LOCUS       sequence-215526-        6987 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Protein expression and purification of DLG4_PDZ_2.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6987)
  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 6987)
  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_DLG4_PDZ_2
FEATURES             Location/Qualifiers
     source          1..6987
                     /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      1182..1229
                     /label=fd terminator
                     /note="central terminator from bacteriophage fd (Otsuka and
                     Kunisawa, 1982)"
     rep_origin      complement(2822..3277)
                     /direction=LEFT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(2959..2980)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     3171..3190
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     primer_bind     complement(3319..3341)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     misc_feature    3427..3567
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     3482..3501
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     complement(3582..3599)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(3753..4340)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     CDS             complement(join(4511..5302,5303..5371))
                     /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     5134..5153
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(5372..5476)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     5544..5562
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        5585..5662
                     /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             5663..6745
                     /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(5682..5701)
                     /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 cggccgaaat taaactgatc aaaggtccga aaggcctggg ttttagcatt gcaggcggtg
      961 tgggcaacca gcatattccg ggtgataact ctatctacgt taccaaaatc atcgaaggcg
     1021 gtgcggccca caaagatggc cgtctgcaaa ttggtgacaa aatcctggcg gtcaacagtg
     1081 tgggtctgga agatgttatg catgaagacg ccgtcgcagc tctgaaaaat acgtatgacg
     1141 tggtttacct gaaagtcgcc aaaccggcgg ccgcataata aaccgataca attaaaggct
     1201 ccttttggag cctttttttt ggagattttc aacgtgaaaa aattattatt cgcaattcct
     1261 ttagttgttc ctttctattc tcactccgct gaaactgttg aaagttgttt agcaaaaccc
     1321 catacagaaa attcatttac taacgtctgg aaagacgaca aaactttaga tcgttacgct
     1381 aactatgagg gctgtctgtg gaatgctaca ggcgttgtag tttgtactgg tgacgaaact
     1441 cagtgtctag ctagagtggc ggtggctctg gttccggtga ttttgattat gaaaagatgg
     1501 caaacgctaa taagggggct atgaccgaaa atgccgatga aaacgcgcta cagtctgacg
     1561 ctaaaggcaa acttgattct gtcgctactg attacggtgc tgctatcgat ggtttcattg
     1621 gtgacgtttc cggccttgct aatggtaatg gtgctactgg tgattttgct ggctctaatt
     1681 cccaaatggc tcaagtcggt gacggtgata attcaccttt aatgaataat ttccgtcaat
     1741 atttaccttc cctccctcaa tcggttgaat gtcgcccttt tgtctttggc gctggtaaac
     1801 catatgaatt ttctattgat tgtgacaaaa taaacttatt ccgtggtgtc tttgcgtttc
     1861 ttttatatgt tgccaccttt atgtatgtat tttctacgtt tgctaacata ctgcgtaata
