LOCUS       sequence-433349-        6411 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Expresses anti-HER2 Tras Heavy chain-GSG-SpyTag003 in mammalian 
            cells. To be paired with Tras light chain to form the anti-HER2 Tras
            Fab.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6411)
  AUTHORS   Driscoll CL, Keeble AH, Howarth MR
  TITLE     SpyMask enables combinatorial assembly of bispecific binders.
  JOURNAL   Nat Commun. 2024 Mar 16;15(1):2403. doi: 10.1038/s41467-024-46599-9.
  PUBMED    38493197
REFERENCE   2  (bases 1 to 6411)
  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: "2024-03-16"; volume: "15(1):2403. doi"; pages: " 
            10.1038/s41467-024-46599-9"
COMMENT     Sequence Label: pcDNA3.1-Tras heavy chain-GSG-SpyTag003
FEATURES             Location/Qualifiers
     source          1..6411
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(44..63)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     enhancer        235..614
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        615..818
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     769..789
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     primer_bind     863..882
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        863..881
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     regulatory      932..941
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             1709..1756
                     /codon_start=1
                     /product="improved SpyTag variant that reacts with 
                     SpyCatcher003 at a rate approaching the diffusion limit 
                     (Keeble et al., 2019)"
                     /label=SpyTag003
                     /translation="RGVPHIVMVDAYKRYK"
     CDS             1760..1777
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(2002..2019)
                     /label=BGH-rev
                     /note="Bovine growth hormone terminator, reverse primer. 
                     Also called BGH reverse"
     polyA_signal    2008..2232
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     rep_origin      2278..2706
                     /direction=RIGHT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(2365..2384)
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     2575..2596
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     complement(2715..2735)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     promoter        2720..3049
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     rep_origin      2900..3035
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     primer_bind     2962..2981
                     /label=SV40pro-F
                     /note="SV40 promoter/origin, forward primer"
     CDS             3116..3910
                     /codon_start=1
                     /gene="aph(3')-II (or nptII)"
                     /product="aminoglycoside phosphotransferase from Tn5"
                     /label=NeoR/KanR
                     /note="confers resistance to neomycin, kanamycin, and G418 
                     (Geneticin(R))"
                     /translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKARMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     primer_bind     complement(3170..3189)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3780..3799
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     polyA_signal    4084..4205
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(4121..4140)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4175..4194
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(4254..4270)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4254..4270)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(4267..4289)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    4278..4294
                     /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(4302..4308,4309..4326,4327..4332))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4347..4368
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(4485..4502)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(4656..5244)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4736..4755)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5415..6206,6207..6275))
