LOCUS       sequence-54707-e        6100 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  synthetic circular DNA
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6100)
  TITLE     OPPF-UK pOPIN vectors
  JOURNAL   Unpublished
REFERENCE   2  (bases 1 to 6100)
  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: 
            "Unpublished"
COMMENT     Sequence Label: pOPINE-3C-CD4
FEATURES             Location/Qualifiers
     source          1..6100
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     misc_recomb     181..1008
                     /label=baculovirus recombination region (lef2/ORF603)
                     /note="contains ORF603 and part of lef2"
     CDS             181..305
                     /codon_start=3
                     /product="baculovirus late expression factor 2"
                     /label=lef2
                     /translation="HLLIKSQDVYKPPNCQKMKTVDKLCPFAGNCKGLNPICNY"
     CDS             complement(343..948)
                     /codon_start=1
                     /product="baculovirus ORF603 protein"
                     /label=ORF603
                     /translation="MAVIFNNKQLLADNSIEKGGELFLFNGSYNILESYVNPVLLKNGV
                     IELEEAAYYAGNILYKTDDPKFIDYINLIIKATHSEELPENSTVVNYRKTMRSGTIHPI
                     KKDIYIYDNKKFTLYDRYIYGYDNNYVNFYEEKNEKEKEYEEEDDKASSLCENKIILSQ
                     INCESFENDFKYYLSDYNYAFSIIDNTTNVLVAFGLYR"
     enhancer        1140..1443
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        1449..1726
                     /label=chicken beta-actin promoter
     primer_bind     2005..2027
                     /label=pCAGGS-5
                     /note="Chimeric intron in CAG promoter, forward primer"
     primer_bind     2089..2108
                     /label=pCAG-F
                     /note="Rabbit beta-globin intron, for pCAG plasmids, 
                     forward primer"
     primer_bind     2150..2169
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        2150..2168
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     protein_bind    2169..2193
                     /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        2209..2318
                     /label=p10 promoter
                     /note="baculovirus promoter for expression in insect cells"
     CDS             2339..2356
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     protein_bind    2409..2430
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     promoter        join(2445..2450,2451..2468,2469..2475)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    2483..2499
                     /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     2488..2510
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     primer_bind     2507..2523
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     2507..2523
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     CDS             2519..2692
                     /codon_start=1
                     /gene="lacZ fragment"
                     /product="LacZ-alpha fragment of beta-galactosidase"
                     /label=lacZ-alpha
                     /translation="MTMITDSLAVVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEART
                     DRPSQQLRSLNGE"
     primer_bind     complement(2539..2556)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(2539..2555)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(2548..2570)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     CDS             2712..2735
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     CDS             3288..3305
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(3395..3414)
                     /label=Bglob-pA-R
                     /note="Rabbit beta-globin polyA region, reverse primer"
     polyA_signal    3460..3515
                     /label=beta-globin poly(A) signal
                     /note="rabbit beta-globin polyadenylation signal (Gil and 
                     Proudfoot, 1987)"
     primer_bind     complement(3514..3533)
                     /label=rbglobpA-R
                     /note="Rabbit beta-globin polyA, reverse primer. Also 
                     called rb-glob-pA-term-R"
     terminator      3603..3650
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     misc_recomb     3663..4368
                     /label=baculovirus recombination region (ORF1629)
                     /note="contains part of ORF1629"
     3'UTR           3751..4123
                     /label=polyhedrin 3' UTR
                     /note="3' UTR from the Autographa californica 
                     nucleopolyhedrovirus polyhedrin gene (Suzuki et al., 2006)"
     CDS             complement(3780..4368)
                     /codon_start=2
                     /product="baculovirus capsid-associated protein"
                     /label=ORF1629
                     /note="required for viral replication"
                     /translation="IPKSSTTNLIADVLADTINRRRVAMAKSSSEATSNDEGWDDDDNR
                     PNKANTPDVKYVQALFNVFTSSQLYTNDSDERNTKAHNILNDVEPLLQNKTQTNIDKAR
                     LLLQDLASFVALSENPLDSPAIGSEKQPLFETNRNLFYKSIEDLIFKFRYKDAENHLIF
                     ALTYHPKDYKFNELLKYVQQLSVNQQRTESSA"
     protein_bind    complement(4377..4410)
                     /label=loxP
                     /bound_moiety="Cre recombinase"
                     /note="Cre-mediated recombination occurs in the 8-bp core 
                     sequence (ATGTATGC) (Shaw et al., 2021)."