     1921 aggagtctta atcatgccag ttcttttggc tagcgccgcc ctataccttg tctgcctccc
     1981 cgcgttgcgt cgcggtgcat ggagccgggc cacctcgacc tgaatggaag ccggcggcac
     2041 ctcgctaacg gattcaccac tccaagaatt ggagccaatc aattcttgcg gagaactgtg
     2101 aatgcgcaaa ccaacccttg gcagaacata tccatcgcgt ccgccatctc cagcagccgc
     2161 acgcggcgca tctcgggcag cgttgggtcc tggccacggg tgcgcatgat cgtgctcctg
     2221 tcgttgagga cccggctagg ctggcggggt tgccttactg gttagcagaa tgaatcaccg
     2281 atacgcgagc gaacgtgaag cgactgctgc tgcaaaacgt ctgcgacctg agcaacaaca
     2341 tgaatggtct tcggtttccg tgtttcgtaa agtctggaaa cgcggaagtc agcgccctgc
     2401 accattatgt tccggatctg catcgcagga tgctgctggc taccctgtgg aacacctaca
     2461 tctgtattaa cgaagcgctg gcattgaccc tgagtgattt ttctctggtc ccgccgcatc
     2521 cataccgcca gttgtttacc ctcacaacgt tccagtaacc gggcatgttc atcatcagta
     2581 acccgtatcg tgagcatcct ctctcgtttc atcggtatca ttacccccat gaacagaaat
     2641 cccccttaca cggaggcatc agtgaccaaa caggaaaaaa ccgcccttaa catggcccgc
     2701 tttatcagaa gccagacatt aacgcttctg gagaaactca acgagctgga cgcggatgaa
     2761 caggcagaca tctgtgaatc gcttcacgac cacgctgatg agctttaccg caggatccgc
     2821 gaaattgtaa gcgttaatat tttgttaaaa ttcgcgttaa atttttgtta aatcagctca
     2881 ttttttaacc aataggccga aatcggcaaa atcccttata aatcaaaaga atagaccgag
     2941 atagggttga gtgttgttcc agtttggaac aagagtccac tattaaagaa cgtggactcc
     3001 aacgtcaaag ggcgaaaaac cgtctatcag ggcgatggcc cactacgtga accatcaccc
     3061 taatcaagtt ttttggggtc gaggtgccgt aaagcactaa atcggaaccc taaagggagc
     3121 ccccgattta gagcttgacg gggaaagccg gcgaacgtgg cgagaaagga agggaagaaa
     3181 gcgaaaggag cgggcgctag ggcgctggca agtgtagcgg tcacgctgcg cgtaaccacc
     3241 acacccgccg cgcttaatgc gccgctacag ggcgcgtcgc ggatcctgcc tcgcgcgttt
     3301 cggtgatgac ggtgaaaacc tctgacacat gcagctcccg gagacggtca cagcttgtct
     3361 gtaagcggat gccgggagca gacaagcccg tcagggcgcg tcagcgggtg ttggcgggtg
     3421 tcggggcgca gccatgaccc agtcacgtag cgatagcgga gtgtatactg gcttaactat
     3481 gcggcatcag agcagattgt actgagagtg caccatatgc ggtgtgaaat accgcacaga
     3541 tgcgtaagga gaaaataccg catcaggcgc tcttccgctt cctcgctcac tgactcgctg
     3601 cgctcggtcg ttcggctgcg gcgagcggta tcagctcact caaaggcggt aatacggtta
     3661 tccacagaat caggggataa cgcaggaaag aacatgtgag caaaaggcca gcaaaaggcc
     3721 aggaaccgta aaaaggccgc gttgctggcg tttttccata ggctccgccc ccctgacgag
     3781 catcacaaaa atcgacgctc aagtcagagg tggcgaaacc cgacaggact ataaagatac
     3841 cagggtttcc ccctggaagc tccctcgtgc gctctcctgt tccgaccctg ccgcttaccg
     3901 gatacctgtc cgcctttctc ccttcgggaa gcgtggcgct ttctcatagc tcacgctgta
     3961 ggtatctcag ttcggtgtag gtcgttcgct ccaagctggg ctgtgtgcac gaaccccccg
     4021 ttcagcccga ccgctgcgcc ttatccggta actatcgtct tgagtccaac ccggtaagac
     4081 acgacttatc gccactggca gcagccactg gtaacaggat tagcagagcg aggtatgtag
     4141 gcggtgctac agagttcttg aagtggtggc ctaactacgg ctacactaga aggacagtat
     4201 ttggtatctg cgctctgctg aagccagtta ccttcggaaa aagagttggt agctcttgat
     4261 ccggcaaaca aaccaccgct ggtagcggtg gtttttttgt ttgcaagcag cagattacgc
     4321 gcagaaaaaa aggatctcaa gaagatcctt tgatcttttc tacggggtct gacgctcagt
     4381 ggaacgaaaa ctcacgttaa gggattttgg tcatgagatt atcaaaaagg atcttcacct
