LOCUS       sequence-213467-        7041 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Protein expression and purification of TXN_Thioredoxin.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7041)
  AUTHORS   Teyra J, Kelil A, Jain S, Helmy M, Jajodia R, Hooda Y, Gu J, D'Cruz 
            AA, Nicholson SE, Min J, Sudol M, Kim PM, Bader GD, Sidhu SS
  TITLE     Large-scale survey and database of high affinity ligands for peptide
            recognition modules.
  JOURNAL   Mol Syst Biol. 2020 Dec;16(12):e9310. doi: 10.15252/msb.20199310.
  PUBMED    33438817
REFERENCE   2  (bases 1 to 7041)
  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: "Mol Syst 
            Biol."; date: "2020-12"; volume: "16(12):e9310. doi"; pages: " 
            10.15252/msb.20199310"
COMMENT     Sequence Label: pHH0103_TXN_Thioredoxin
FEATURES             Location/Qualifiers
     source          1..7041
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        join(1..6,7..22,23..29)
                     /label=tac promoter
                     /note="strong E. coli promoter; hybrid between the trp and 
                     lac UV5 promoters"
     protein_bind    37..53
                     /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     42..64
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     CDS             138..155
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     CDS             171..824
                     /codon_start=1
                     /product="glutathione S-transferase from Schistosoma 
                     japonicum"
                     /label=GST
                     /translation="MSPILGYWKIKGLVQPTRLLLEYLEEKYEEHLYERDEGDKWRNKK
                     FELGLEFPNLPYYIDGDVKLTQSMAIIRYIADKHNMLGGCPKERAEISMLEGAVLDIRY
                     GVSRIAYSKDFETLKVDFLSKLPEMLKMFEDRLCHKTYLNGDHVTHPDFMLYDALDVVL
                     YMDPMCLDAFPKLVCFKKRIEAIPQIDKYLKSSKYIAWPLQGWQATFGGGDHPPK"
     primer_bind     782..804
                     /label=pGEX 5'
                     /note="pGEX vectors, Glutathione-S-transferase, forward 
                     primer"
     CDS             831..854
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     CDS             867..884
                     /codon_start=1
                     /product="thrombin recognition and cleavage site"
                     /label=thrombin site
                     /translation="LVPRGS"
     terminator      1236..1283
                     /label=fd terminator
                     /note="central terminator from bacteriophage fd (Otsuka and
                     Kunisawa, 1982)"
     rep_origin      complement(2876..3331)
                     /direction=LEFT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(3013..3034)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     3225..3244
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     complement(3373..3395)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     misc_feature    3481..3621
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     3536..3555
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     complement(3636..3653)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(3807..4394)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     CDS             complement(join(4565..5356,5357..5425))
                     /codon_start=1
                     /gene="bla"
                     /product="beta-lactamase"
                     /label=AmpR
                     /note="confers resistance to ampicillin, carbenicillin, and
                     related antibiotics"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPAAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     primer_bind     5188..5207
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(5426..5530)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     5598..5616
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        5639..5716
                     /gene="lacI (mutant)"
                     /label=lacIq promoter
                     /note="In the lacIq allele, a single base change in the 
                     promoter boosts expression of the lacI gene about 10-fold."
     CDS             5717..6799
                     /codon_start=1
                     /gene="lacI"
                     /product="lac repressor"
                     /label=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)."