                     /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     6038..6057
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(6276..6380)
                     /gene="bla"
                     /label=AmpR promoter
ORIGIN
        1 gacggatcgg gagatctccc gatcccctat ggtgcactct cagtacaatc tgctctgatg
       61 ccgcatagtt aagccagtat ctgctccctg cttgtgtgtt ggaggtcgct gagtagtgcg
      121 cgagcaaaat ttaagctaca acaaggcaag gcttgaccga caattgcatg aagaatctgc
      181 ttagggttag gcgttttgcg ctgcttcgcg atgtacgggc cagatatacg cgttgacatt
      241 gattattgac tagttattaa tagtaatcaa ttacggggtc attagttcat agcccatata
      301 tggagttccg cgttacataa cttacggtaa atggcccgcc tggctgaccg cccaacgacc
      361 cccgcccatt gacgtcaata atgacgtatg ttcccatagt aacgccaata gggactttcc
      421 attgacgtca atgggtggag tatttacggt aaactgccca cttggcagta catcaagtgt
      481 atcatatgcc aagtacgccc cctattgacg tcaatgacgg taaatggccc gcctggcatt
      541 atgcccagta catgacctta tgggactttc ctacttggca gtacatctac gtattagtca
      601 tcgctattac catggtgatg cggttttggc agtacatcaa tgggcgtgga tagcggtttg
      661 actcacgggg atttccaagt ctccacccca ttgacgtcaa tgggagtttg ttttggcacc
      721 aaaatcaacg ggactttcca aaatgtcgta acaactccgc cccattgacg caaatgggcg
      781 gtaggcgtgt acggtgggag gtctatataa gcagagctct ctggctaact agagaaccca
      841 ctgcttactg gcttatcgaa attaatacga ctcactatag ggagacccaa gctggctagc
      901 gtttaaacgg gccctctaga ctcgagcggc cgccaccatg gggatccttc ccagccctgg
      961 gatgcctgcg ctgctctccc tcgtgagcct tctctccgtg ctgctgatgg gttgcgtagc
     1021 tggtaccgga gaggtgcagc tggtagagtc cggaggcggc ctcgtgcagc ccggtggcag
     1081 ccttaggctg agctgtgccg cgagtggctt caacatcaaa gacacctaca tccactgggt
     1141 ccgacaagcc cctgggaagg gcctggagtg ggtcgcccga atctacccca ccaacggcta
     1201 cacaaggtac gctgatagcg tgaaggggag gtttaccatt agcgcagaca ccagcaaaaa
     1261 caccgcatac ctccaaatga acagcttgcg agcggaggac accgccgtgt actactgcag
     1321 ccgatggggc ggatggggct tctatgccat ggactactgg ggccaaggca cacttgttac
     1381 cgtgtccagc gccagcacca agggcccctc cgtgttcccc ctggctccca gcagcaagag
     1441 cacctctggt ggaactgctg cgctcggttg cctggtgaag gattactttc ctgagcccgt
     1501 gacggtgagc tggaactccg gtgcgctgac cagcggagtg cacacctttc ccgccgtcct
     1561 gcaaagcagc ggcttgtact cactgagctc cgtggtgacc gtgccaagca gctctctggg
     1621 cacccagaca tacatctgca acgtgaacca taagccgagc aataccaagg tggacaagaa
     1681 ggtagagccc aagtcttgcg ggtccgggcg tggcgtgcct cacatcgtga tggtggacgc
     1741 ctacaagcgt tacaaggggc atcaccacca tcatcattga taaaccggta agctgagcag
     1801 cggctacaag gacgtgatcc tgtggttcag cttcggcgcc agctgcttca tcctgctggc
     1861 catcgtgatg ggcctggtgt tcatctgcgt gaagaacggc aacatgcggt gcaccatctg
     1921 catctgatga tatcgaattc caccacactg gactagtgga tccgagctcg gtaccaagct
     1981 taagtttaaa ccgctgatca gcctcgactg tgccttctag ttgccagcca tctgttgttt
     2041 gcccctcccc cgtgccttcc ttgaccctgg aaggtgccac tcccactgtc ctttcctaat
     2101 aaaatgagga aattgcatcg cattgtctga gtaggtgtca ttctattctg gggggtgggg
     2161 tggggcagga cagcaagggg gaggattggg aagacaatag caggcatgct ggggatgcgg
     2221 tgggctctat ggcttctgag gcggaaagaa ccagctgggg ctctaggggg tatccccacg
     2281 cgccctgtag cggcgcatta agcgcggcgg gtgtggtggt tacgcgcagc gtgaccgcta
     2341 cacttgccag cgccctagcg cccgctcctt tcgctttctt cccttccttt ctcgccacgt
     2401 tcgccggctt tccccgtcaa gctctaaatc gggggctccc tttagggttc cgatttagtg
     2461 ctttacggca cctcgacccc aaaaaacttg attagggtga tggttcacgt agtgggccat
     2521 cgccctgata gacggttttt cgccctttga cgttggagtc cacgttcttt aatagtggac
     2581 tcttgttcca aactggaaca acactcaacc ctatctcggt ctattctttt gatttataag
     2641 ggattttgcc gatttcggcc tattggttaa aaaatgagct gatttaacaa aaatttaacg
     2701 cgaattaatt ctgtggaatg tgtgtcagtt agggtgtgga aagtccccag gctccccagc
     2761 aggcagaagt atgcaaagca tgcatctcaa ttagtcagca accaggtgtg gaaagtcccc
     2821 aggctcccca gcaggcagaa gtatgcaaag catgcatctc aattagtcag caaccatagt
     2881 cccgccccta actccgccca tcccgcccct aactccgccc agttccgccc attctccgcc
     2941 ccatggctga ctaatttttt ttatttatgc agaggccgag gccgcctctg cctctgagct
     3001 attccagaag tagtgaggag gcttttttgg aggcctaggc ttttgcaaaa agctcccggg