     4441 agatcctttt aaattaaaaa tgaagtttta aatcaatcta aagtatatat gagtaaactt
     4501 ggtctgacag ttaccaatgc ttaatcagtg aggcacctat ctcagcgatc tgtctatttc
     4561 gttcatccat agttgcctga ctccccgtcg tgtagataac tacgatacgg gagggcttac
     4621 catctggccc cagtgctgca atgataccgc gagacccacg ctcaccggct ccagatttat
     4681 cagcaataaa ccagccagcc ggaagggccg agcgcagaag tggtcctgca actttatccg
     4741 cctccatcca gtctattaat tgttgccggg aagctagagt aagtagttcg ccagttaata
     4801 gtttgcgcaa cgttgttgcc attgctgcag gcatcgtggt gtcacgctcg tcgtttggta
     4861 tggcttcatt cagctccggt tcccaacgat caaggcgagt tacatgatcc cccatgttgt
     4921 gcaaaaaagc ggttagctcc ttcggtcctc cgatcgttgt cagaagtaag ttggccgcag
     4981 tgttatcact catggttatg gcagcactgc ataattctct tactgtcatg ccatccgtaa
     5041 gatgcttttc tgtgactggt gagtactcaa ccaagtcatt ctgagaatag tgtatgcggc
     5101 gaccgagttg ctcttgcccg gcgtcaacac gggataatac cgcgccacat agcagaactt
     5161 taaaagtgct catcattgga aaacgttctt cggggcgaaa actctcaagg atcttaccgc
     5221 tgttgagatc cagttcgatg taacccactc gtgcacccaa ctgatcttca gcatctttta
     5281 ctttcaccag cgtttctggg tgagcaaaaa caggaaggca aaatgccgca aaaaagggaa
     5341 taagggcgac acggaaatgt tgaatactca tactcttcct ttttcaatat tattgaagca
     5401 tttatcaggg ttattgtctc atgagcggat acatatttga atgtatttag aaaaataaac
     5461 aaataggggt tccgcgcaca tttccccgaa aagtgccacc tgacgtctaa gaaaccatta
     5521 ttatcatgac attaacctat aaaaataggc gtatcacgag gccctttcgt cttcaagaat
     5581 tcccgacacc atcgaatggt gcaaaacctt tcgcggtatg gcatgatagc gcccggaaga
     5641 gagtcaattc agggtggtga atgtgaaacc agtaacgtta tacgatgtcg cagagtatgc
     5701 cggtgtctct tatcagaccg tttcccgcgt ggtgaaccag gccagccacg tttctgcgaa
     5761 aacgcgggaa aaagtggaag cggcgatggc ggagctgaat tacattccca accgcgtggc
     5821 acaacaactg gcgggcaaac agtcgttgct gattggcgtt gccacctcca gtctggccct
     5881 gcacgcgccg tcgcaaattg tcgcggcgat taaatctcgc gccgatcaac tgggtgccag
     5941 cgtggtggtg tcgatggtag aacgaagcgg cgtcgaagcc tgtaaagcgg cggtgcacaa
     6001 tcttctcgcg caacgcgtca gtgggctgat cattaactat ccgctggatg accaggatgc
     6061 cattgctgtg gaagctgcct gcactaatgt tccggcgtta tttcttgatg tctctgacca
     6121 gacacccatc aacagtatta ttttctccca tgaagacggt acgcgactgg gcgtggagca
     6181 tctggtcgca ttgggtcacc agcaaatcgc gctgttagcg ggcccattaa gttctgtctc
     6241 ggcgcgtctg cgtctggctg gctggcataa atatctcact cgcaatcaaa ttcagccgat
     6301 agcggaacgg gaaggcgact ggagtgccat gtccggtttt caacaaacca tgcaaatgct
     6361 gaatgagggc atcgttccca ctgcgatgct ggttgccaac gatcagatgg cgctgggcgc
     6421 aatgcgcgcc attaccgagt ccgggctgcg cgttggtgcg gatatctcgg tagtgggata
     6481 cgacgatacc gaagacagct catgttatat cccgccgtta accaccatca aacaggattt
     6541 tcgcctgctg gggcaaacca gcgtggaccg cttgctgcaa ctctctcagg gccaggcggt
     6601 gaagggcaat cagctgttgc ccgtctcact ggtgaaaaga aaaaccaccc tggcgcccaa
     6661 tacgcaaacc gcctctcccc gcgcgttggc cgattcatta atgcagctgg cacgacaggt
     6721 ttcccgactg gaaagcgggc agtgagcgca acgcaattaa tgtaagttag ctcactcatt
     6781 aggcacaatt ctcatgtttg acagcttatc atcgactgca cggtgcacca atgcttctgg
     6841 cgtcaggcag ccatcggaag ctgtggtatg gctgtgcagg tcgtaaatca ctgcataatt
     6901 cgtgtcgctc aaggcgcact cccgttctgg ataatgtttt ttgcgccgac atcataacgg
     6961 ttctggcaaa tattctgaaa tgagctg
//