                     /translation="MKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAEL
                     NYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGV
                     EACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSH
                     EDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSA
                     MSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSC
                     YIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPR
                     ALADSLMQLARQVSRLESGQ"
     primer_bind     complement(5736..5755)
                     /label=LacI-R
                     /note="LacI, reverse primer"
ORIGIN
        1 ttgacaatta atcatcggct cgtataatgt gtggaattgt gagcggataa caatttcaca
       61 caggaaacag ccagtccgtt taggtgtttt cacgagcact tcaccaacaa ggaccataga
      121 ttatgaaaat cgaagaacac catcaccatc accattccag cggtaagctt atgtccccta
      181 tactaggtta ttggaaaatt aagggccttg tgcaacccac tcgacttctt ttggaatatc
      241 ttgaagaaaa atatgaagag catttgtatg agcgcgatga aggtgataaa tggcgaaaca
      301 aaaagtttga attgggtttg gagtttccca atcttcctta ttatattgat ggtgatgtta
      361 aattaacaca gtctatggcc atcatacgtt atatagctga caagcacaac atgttgggtg
      421 gttgtccaaa agagcgtgca gagatttcaa tgcttgaagg agcggttttg gatattagat
      481 acggtgtttc gagaattgca tatagtaaag actttgaaac tctcaaagtt gattttctta
      541 gcaagctacc tgaaatgctg aaaatgttcg aagatcgttt atgtcataaa acatatttaa
      601 atggtgatca tgtaacccat cctgacttca tgttgtatga cgctcttgat gttgttttat
      661 acatggaccc aatgtgcctg gatgcgttcc caaaattagt ttgttttaaa aaacgtattg
      721 aagctatccc acaaattgat aagtacttga aatccagcaa gtatatagca tggcctttgc
      781 agggctggca agccacgttt ggtggtggcg accatcctcc aaaatcggat ctggaagttc
      841 tgttccaggg gcccctgtcc agcggtctgg ttccgcgtgg ttccggtacc gcggcccagc
      901 cggccatggt gaagcaaatc gagtctaaga ccgcgttcca ggaagcgctg gacgctgccg
      961 gcgataaact ggtagtagtg gacttctccg caacttggtg cggcccatgc aaaatgatca
     1021 aaccgttctt tcacagcctg tccgaaaaat actctaatgt tatctttctg gaagttgatg
     1081 ttgatgactg ccaggacgtg gctagcgaat gtgaagtcaa atgtatgcct accttccagt
     1141 tctttaagaa aggtcagaaa gttggtgaat tctctggtgc gaacaaagaa aaactggagg
     1201 caacgattaa cgaactggtt gcggccgcat aataaaccga tacaattaaa ggctcctttt
     1261 ggagcctttt ttttggagat tttcaacgtg aaaaaattat tattcgcaat tcctttagtt
     1321 gttcctttct attctcactc cgctgaaact gttgaaagtt gtttagcaaa accccataca
     1381 gaaaattcat ttactaacgt ctggaaagac gacaaaactt tagatcgtta cgctaactat
     1441 gagggctgtc tgtggaatgc tacaggcgtt gtagtttgta ctggtgacga aactcagtgt
     1501 ctagctagag tggcggtggc tctggttccg gtgattttga ttatgaaaag atggcaaacg
     1561 ctaataaggg ggctatgacc gaaaatgccg atgaaaacgc gctacagtct gacgctaaag
     1621 gcaaacttga ttctgtcgct actgattacg gtgctgctat cgatggtttc attggtgacg
     1681 tttccggcct tgctaatggt aatggtgcta ctggtgattt tgctggctct aattcccaaa
     1741 tggctcaagt cggtgacggt gataattcac ctttaatgaa taatttccgt caatatttac
     1801 cttccctccc tcaatcggtt gaatgtcgcc cttttgtctt tggcgctggt aaaccatatg
     1861 aattttctat tgattgtgac aaaataaact tattccgtgg tgtctttgcg tttcttttat
     1921 atgttgccac ctttatgtat gtattttcta cgtttgctaa catactgcgt aataaggagt
