LOCUS       sequence-324747-          78 bp    DNA     linear   UNA 15-DEC-2025
DEFINITION  Ptac promoter part (B).
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      natural DNA sequence
  ORGANISM  unspecified
REFERENCE   1  (bases 1 to 78)
  AUTHORS   Greco FV, Pandi A, Erb TJ, Grierson CS, Gorochowski TE
  TITLE     Harnessing the central dogma for stringent multi-level control of 
            gene expression.
  JOURNAL   Nat Commun. 2021 Mar 19;12(1):1738. doi: 10.1038/s41467-021-21995-7.
  PUBMED    33741937
REFERENCE   2  (bases 1 to 78)
  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: "Nat 
            Commun."; date: "2021-03-19"; volume: "12(1):1738. doi"; pages: " 
            10.1038/s41467-021-21995-7"
COMMENT     Sequence Label: pB-01
FEATURES             Location/Qualifiers
     source          1..78
                     /mol_type="genomic DNA"
                     /organism="unspecified"
     promoter        join(14..19,20..35,36..42)
                     /label=tac promoter
                     /note="strong E. coli promoter; hybrid between the trp and 
                     lac UV5 promoters"
     protein_bind    48..67
                     /label=lac operator (symmetric)
                     /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). The 
                     symmetric lac operator was optimized for tight binding of 
                     lac repressor."
ORIGIN
        1 ggtctcagga gtgttgacaa ttaatcatcg gctcgtataa tgtgtggaat tgtgagcgct
       61 cacaattagg ttgagacc
//