     rep_origin      complement(4578..5165)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4657..4676)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5178..5969,5970..6038))
                     /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     5801..5820
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
ORIGIN
        1 tcctgcatct tttaatcaaa tcccaagatg tgtataaacg cgccggtatg tacaggaaga
       61 ggtttatact aaactgttac attgcaaacg tggtttcgtg tgccaagtgt gaaaaccgat
      121 gtttaatcaa ggctctgacg catttctaca accacgactc caagtgtgtg ggtgaagtca
      181 tgcatctttt aatcaaatcc caagatgtgt ataaaccacc aaactgccaa aaaatgaaaa
      241 ctgtcgacaa gctctgtccg tttgctggca actgcaaggg tctcaatcct atttgtaatt
      301 attgaataat aaaacaatta taaatgtcaa atttgttttt tattaacgat acaaaccaaa
      361 cgcaacaaga acatttgtag tattatctat aattgaaaac gcgtagttat aatcgctgag
      421 gtaatattta aaatcatttt caaatgattc acagttaatt tgcgacaata taattttatt
      481 ttcacataaa ctagacgcct tgtcgtcttc ttcttcgtat tccttctctt tttcattttt
      541 ctcttcataa aaattaacat agttattatc gtatccatat atgtatctat cgtatagagt
      601 aaattttttg ttgtcataaa tatatatgtc ttttttaatg gggtgtatag taccgctgcg
      661 catagttttt ctgtaattta caacagtgct attttctggt agttcttcgg agtgtgttgc
      721 tttaattatt aaatttatat aatcaatgaa tttgggatcg tcggttttgt acaatatgtt
      781 gccggcatag tacgcagctt cttctagttc aattacacca ttttttagca gcaccggatt
      841 aacataactt tccaaaatgt tgtacgaacc gttaaacaaa aacagttcac ctcccttttc
      901 tatactattg tctgcgagca gttgtttgtt gttaaaaata acagccattg taatgagacg
      961 cacaaactaa tatcacaaac tggaaatgtc tatcaatata tagttgctga tggccggccg
     1021 taatgagacg cacaaactaa tatcacaaac tggaaatgtc tatcaatata tagttgctct
     1081 agttattaat agtaatcaat tacggggtca ttagttcata gcccatatat ggagttccgc
     1141 gttacataac ttacggtaaa tggcccgcct ggctgaccgc ccaacgaccc ccgcccattg
     1201 acgtcaataa tgacgtatgt tcccatagta acgccaatag ggactttcca ttgacgtcaa
     1261 tgggtggagt atttacggta aactgcccac ttggcagtac atcaagtgta tcatatgcca
     1321 agtacgcccc ctattgacgt caatgacggt aaatggcccg cctggcatta tgcccagtac
     1381 atgaccttat gggactttcc tacttggcag tacatctacg tattagtcat cgctattacc
     1441 atgcatggtc gaggtgagcc ccacgttctg cttcactctc cccatctccc ccccctcccc
     1501 acccccaatt ttgtatttat ttatttttta attattttgt gcagcgatgg gggcgggggg
     1561 gggggggggg cgcgcgccag gcggggcggg gcggggcgag gggcggggcg gggcgaggcg
     1621 gagaggtgcg gcggcagcca atcagagcgg cgcgctccga aagtttcctt ttatggcgag
     1681 gcggcggcgg cggcggccct ataaaaagcg aagcgcgcgg cgggcgggag tcgctgcgcg
     1741 ctgccttcgc cccgtgcccc gctccgccgc cgcctcgcgc cgcccgcccc ggctctgact
     1801 gaccgcgtta ctcccacagg tgagcgggcg ggacggccct tctccttcgg gctgtaatta
