LOCUS       sequence-213651-        7146 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Protein expression and purification of NXT1_NTF2.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7146)
  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 7146)
  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_NXT1_NTF2
FEATURES             Location/Qualifiers
     source          1..7146
                     /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      1341..1388
                     /label=fd terminator
                     /note="central terminator from bacteriophage fd (Otsuka and
                     Kunisawa, 1982)"
     rep_origin      complement(2981..3436)
                     /direction=LEFT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(3118..3139)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     3330..3349
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     complement(3478..3500)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     misc_feature    3586..3726
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     3641..3660
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     complement(3741..3758)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(3912..4499)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     CDS             complement(join(4670..5461,5462..5530))
                     /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     5293..5312
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(5531..5635)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     5703..5721
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        5744..5821
                     /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             5822..6904
                     /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(5841..5860)
                     /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 cggccatggc atctgttgac ttcaaaactt atgtggacca ggcgtgtcgc gccgcagagg
      961 aatttgtgaa cgtatactac accaccatgg acaaacgtcg tcgtctgctg agccgcctgt
     1021 acatgggtac tgcgacgctg gtttggaacg gtaacgcggt ttctggccaa gaaagcctgt
     1081 ccgaattttt cgaaatgctg ccgtcctccg agttccagat ctccgttgtt gattgccagc
     1141 ctgtgcacga tgaagcgacc ccgtctcaga ctaccgttct ggtagtcatc tgcggtagcg
     1201 taaaattcga aggcaacaag cagcgtgatt ttaatcagaa cttcatcctg accgcacagg
     1261 cttctccatc taacaccgtg tggaaaattg cttctgactg tttccgtttc caagattggg
     1321 cttctgcggc cgcataataa accgatacaa ttaaaggctc cttttggagc cttttttttg
     1381 gagattttca acgtgaaaaa attattattc gcaattcctt tagttgttcc tttctattct
     1441 cactccgctg aaactgttga aagttgttta gcaaaacccc atacagaaaa ttcatttact
     1501 aacgtctgga aagacgacaa aactttagat cgttacgcta actatgaggg ctgtctgtgg
     1561 aatgctacag gcgttgtagt ttgtactggt gacgaaactc agtgtctagc tagagtggcg
     1621 gtggctctgg ttccggtgat tttgattatg aaaagatggc aaacgctaat aagggggcta
     1681 tgaccgaaaa tgccgatgaa aacgcgctac agtctgacgc taaaggcaaa cttgattctg
     1741 tcgctactga ttacggtgct gctatcgatg gtttcattgg tgacgtttcc ggccttgcta
     1801 atggtaatgg tgctactggt gattttgctg gctctaattc ccaaatggct caagtcggtg
     1861 acggtgataa ttcaccttta atgaataatt tccgtcaata tttaccttcc ctccctcaat
     1921 cggttgaatg tcgccctttt gtctttggcg ctggtaaacc atatgaattt tctattgatt
