LOCUS       sequence-247760-        3272 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Blunt-end cloning vector of PCR-products using ZERO-backgound 
            system.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 3272)
  AUTHORS   Motohashi K
  TITLE     A novel series of high-efficiency vectors for TA cloning and 
            blunt-end cloning of PCR products.
  JOURNAL   Sci Rep. 2019 Apr 23;9(1):6417. doi: 10.1038/s41598-019-42868-6.
  PUBMED    31015513
REFERENCE   2  (bases 1 to 3272)
  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: "Sci Rep."; 
            date: "2019-04-23"; volume: "9(1):6417. doi"; pages: " 
            10.1038/s41598-019-42868-6"
COMMENT     Sequence Label: pCRZero
FEATURES             Location/Qualifiers
     source          1..3272
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(10..28)
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        96..200
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(201..269,270..1061)
                     /codon_start=1
                     /gene="bla"
                     /product="beta-lactamase"
                     /label=AmpR
                     /note="confers resistance to ampicillin, carbenicillin, and
                     related antibiotics"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     primer_bind     complement(419..438)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     rep_origin      1232..1820
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     1721..1740
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     1974..1991
                     /label=L4440
                     /note="L4440 vector, forward primer"
     protein_bind    2108..2129
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     promoter        join(2144..2149,2150..2167,2168..2174)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    2182..2198
                     /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)."
     primer_bind     2187..2209
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     primer_bind     2206..2222
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     2206..2222
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     CDS             2218..2871
                     /codon_start=1
                     /gene="lacZ fragment"
                     /product="LacZ-alpha fragment of beta-galactosidase"
                     /label=lacZ-alpha
                     /translation="MTMITPSYLGDTIEYSSYASSLVPSSDPLVTAASVLEFCRYPSHW
                     RPLEHASRGPNSPYSKSYYNSLAVVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEART
                     DRPSQQLRSLYVRQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVS
                     RELYPVVHIGDESWRMMTTDMASVPVSVIGEEVADLSHRENDIKNAINLMFWGI"
     promoter        2240..2258
                     /label=SP6 promoter
                     /note="promoter for bacteriophage SP6 RNA polymerase"
     primer_bind     2240..2257
                     /label=SP6
                     /note="SP6 promoter, forward primer"
     primer_bind     complement(2415..2431)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     CDS             2569..2871
                     /codon_start=1
                     /gene="ccdB"
                     /product="CcdB, a bacterial toxin that poisons DNA gyrase"
                     /label=ccdB
                     /note="Plasmids containing the ccdB gene cannot be 
                     propagated in standard E. coli strains."
                     /translation="QFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKV
                     SRELYPVVHIGDESWRMMTTDMASVPVSVIGEEVADLSHRENDIKNAINLMFWGI"
     primer_bind     2750..2769
                     /label=ccdB-fwd
                     /note="ccdB gene, forward primer"
     primer_bind     complement(2878..2894)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(3103..3122)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     3222..3244
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
ORIGIN
        1 gacgaaaggg cctcgtgata cgcctatttt tataggttaa tgtcatgata ataatggttt