     1861 gcgcttggtt taatgacggc ttgtttcttt tctgtggctg cgtgaaagcc ttgaggggct
     1921 ccgggagggc cctttgtgcg gggggagcgg ctcggggctg tccgcggggg gacggctgcc
     1981 ttcggggggg acggggcagg gcggggttcg gcttctggcg tgtgaccggc ggctctagag
     2041 cctctgctaa ccatgttcat gccttcttct ttttcctaca gctcctgggc aacgtgctgg
     2101 ttattgtgct gtctcatcat tttggcaaag aattggatcg gaccgaaatt aatacgactc
     2161 actatagggg aattgtgagc ggataacaat tccccggagt taatccggga cctttaattc
     2221 aacccaacac aatatattat agttaaataa gaattattat caaatcattt gtatattaat
     2281 taaaatacta tactgtaaat tacattttat ttacaatcaa aggagatata ccatggcaca
     2341 ccatcaccac catcacagca gcggtaccgt cgacccgact ggaaagcggg cagtgagcgc
     2401 aacgcaatta atgtgagtta gctcactcat taggcacccc aggctttaca ctttatgctt
     2461 ccggctcgta tgttgtgtgg aattgtgagc ggataacaat ttcacacagg aaacagctat
     2521 gaccatgatt acggattcac tggccgtcgt tttacaacgt cgtgactggg aaaaccctgg
     2581 cgttacccaa cttaatcgcc ttgcagcaca tccccctttc gccagctggc gtaatagcga
     2641 agaggcccgc accgatcgcc cttcccaaca gttgcgcagc ctgaatggcg aatggcgcca
     2701 agctgtttaa actggaagtt ctgtttcagg gcccgacatc catcacggcc tataagagtg
     2761 agggggagtc agcggagttc tccttcccac tcaaccttgg agaggaaagc ctgcagggag
     2821 agttgagatg gaaggcagag aaggctcctt cttcccagtc ctggatcacc ttctccctaa
     2881 agaaccaaaa ggtgtctgtg cagaagtcta ctagcaaccc caagttccag ctgtccgaaa
     2941 cgctcccact cacccttcag ataccccagg tctcccttca gtttgctggt tctggcaacc
     3001 tgaccctgac tctggacaga gggatactgt atcaggaagt gaacctggtg gtgatgaaag
     3061 tgactcagcc cgacagcaac actttgacct gtgaggtgat gggacccacc tcacccaaga
     3121 tgagactgat cttgaagcag gagaatcagg aggccagggt ctccaggcag gagaaagtga
     3181 ttcaagtgca ggcccctgaa gcaggggtgt ggcaatgtct actgagtgaa ggtgaagagg
     3241 tcaagatgga ctccaagatc caggttttat ccaaagggtt gaataaacat caccatcacc
     3301 atcactaagt gattaacctc aggtgcaggc tgcctatcag aaggtggtgg ctggtgtggc
     3361 caatgccctg gctcacaaat accactgaga tcgatctttt tccctctgcc aaaaattatg
     3421 gggacatcat gaagcccctt gagcatctga cttctggcta ataaaggaaa tttattttca
     3481 ttgcaatagt gtgttggaat tttttgtgtc tctcactcgg aaggacatat gggagggcaa
     3541 atcatttaaa acatcagaat gagtatttgg tttagagttt ggcaacatat gcccatatgt
     3601 aactagcata accccttggg gcctctaaac gggtcttgag gggttttttg ctgaaagcat
     3661 gcggaggaaa ttctccttga agtttccctg gtgttcaaag taaaggagtt tgcaccagac
     3721 gcacctctgt tcactggtcc ggcgtattaa aacacgatac attgttatta gtacatttat
     3781 taagcgctag attctgtgcg ttgttgattt acagacaatt gttgtacgta ttttaataat
     3841 tcattaaatt tataatcttt agggtggtat gttagagcga aaatcaaatg attttcagcg
     3901 tctttatatc tgaatttaaa tattaaatcc tcaatagatt tgtaaaatag gtttcgatta