     1981 gtgacaaaat aaacttattc cgtggtgtct ttgcgtttct tttatatgtt gccaccttta
     2041 tgtatgtatt ttctacgttt gctaacatac tgcgtaataa ggagtcttaa tcatgccagt
     2101 tcttttggct agcgccgccc tataccttgt ctgcctcccc gcgttgcgtc gcggtgcatg
     2161 gagccgggcc acctcgacct gaatggaagc cggcggcacc tcgctaacgg attcaccact
     2221 ccaagaattg gagccaatca attcttgcgg agaactgtga atgcgcaaac caacccttgg
     2281 cagaacatat ccatcgcgtc cgccatctcc agcagccgca cgcggcgcat ctcgggcagc
     2341 gttgggtcct ggccacgggt gcgcatgatc gtgctcctgt cgttgaggac ccggctaggc
     2401 tggcggggtt gccttactgg ttagcagaat gaatcaccga tacgcgagcg aacgtgaagc
     2461 gactgctgct gcaaaacgtc tgcgacctga gcaacaacat gaatggtctt cggtttccgt
     2521 gtttcgtaaa gtctggaaac gcggaagtca gcgccctgca ccattatgtt ccggatctgc
     2581 atcgcaggat gctgctggct accctgtgga acacctacat ctgtattaac gaagcgctgg
     2641 cattgaccct gagtgatttt tctctggtcc cgccgcatcc ataccgccag ttgtttaccc
     2701 tcacaacgtt ccagtaaccg ggcatgttca tcatcagtaa cccgtatcgt gagcatcctc
     2761 tctcgtttca tcggtatcat tacccccatg aacagaaatc ccccttacac ggaggcatca
     2821 gtgaccaaac aggaaaaaac cgcccttaac atggcccgct ttatcagaag ccagacatta
     2881 acgcttctgg agaaactcaa cgagctggac gcggatgaac aggcagacat ctgtgaatcg
     2941 cttcacgacc acgctgatga gctttaccgc aggatccgcg aaattgtaag cgttaatatt
     3001 ttgttaaaat tcgcgttaaa tttttgttaa atcagctcat tttttaacca ataggccgaa
     3061 atcggcaaaa tcccttataa atcaaaagaa tagaccgaga tagggttgag tgttgttcca
     3121 gtttggaaca agagtccact attaaagaac gtggactcca acgtcaaagg gcgaaaaacc
     3181 gtctatcagg gcgatggccc actacgtgaa ccatcaccct aatcaagttt tttggggtcg
     3241 aggtgccgta aagcactaaa tcggaaccct aaagggagcc cccgatttag agcttgacgg
     3301 ggaaagccgg cgaacgtggc gagaaaggaa gggaagaaag cgaaaggagc gggcgctagg
     3361 gcgctggcaa gtgtagcggt cacgctgcgc gtaaccacca cacccgccgc gcttaatgcg
     3421 ccgctacagg gcgcgtcgcg gatcctgcct cgcgcgtttc ggtgatgacg gtgaaaacct
     3481 ctgacacatg cagctcccgg agacggtcac agcttgtctg taagcggatg ccgggagcag
     3541 acaagcccgt cagggcgcgt cagcgggtgt tggcgggtgt cggggcgcag ccatgaccca
     3601 gtcacgtagc gatagcggag tgtatactgg cttaactatg cggcatcaga gcagattgta
     3661 ctgagagtgc accatatgcg gtgtgaaata ccgcacagat gcgtaaggag aaaataccgc
     3721 atcaggcgct cttccgcttc ctcgctcact gactcgctgc gctcggtcgt tcggctgcgg
     3781 cgagcggtat cagctcactc aaaggcggta atacggttat ccacagaatc aggggataac
     3841 gcaggaaaga acatgtgagc aaaaggccag caaaaggcca ggaaccgtaa aaaggccgcg
     3901 ttgctggcgt ttttccatag gctccgcccc cctgacgagc atcacaaaaa tcgacgctca
     3961 agtcagaggt ggcgaaaccc gacaggacta taaagatacc agggtttccc cctggaagct
     4021 ccctcgtgcg ctctcctgtt ccgaccctgc cgcttaccgg atacctgtcc gcctttctcc
     4081 cttcgggaag cgtggcgctt tctcatagct cacgctgtag gtatctcagt tcggtgtagg
     4141 tcgttcgctc caagctgggc tgtgtgcacg aaccccccgt tcagcccgac cgctgcgcct
     4201 tatccggtaa ctatcgtctt gagtccaacc cggtaagaca cgacttatcg ccactggcag
     4261 cagccactgg taacaggatt agcagagcga ggtatgtagg cggtgctaca gagttcttga
     4321 agtggtggcc taactacggc tacactagaa ggacagtatt tggtatctgc gctctgctga
     4381 agccagttac cttcggaaaa agagttggta gctcttgatc cggcaaacaa accaccgctg
     4441 gtagcggtgg tttttttgtt tgcaagcagc agattacgcg cagaaaaaaa ggatctcaag
     4501 aagatccttt gatcttttct acggggtctg acgctcagtg gaacgaaaac tcacgttaag