     3061 agcttgtata tccattttcg gatctgatca agagacagga tgaggatcgt ttcgcatgat
     3121 tgaacaagat ggattgcacg caggttctcc ggccgcttgg gtggagaggc tattcggcta
     3181 tgactgggca caacagacaa tcggctgctc tgatgccgcc gtgttccggc tgtcagcgca
     3241 ggggcgcccg gttctttttg tcaagaccga cctgtccggt gccctgaatg aactgcagga
     3301 cgaggcagcg cggctatcgt ggctggccac gacgggcgtt ccttgcgcag ctgtgctcga
     3361 cgttgtcact gaagcgggaa gggactggct gctattgggc gaagtgccgg ggcaggatct
     3421 cctgtcatct caccttgctc ctgccgagaa agtatccatc atggctgatg caatgcggcg
     3481 gctgcatacg cttgatccgg ctacctgccc attcgaccac caagcgaaac atcgcatcga
     3541 gcgagcacgt actcggatgg aagccggtct tgtcgatcag gatgatctgg acgaagagca
     3601 tcaggggctc gcgccagccg aactgttcgc caggctcaag gcgcgcatgc ccgacggcga
     3661 ggatctcgtc gtgacccatg gcgatgcctg cttgccgaat atcatggtgg aaaatggccg
     3721 cttttctgga ttcatcgact gtggccggct gggtgtggcg gaccgctatc aggacatagc
     3781 gttggctacc cgtgatattg ctgaagagct tggcggcgaa tgggctgacc gcttcctcgt
     3841 gctttacggt atcgccgctc ccgattcgca gcgcatcgcc ttctatcgcc ttcttgacga
     3901 gttcttctga gcgggactct ggggttcgaa atgaccgacc aagcgacgcc caacctgcca
     3961 tcacgagatt tcgattccac cgccgccttc tatgaaaggt tgggcttcgg aatcgttttc
     4021 cgggacgccg gctggatgat cctccagcgc ggggatctca tgctggagtt cttcgcccac
     4081 cccaacttgt ttattgcagc ttataatggt tacaaataaa gcaatagcat cacaaatttc
     4141 acaaataaag catttttttc actgcattct agttgtggtt tgtccaaact catcaatgta
     4201 tcttatcatg tctgtatacc gtcgacctct agctagagct tggcgtaatc atggtcatag
     4261 ctgtttcctg tgtgaaattg ttatccgctc acaattccac acaacatacg agccggaagc
     4321 ataaagtgta aagcctgggg tgcctaatga gtgagctaac tcacattaat tgcgttgcgc
     4381 tcactgcccg ctttccagtc gggaaacctg tcgtgccagc tgcattaatg aatcggccaa
     4441 cgcgcgggga gaggcggttt gcgtattggg cgctcttccg cttcctcgct cactgactcg
     4501 ctgcgctcgg tcgttcggct gcggcgagcg gtatcagctc actcaaaggc ggtaatacgg
     4561 ttatccacag aatcagggga taacgcagga aagaacatgt gagcaaaagg ccagcaaaag
     4621 gccaggaacc gtaaaaaggc cgcgttgctg gcgtttttcc ataggctccg cccccctgac
     4681 gagcatcaca aaaatcgacg ctcaagtcag aggtggcgaa acccgacagg actataaaga
     4741 taccaggcgt ttccccctgg aagctccctc gtgcgctctc ctgttccgac cctgccgctt
     4801 accggatacc tgtccgcctt tctcccttcg ggaagcgtgg cgctttctca tagctcacgc
     4861 tgtaggtatc tcagttcggt gtaggtcgtt cgctccaagc tgggctgtgt gcacgaaccc
     4921 cccgttcagc ccgaccgctg cgccttatcc ggtaactatc gtcttgagtc caacccggta
     4981 agacacgact tatcgccact ggcagcagcc actggtaaca ggattagcag agcgaggtat
     5041 gtaggcggtg ctacagagtt cttgaagtgg tggcctaact acggctacac tagaagaaca
     5101 gtatttggta tctgcgctct gctgaagcca gttaccttcg gaaaaagagt tggtagctct
     5161 tgatccggca aacaaaccac cgctggtagc ggtggttttt ttgtttgcaa gcagcagatt
     5221 acgcgcagaa aaaaaggatc tcaagaagat cctttgatct tttctacggg gtctgacgct
     5281 cagtggaacg aaaactcacg ttaagggatt ttggtcatga gattatcaaa aaggatcttc
     5341 acctagatcc ttttaaatta aaaatgaagt tttaaatcaa tctaaagtat atatgagtaa
     5401 acttggtctg acagttacca atgcttaatc agtgaggcac ctatctcagc gatctgtcta
     5461 tttcgttcat ccatagttgc ctgactcccc gtcgtgtaga taactacgat acgggagggc
     5521 ttaccatctg gccccagtgc tgcaatgata ccgcgagacc cacgctcacc ggctccagat
     5581 ttatcagcaa taaaccagcc agccggaagg gccgagcgca gaagtggtcc tgcaacttta
     5641 tccgcctcca tccagtctat taattgttgc cgggaagcta gagtaagtag ttcgccagtt
     5701 aatagtttgc gcaacgttgt tgccattgct acaggcatcg tggtgtcacg ctcgtcgttt
     5761 ggtatggctt cattcagctc cggttcccaa cgatcaaggc gagttacatg atcccccatg
     5821 ttgtgcaaaa aagcggttag ctccttcggt cctccgatcg ttgtcagaag taagttggcc
     5881 gcagtgttat cactcatggt tatggcagca ctgcataatt ctcttactgt catgccatcc
     5941 gtaagatgct tttctgtgac tggtgagtac tcaaccaagt cattctgaga atagtgtatg
     6001 cggcgaccga gttgctcttg cccggcgtca atacgggata ataccgcgcc acatagcaga
     6061 actttaaaag tgctcatcat tggaaaacgt tcttcggggc gaaaactctc aaggatctta
     6121 ccgctgttga gatccagttc gatgtaaccc actcgtgcac ccaactgatc ttcagcatct
     6181 tttactttca ccagcgtttc tgggtgagca aaaacaggaa ggcaaaatgc cgcaaaaaag
     6241 ggaataaggg cgacacggaa atgttgaata ctcatactct tcctttttca atattattga
     6301 agcatttatc agggttattg tctcatgagc ggatacatat ttgaatgtat ttagaaaaat
     6361 aaacaaatag gggttccgcg cacatttccc cgaaaagtgc cacctgacgt c
//