       61 cttagacgtc aggtggcact tttcggggaa atgtgcgcgg aacccctatt tgtttatttt
      121 tctaaataca ttcaaatatg tatccgctca tgagacaata accctgataa atgcttcaat
      181 aatattgaaa aaggaagagt atgagtattc aacatttccg tgtcgccctt attccctttt
      241 ttgcggcatt ttgccttcct gtttttgctc acccagaaac gctggtgaaa gtaaaagatg
      301 ctgaagatca gttgggtgca cgagtgggtt acatcgaact ggatctcaac agcggtaaga
      361 tccttgagag ttttcgcccc gaagaacgtt ttccaatgat gagcactttt aaagttctgc
      421 tatgtggcgc ggtattatcc cgtattgacg ccgggcaaga gcaactcggt cgccgcatac
      481 actattctca gaatgacttg gttgagtact caccagtcac agaaaagcat cttacggatg
      541 gcatgacagt aagagaatta tgcagtgctg ccataaccat gagtgataac actgcggcca
      601 acttacttct gacaacgatc ggaggaccga aggagctaac cgcttttttg cacaacatgg
      661 gggatcatgt aactcgcctt gatcgttggg aaccggagct gaatgaagcc ataccaaacg
      721 acgagcgtga caccacgatg cctgtagcaa tggcaacaac gttgcgcaaa ctattaactg
      781 gcgaactact tactctagct tcccggcaac aattaataga ctggatggag gcggataaag
      841 ttgcaggacc acttctgcgc tcggcccttc cggctggctg gtttattgct gataaatctg
      901 gagccggtga gcgtgggtct cgcggtatca ttgcagcact ggggccagat ggtaagccct
      961 cccgtatcgt agttatctac acgacgggga gtcaggcaac tatggatgaa cgaaatagac
     1021 agatcgctga gataggtgcc tcactgatta agcattggta actgtcagac caagtttact
     1081 catatatact ttagattgat ttaaaacttc atttttaatt taaaaggatc taggtgaaga
     1141 tcctttttga taatctcatg accaaaatcc cttaacgtga gttttcgttc cactgagcgt
     1201 cagaccccgt agaaaagatc aaaggatctt cttgagatcc tttttttctg cgcgtaatct
     1261 gctgcttgca aacaaaaaaa ccaccgctac cagcggtggt ttgtttgccg gatcaagagc
     1321 taccaactct ttttccgaag gtaactggct tcagcagagc gcagatacca aatactgttc
     1381 ttctagtgta gccgtagtta ggccaccact tcaagaactc tgtagcaccg cctacatacc
     1441 tcgctctgct aatcctgtta ccagtggctg ctgccagtgg cgataagtcg tgtcttaccg
     1501 ggttggactc aagacgatag ttaccggata aggcgcagcg gtcgggctga acggggggtt
     1561 cgtgcacaca gcccagcttg gagcgaacga cctacaccga actgagatac ctacagcgtg
     1621 agctatgaga aagcgccacg cttcccgaag ggagaaaggc ggacaggtat ccggtaagcg
     1681 gcagggtcgg aacaggagag cgcacgaggg agcttccagg gggaaacgcc tggtatcttt
     1741 atagtcctgt cgggtttcgc cacctctgac ttgagcgtcg atttttgtga tgctcgtcag
     1801 gggggcggag cctatggaaa aacgccagca acgcggcctt tttacggttc ctggcctttt
     1861 gctggccttt tgctcacatg ttctttcctg cgttatcccc tgattctgtg gataaccgta
     1921 ttaccgcctt tgagtgagct gataccgctc gccgcagccg aacgaccgag cgcagcgagt
     1981 cagtgagcga ggaagcggaa gagcgcccaa tacgcaaacc gcctctcccc gcgcgttggc
     2041 cgattcatta atgcagctgg cacgacaggt ttcccgactg gaaagcgggc agtgagcgca
     2101 acgcaattaa tgtgagttag ctcactcatt aggcacccca ggctttacac tttatgcttc
     2161 cggctcgtat gttgtgtgga attgtgagcg gataacaatt tcacacagga aacagctatg
     2221 accatgatta cgccaagcta tttaggtgac actatagaat actcaagcta tgcatcaagc
     2281 ttggtaccga gctcggatcc actagtaacg gccgccagtg tgctggaatt ctgcagatat
     2341 ccatcacact ggcggccgct cgagcatgca tctagagggc ccaattcgcc ctattcgaag
     2401 tcgtattaca attcactggc cgtcgtttta caacgtcgtg actgggaaaa ccctggcgtt
     2461 acccaactta atcgccttgc agcacatccc cctttcgcca gctggcgtaa tagcgaagag
     2521 gcccgcaccg atcgcccttc ccaacagttg cgcagcctat acgtacggca gtttaaggtt
     2581 tacacctata aaagagagag ccgttatcgt ctgtttgtgg atgtacagag tgatattatt
     2641 gacacgccgg ggcgacggat ggtgatcccc ctggccagtg cacgtctgct gtcagataaa
     2701 gtctcccgtg aactttaccc ggtggtgcat atcggggatg aaagctggcg catgatgacc
     2761 accgatatgg ccagtgtgcc ggtctccgtt atcggggaag aagtggctga tctcagccac
     2821 cgcgaaaatg acatcaaaaa cgccattaac ctgatgttct ggggaatata acttggcact
     2881 ggccgtcgtt ttacaacgtc gtgactggga aaaccctggc gttacccaac ttaatcgcct
     2941 tgcagcacat ccccctttcg ccagctggcg taatagcgaa gaggcccgca ccgatcgccc
     3001 ttcccaacag ttgcgcagcc tgaatggcga atggcgcctg atgcggtatt ttctccttac
     3061 gcatctgtgc ggtatttcac accgcatatg gtgcactctc agtacaatct gctctgatgc
     3121 cgcatagtta agccagcccc gacacccgcc aacacccgct gacgcgccct gacgggcttg
     3181 tctgctcccg gcatccgctt acagacaagc tgtgaccgtc tccgggagct gcatgtgtca
     3241 gaggttttca ccgtcatcac cgaaacgcgc ga
//