     4561 ggattttggt catgagatta tcaaaaagga tcttcaccta gatcctttta aattaaaaat
     4621 gaagttttaa atcaatctaa agtatatatg agtaaacttg gtctgacagt taccaatgct
     4681 taatcagtga ggcacctatc tcagcgatct gtctatttcg ttcatccata gttgcctgac
     4741 tccccgtcgt gtagataact acgatacggg agggcttacc atctggcccc agtgctgcaa
     4801 tgataccgcg agacccacgc tcaccggctc cagatttatc agcaataaac cagccagccg
     4861 gaagggccga gcgcagaagt ggtcctgcaa ctttatccgc ctccatccag tctattaatt
     4921 gttgccggga agctagagta agtagttcgc cagttaatag tttgcgcaac gttgttgcca
     4981 ttgctgcagg catcgtggtg tcacgctcgt cgtttggtat ggcttcattc agctccggtt
     5041 cccaacgatc aaggcgagtt acatgatccc ccatgttgtg caaaaaagcg gttagctcct
     5101 tcggtcctcc gatcgttgtc agaagtaagt tggccgcagt gttatcactc atggttatgg
     5161 cagcactgca taattctctt actgtcatgc catccgtaag atgcttttct gtgactggtg
     5221 agtactcaac caagtcattc tgagaatagt gtatgcggcg accgagttgc tcttgcccgg
     5281 cgtcaacacg ggataatacc gcgccacata gcagaacttt aaaagtgctc atcattggaa
     5341 aacgttcttc ggggcgaaaa ctctcaagga tcttaccgct gttgagatcc agttcgatgt
     5401 aacccactcg tgcacccaac tgatcttcag catcttttac tttcaccagc gtttctgggt
     5461 gagcaaaaac aggaaggcaa aatgccgcaa aaaagggaat aagggcgaca cggaaatgtt
     5521 gaatactcat actcttcctt tttcaatatt attgaagcat ttatcagggt tattgtctca
     5581 tgagcggata catatttgaa tgtatttaga aaaataaaca aataggggtt ccgcgcacat
     5641 ttccccgaaa agtgccacct gacgtctaag aaaccattat tatcatgaca ttaacctata
     5701 aaaataggcg tatcacgagg ccctttcgtc ttcaagaatt cccgacacca tcgaatggtg
     5761 caaaaccttt cgcggtatgg catgatagcg cccggaagag agtcaattca gggtggtgaa
     5821 tgtgaaacca gtaacgttat acgatgtcgc agagtatgcc ggtgtctctt atcagaccgt
     5881 ttcccgcgtg gtgaaccagg ccagccacgt ttctgcgaaa acgcgggaaa aagtggaagc
     5941 ggcgatggcg gagctgaatt acattcccaa ccgcgtggca caacaactgg cgggcaaaca
     6001 gtcgttgctg attggcgttg ccacctccag tctggccctg cacgcgccgt cgcaaattgt
     6061 cgcggcgatt aaatctcgcg ccgatcaact gggtgccagc gtggtggtgt cgatggtaga
     6121 acgaagcggc gtcgaagcct gtaaagcggc ggtgcacaat cttctcgcgc aacgcgtcag
     6181 tgggctgatc attaactatc cgctggatga ccaggatgcc attgctgtgg aagctgcctg
     6241 cactaatgtt ccggcgttat ttcttgatgt ctctgaccag acacccatca acagtattat
     6301 tttctcccat gaagacggta cgcgactggg cgtggagcat ctggtcgcat tgggtcacca
     6361 gcaaatcgcg ctgttagcgg gcccattaag ttctgtctcg gcgcgtctgc gtctggctgg
     6421 ctggcataaa tatctcactc gcaatcaaat tcagccgata gcggaacggg aaggcgactg
     6481 gagtgccatg tccggttttc aacaaaccat gcaaatgctg aatgagggca tcgttcccac
     6541 tgcgatgctg gttgccaacg atcagatggc gctgggcgca atgcgcgcca ttaccgagtc
     6601 cgggctgcgc gttggtgcgg atatctcggt agtgggatac gacgataccg aagacagctc
     6661 atgttatatc ccgccgttaa ccaccatcaa acaggatttt cgcctgctgg ggcaaaccag
     6721 cgtggaccgc ttgctgcaac tctctcaggg ccaggcggtg aagggcaatc agctgttgcc
     6781 cgtctcactg gtgaaaagaa aaaccaccct ggcgcccaat acgcaaaccg cctctccccg
     6841 cgcgttggcc gattcattaa tgcagctggc acgacaggtt tcccgactgg aaagcgggca
     6901 gtgagcgcaa cgcaattaat gtaagttagc tcactcatta ggcacaattc tcatgtttga
     6961 cagcttatca tcgactgcac ggtgcaccaa tgcttctggc gtcaggcagc catcggaagc
     7021 tgtggtatgg ctgtgcaggt cgtaaatcac tgcataattc gtgtcgctca aggcgcactc
     7081 ccgttctgga taatgttttt tgcgccgaca tcataacggt tctggcaaat attctgaaat
     7141 gagctg
//
