQHIPLSPAGVIAKRPAPIALPNSCAA"
     primer_bind     192..214
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     primer_bind     206..223
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     207..223
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     230..249
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        230..248
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     promoter        complement(484..502)
                     /label=SP6 promoter
                     /note="promoter for bacteriophage SP6 RNA polymerase"
     primer_bind     complement(485..502)
                     /label=SP6
                     /note="SP6 promoter, forward primer"
     primer_bind     complement(520..536)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(520..536)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(533..555)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    544..560
                     /label=lac operator
                     /bound_moiety="lac repressor encoded by lacI"
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
     promoter        complement(join(568..574,575..592,593..598))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    613..634
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(751..768)
                     /label=L4440
                     /note="L4440 vector, forward primer"
ORIGIN
        1 gtgtagcggt cacgctgcgc gtaaccacca cacccgccgc gcttaatgcg ccgctacagg
       61 gcgcgtccat tcgccattca ggctgcgcaa ctgttgggaa gggcgatcgg tgcgggcctc
      121 ttcgctatta cgccagctgg cgaaaggggg atgtgctgca aggcgattaa gttgggtaac
      181 gccagggttt tcccagtcac gacgttgtaa aacgacggcc agtgaattgt aatacgactc
      241 actatagggc gaattgggcc ctctagatgc atgctcgagc ggccgccagt gtgatggata
      301 tctgcagaat tcgcccttaa gcagaagacg gcatacgaga tcggtctcgg cattcctgct
      361 gaaccgctct tccgatctgt cagactagag aacccactgc ttacaagggc gaattccagc
      421 acactggcgg ccgttactag tggatccgag ctcggtacca agcttgatgc atagcttgag
      481 tattctatag tgtcacctaa atagcttggc gtaatcatgg tcatagctgt ttcctgtgtg
      541 aaattgttat ccgctcacaa ttccacacaa catacgagcc ggaagcataa agtgtaaagc
      601 ctggggtgcc taatgagtga gctaactcac attaattgcg ttgcgctcac tgcccgcttt
      661 ccagtcggga aacctgtcgt gccagctgca ttaatgaatc ggccaacgcg cggggagagg
      721 cggtttgcgt attgggcgct cttccgcttc ctcgctcact gactcgctgc gctcggtcgt
      781 tcggctgcgg cgagcggtat cagctcactc aaaggcggta atacggttat c
//