     3961 gtttcaaaca agggttgttt ttccgaaccg atggctggac tatctaatgg attttcgctc
     4021 aacgccacaa aacttgccaa atcttgtagc agcaatctag ctttgtcgat attcgtttgt
     4081 gttttgtttt gtaataaagg ttcgacgtcg ttcaaaatat tatgcgcttt tgtatttctt
     4141 tcatcactgt cgttagtgta caattgactc gacgtaaaca cgttaaatag agcttggaca
     4201 tatttaacat cgggcgtgtt agctttatta ggccgattat cgtcgtcgtc ccaaccctcg
     4261 tcgttagaag ttgcttccga agacgatttt gccatagcca cacgacgcct attaattgtg
     4321 tcggctaaca cgtccgcgat caaatttgta gttgagcttt ttggaattgc gatcgcataa
     4381 cttcgtatag catacattat acgaagttat aagctcggaa cgctgcgctc ggtcgttcgg
     4441 ctgcggcgag cggtatcagc tcactcaaag gcggtaatac ggttatccac agaatcaggg
     4501 gataacgcag gaaagaacat gtgagcaaaa ggccagcaaa aggccaggaa ccgtaaaaag
     4561 gccgcgttgc tggcgttttt ccataggctc cgccccctga cgagcatcac aaaaatcgac
     4621 gctcaagtca gaggtggcga aacccgacag gactataaag ataccaggcg tttccccctg
     4681 gaagctccct cgtgcgctct cctgttccga ccctgccgct taccggatac ctgtccgcct
     4741 ttctcccttc gggaagcgtg gcgctttctc aatgctcacg ctgtaggtat ctcagttcgg
     4801 tgtaggtcgt tcgctccaag ctgggctgtg tgcacgaacc ccccgttcag cccgaccgct
     4861 gcgccttatc cggtaactat cgtcttgagt ccaacccggt aagacacgac ttatcgccac
     4921 tggcagcagc cactggtaac aggattagca gagcgaggta tgtaggcggt gctacagagt
     4981 tcttgaagtg gtggcctaac tacggctaca ctagaagaac agtatttggt atctgcgctc
     5041 tgctgaagcc agttaccttc ggaaaaagag ttggtagctc ttgatccggc aaacaaacca
     5101 ccgctggtag cggtggtttt tttgtttgca agcagcagat tacgcgcaga aaaaaaggat
     5161 ctcaagaaga tcctttgtta ccaatgctta atcagtgagg cacctatctc agcgatctgt
     5221 ctatttcgtt catccatagt tgcctgactc cccgtcgtgt agataactac gatacgggag
     5281 ggcttaccat ctggccccag tgctgcaatg ataccgcgag acccacgctc accggctcca
     5341 gatttatcag caataaacca gccagccgga agggccgagc gcagaagtgg tcctgcaact
     5401 ttatccgcct ccatccagtc tattaattgt tgccgggaag ctagagtaag tagttcgcca
     5461 gttaatagtt tgcgcaacgt tgttgccatt gctacaggca tcgtggtgtc acgctcgtcg
     5521 tttggtatgg cttcattcag ctccggttcc caacgatcaa ggcgagttac atgatccccc
     5581 atgttgtgca aaaaagcggt tagctccttc ggtcctccga tcgttgtcag aagtaagttg
     5641 gccgcagtgt tatcactcat ggttatggca gcactgcata attctcttac tgtcatgcca
     5701 tccgtaagat gcttttctgt gactggtgag tactcaacca agtcattctg agaatagtgt
     5761 atgcggcgac cgagttgctc ttgcccggcg tcaatacggg ataataccgc gccacatagc
     5821 agaactttaa aagtgctcat cattggaaaa cgttcttcgg ggcgaaaact ctcaaggatc
     5881 ttaccgctgt tgagatccag ttcgatgtaa cccactcgtg cacccaactg atcttcagca
     5941 tcttttactt tcaccagcgt ttctgggtga gcaaaaacag gaaggcaaaa tgccgcaaaa
     6001 aagggaataa gggcgacacg gaaatgttga atactcatac tcttcctttt tcaatattat
     6061 tgaagcattt atcagggtta ttgtctcatg tccgcgcgtt
//