     1981 cttaatcatg ccagttcttt tggctagcgc cgccctatac cttgtctgcc tccccgcgtt
     2041 gcgtcgcggt gcatggagcc gggccacctc gacctgaatg gaagccggcg gcacctcgct
     2101 aacggattca ccactccaag aattggagcc aatcaattct tgcggagaac tgtgaatgcg
     2161 caaaccaacc cttggcagaa catatccatc gcgtccgcca tctccagcag ccgcacgcgg
     2221 cgcatctcgg gcagcgttgg gtcctggcca cgggtgcgca tgatcgtgct cctgtcgttg
     2281 aggacccggc taggctggcg gggttgcctt actggttagc agaatgaatc accgatacgc
     2341 gagcgaacgt gaagcgactg ctgctgcaaa acgtctgcga cctgagcaac aacatgaatg
     2401 gtcttcggtt tccgtgtttc gtaaagtctg gaaacgcgga agtcagcgcc ctgcaccatt
     2461 atgttccgga tctgcatcgc aggatgctgc tggctaccct gtggaacacc tacatctgta
     2521 ttaacgaagc gctggcattg accctgagtg atttttctct ggtcccgccg catccatacc
     2581 gccagttgtt taccctcaca acgttccagt aaccgggcat gttcatcatc agtaacccgt
     2641 atcgtgagca tcctctctcg tttcatcggt atcattaccc ccatgaacag aaatccccct
     2701 tacacggagg catcagtgac caaacaggaa aaaaccgccc ttaacatggc ccgctttatc
     2761 agaagccaga cattaacgct tctggagaaa ctcaacgagc tggacgcgga tgaacaggca
     2821 gacatctgtg aatcgcttca cgaccacgct gatgagcttt accgcaggat ccgcgaaatt
     2881 gtaagcgtta atattttgtt aaaattcgcg ttaaattttt gttaaatcag ctcatttttt
     2941 aaccaatagg ccgaaatcgg caaaatccct tataaatcaa aagaatagac cgagataggg
     3001 ttgagtgttg ttccagtttg gaacaagagt ccactattaa agaacgtgga ctccaacgtc
     3061 aaagggcgaa aaaccgtcta tcagggcgat ggcccactac gtgaaccatc accctaatca
     3121 agttttttgg ggtcgaggtg ccgtaaagca ctaaatcgga accctaaagg gagcccccga
     3181 tttagagctt gacggggaaa gccggcgaac gtggcgagaa aggaagggaa gaaagcgaaa
     3241 ggagcgggcg ctagggcgct ggcaagtgta gcggtcacgc tgcgcgtaac caccacaccc
     3301 gccgcgctta atgcgccgct acagggcgcg tcgcggatcc tgcctcgcgc gtttcggtga
     3361 tgacggtgaa aacctctgac acatgcagct cccggagacg gtcacagctt gtctgtaagc
     3421 ggatgccggg agcagacaag cccgtcaggg cgcgtcagcg ggtgttggcg ggtgtcgggg
     3481 cgcagccatg acccagtcac gtagcgatag cggagtgtat actggcttaa ctatgcggca
     3541 tcagagcaga ttgtactgag agtgcaccat atgcggtgtg aaataccgca cagatgcgta
     3601 aggagaaaat accgcatcag gcgctcttcc gcttcctcgc tcactgactc gctgcgctcg
     3661 gtcgttcggc tgcggcgagc ggtatcagct cactcaaagg cggtaatacg gttatccaca
     3721 gaatcagggg ataacgcagg aaagaacatg tgagcaaaag gccagcaaaa ggccaggaac
     3781 cgtaaaaagg ccgcgttgct ggcgtttttc cataggctcc gcccccctga cgagcatcac
     3841 aaaaatcgac gctcaagtca gaggtggcga aacccgacag gactataaag ataccagggt
     3901 ttccccctgg aagctccctc gtgcgctctc ctgttccgac cctgccgctt accggatacc
     3961 tgtccgcctt tctcccttcg ggaagcgtgg cgctttctca tagctcacgc tgtaggtatc
     4021 tcagttcggt gtaggtcgtt cgctccaagc tgggctgtgt gcacgaaccc cccgttcagc
     4081 ccgaccgctg cgccttatcc ggtaactatc gtcttgagtc caacccggta agacacgact
     4141 tatcgccact ggcagcagcc actggtaaca ggattagcag agcgaggtat gtaggcggtg
     4201 ctacagagtt cttgaagtgg tggcctaact acggctacac tagaaggaca gtatttggta
     4261 tctgcgctct gctgaagcca gttaccttcg gaaaaagagt tggtagctct tgatccggca
     4321 aacaaaccac cgctggtagc ggtggttttt ttgtttgcaa gcagcagatt acgcgcagaa
     4381 aaaaaggatc tcaagaagat cctttgatct tttctacggg gtctgacgct cagtggaacg
     4441 aaaactcacg ttaagggatt ttggtcatga gattatcaaa aaggatcttc acctagatcc
     4501 ttttaaatta aaaatgaagt tttaaatcaa tctaaagtat atatgagtaa acttggtctg
     4561 acagttacca atgcttaatc agtgaggcac ctatctcagc gatctgtcta tttcgttcat
     4621 ccatagttgc ctgactcccc gtcgtgtaga taactacgat acgggagggc ttaccatctg
     4681 gccccagtgc tgcaatgata ccgcgagacc cacgctcacc ggctccagat ttatcagcaa
     4741 taaaccagcc agccggaagg gccgagcgca gaagtggtcc tgcaacttta tccgcctcca
     4801 tccagtctat taattgttgc cgggaagcta gagtaagtag ttcgccagtt aatagtttgc
     4861 gcaacgttgt tgccattgct gcaggcatcg tggtgtcacg ctcgtcgttt ggtatggctt
     4921 cattcagctc cggttcccaa cgatcaaggc gagttacatg atcccccatg ttgtgcaaaa
     4981 aagcggttag ctccttcggt cctccgatcg ttgtcagaag taagttggcc gcagtgttat
     5041 cactcatggt tatggcagca ctgcataatt ctcttactgt catgccatcc gtaagatgct
     5101 tttctgtgac tggtgagtac tcaaccaagt cattctgaga atagtgtatg cggcgaccga
     5161 gttgctcttg cccggcgtca acacgggata ataccgcgcc acatagcaga actttaaaag
     5221 tgctcatcat tggaaaacgt tcttcggggc gaaaactctc aaggatctta ccgctgttga
     5281 gatccagttc gatgtaaccc actcgtgcac ccaactgatc ttcagcatct tttactttca
     5341 ccagcgtttc tgggtgagca aaaacaggaa ggcaaaatgc cgcaaaaaag ggaataaggg
     5401 cgacacggaa atgttgaata ctcatactct tcctttttca atattattga agcatttatc
     5461 agggttattg tctcatgagc ggatacatat ttgaatgtat ttagaaaaat aaacaaatag
     5521 gggttccgcg cacatttccc cgaaaagtgc cacctgacgt ctaagaaacc attattatca
     5581 tgacattaac ctataaaaat aggcgtatca cgaggccctt tcgtcttcaa gaattcccga
     5641 caccatcgaa tggtgcaaaa cctttcgcgg tatggcatga tagcgcccgg aagagagtca
     5701 attcagggtg gtgaatgtga aaccagtaac gttatacgat gtcgcagagt atgccggtgt
     5761 ctcttatcag accgtttccc gcgtggtgaa ccaggccagc cacgtttctg cgaaaacgcg
     5821 ggaaaaagtg gaagcggcga tggcggagct gaattacatt cccaaccgcg tggcacaaca
     5881 actggcgggc aaacagtcgt tgctgattgg cgttgccacc tccagtctgg ccctgcacgc
     5941 gccgtcgcaa attgtcgcgg cgattaaatc tcgcgccgat caactgggtg ccagcgtggt
     6001 ggtgtcgatg gtagaacgaa gcggcgtcga agcctgtaaa gcggcggtgc acaatcttct
     6061 cgcgcaacgc gtcagtgggc tgatcattaa ctatccgctg gatgaccagg atgccattgc
     6121 tgtggaagct gcctgcacta atgttccggc gttatttctt gatgtctctg accagacacc
     6181 catcaacagt attattttct cccatgaaga cggtacgcga ctgggcgtgg agcatctggt
     6241 cgcattgggt caccagcaaa tcgcgctgtt agcgggccca ttaagttctg tctcggcgcg
     6301 tctgcgtctg gctggctggc ataaatatct cactcgcaat caaattcagc cgatagcgga
     6361 acgggaaggc gactggagtg ccatgtccgg ttttcaacaa accatgcaaa tgctgaatga
     6421 gggcatcgtt cccactgcga tgctggttgc caacgatcag atggcgctgg gcgcaatgcg
     6481 cgccattacc gagtccgggc tgcgcgttgg tgcggatatc tcggtagtgg gatacgacga
     6541 taccgaagac agctcatgtt atatcccgcc gttaaccacc atcaaacagg attttcgcct
     6601 gctggggcaa accagcgtgg accgcttgct gcaactctct cagggccagg cggtgaaggg
     6661 caatcagctg ttgcccgtct cactggtgaa aagaaaaacc accctggcgc ccaatacgca
     6721 aaccgcctct ccccgcgcgt tggccgattc attaatgcag ctggcacgac aggtttcccg
     6781 actggaaagc gggcagtgag cgcaacgcaa ttaatgtaag ttagctcact cattaggcac
     6841 aattctcatg tttgacagct tatcatcgac tgcacggtgc accaatgctt ctggcgtcag
     6901 gcagccatcg gaagctgtgg tatggctgtg caggtcgtaa atcactgcat aattcgtgtc
     6961 gctcaaggcg cactcccgtt ctggataatg ttttttgcgc cgacatcata acggttctgg
     7021 caaatattct gaaatgagct g
//
