LOCUS       sequence-200412-        5298 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Protein expression and purification of PSD95 PDZ3 domain.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5298)
  AUTHORS   Tonikian R, Zhang Y, Sazinsky SL, Currell B, Yeh JH, Reva B, Held 
            HA, Appleton BA, Evangelista M, Wu Y, Xin X, Chan AC, Seshagiri S, 
            Lasky LA, Sander C, Boone C, Bader GD, Sidhu SS
  TITLE     A specificity map for the PDZ domain family.
  JOURNAL   PLoS Biol. 2008 Sep 30;6(9):e239. doi: 10.1371/journal.pbio.0060239.
  PUBMED    18828675
REFERENCE   2  (bases 1 to 5298)
  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: "PLoS 
            Biol."; date: "2008-09-30"; volume: "6(9):e239. doi"; pages: " 
            10.1371/journal.pbio.0060239"
COMMENT     Sequence Label: DLG4_PDZ_3
FEATURES             Location/Qualifiers
     source          1..5298
                     /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)."
     CDS             76..729
                     /codon_start=1
                     /product="glutathione S-transferase from Schistosoma 
                     japonicum"
                     /label=GST
                     /translation="MSPILGYWKIKGLVQPTRLLLEYLEEKYEEHLYERDEGDKWRNKK
                     FELGLEFPNLPYYIDGDVKLTQSMAIIRYIADKHNMLGGCPKERAEISMLEGAVLDIRY
                     GVSRIAYSKDFETLKVDFLSKLPEMLKMFEDRLCHKTYLNGDHVTHPDFMLYDALDVVL
                     YMDPMCLDAFPKLVCFKKRIEAIPQIDKYLKSSKYIAWPLQGWQATFGGGDHPPK"
     primer_bind     687..709
                     /label=pGEX 5'
                     /note="pGEX vectors, Glutathione-S-transferase, forward 
                     primer"
     CDS             736..759
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     primer_bind     complement(1166..1188)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     primer_bind     complement(1333..1351)
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        1419..1523
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(1524..1592,1593..2384)
                     /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     complement(1742..1761)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     rep_origin      2555..3143
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     3044..3063
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     3297..3314
                     /label=L4440
                     /note="L4440 vector, forward primer"
     promoter        3387..3464
                     /gene="lacI"
                     /label=lacI promoter
     CDS             3465..4547
                     /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(3484..3503)
                     /label=LacI-R
                     /note="LacI, reverse primer"
     promoter        join(4596..4601,4602..4619,4620..4626)
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4634..4650
                     /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     4658..4674
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     4658..4674
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     CDS             4670..5197
                     /codon_start=1
                     /gene="lacZ fragment"
                     /product="LacZ-alpha fragment of beta-galactosidase"
                     /label=lacZ-alpha
                     /translation="MTMITDSLAVVLQRRDWENPGVTQLNRLAAHPPFASWRNSEEART
                     DRPSQQLRSLNGEWRFAWFPAPEAVPESWLECDLPEADTVVVPSNWQMHGYDAPIYTNV
                     TYPITVNPPFVPTENPTGCYSLTFNVDESWLQEGQTRIIFDGVGISLSTARCTNASGVR
                     QPSEAVVWLCRS"
     primer_bind     complement(4690..4707)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(4690..4706)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4699..4721)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
ORIGIN
        1 ttgacaatta atcatcggct cgtataatgt gtggaattgt gagcggataa caatttcaca
       61 caggaaacag tattcatgtc ccctatacta ggttattgga aaattaaggg ccttgtgcaa
      121 cccactcgac ttcttttgga atatcttgaa gaaaaatatg aagagcattt gtatgagcgc
      181 gatgaaggtg ataaatggcg aaacaaaaag tttgaattgg gtttggagtt tcccaatctt
      241 ccttattata ttgatggtga tgttaaatta acacagtcta tggccatcat acgttatata
      301 gctgacaagc acaacatgtt gggtggttgt ccaaaagagc gtgcagagat ttcaatgctt
      361 gaaggagcgg ttttggatat tagatacggt gtttcgagaa ttgcatatag taaagacttt
      421 gaaactctca aagttgattt tcttagcaag ctacctgaaa tgctgaaaat gttcgaagat
      481 cgtttatgtc ataaaacata tttaaatggt gatcatgtaa cccatcctga cttcatgttg
      541 tatgacgctc ttgatgttgt tttatacatg gacccaatgt gcctggatgc gttcccaaaa
      601 ttagtttgtt ttaaaaaacg tattgaagct atcccacaaa ttgataagta cttgaaatcc
      661 agcaagtata tagcatggcc tttgcagggc tggcaagcca cgtttggtgg tggcgaccat
      721 cctccaaaat cggatctgga agttctgttc caggggcccc tgggatccta ctctccagtg
      781 gccaaggacc tgctcgggga ggaagacatt ccccgagaac cgaggcgaat tgtgatccac
      841 cggggctcca cgggcctggg cttcaacatc gtgggtggcg aggacggtga aggcatcttc
      901 atctccttta tcctggccgg gggccctgca gacctcagtg gggagctgcg gaagggggac
      961 cagatcctgt cggtcaacgg tgtggacctc cgaaatgcca gccatgagca ggctgccatt
     1021 gccctgaaga atgcgggtca gacggtcacg atcatcgctc agtataaacc agaagagtac
     1081 agccgattcg agtgagtcga ctcgagcggc cgcatcgtga ctgactgacg atctgcctcg
     1141 cgcgtttcgg tgatgacggt gaaaacctct gacacatgca gctcccggag acggtcacag
     1201 cttgtctgta agcggatgcc gggagcagac aagcccgtca gggcgcgtca gcgggtgttg
     1261 gcgggtgtcg gggcgcagcc atgacccagt cacgtagcga tagcggagtg tataattctt
     1321 gaagacgaaa gggcctcgtg atacgcctat ttttataggt taatgtcatg ataataatgg
     1381 tttcttagac gtcaggtggc acttttcggg gaaatgtgcg cggaacccct atttgtttat
     1441 ttttctaaat acattcaaat atgtatccgc tcatgagaca ataaccctga taaatgcttc
     1501 aataatattg aaaaaggaag agtatgagta ttcaacattt ccgtgtcgcc cttattccct
     1561 tttttgcggc attttgcctt cctgtttttg ctcacccaga aacgctggtg aaagtaaaag
     1621 atgctgaaga tcagttgggt gcacgagtgg gttacatcga actggatctc aacagcggta
     1681 agatccttga gagttttcgc cccgaagaac gttttccaat gatgagcact tttaaagttc
     1741 tgctatgtgg cgcggtatta tcccgtgttg acgccgggca agagcaactc ggtcgccgca
     1801 tacactattc tcagaatgac ttggttgagt actcaccagt cacagaaaag catcttacgg
     1861 atggcatgac agtaagagaa ttatgcagtg ctgccataac catgagtgat aacactgcgg
     1921 ccaacttact tctgacaacg atcggaggac cgaaggagct aaccgctttt ttgcacaaca
     1981 tgggggatca tgtaactcgc cttgatcgtt gggaaccgga gctgaatgaa gccataccaa
     2041 acgacgagcg tgacaccacg atgcctgcag caatggcaac aacgttgcgc aaactattaa
     2101 ctggcgaact acttactcta gcttcccggc aacaattaat agactggatg gaggcggata
     2161 aagttgcagg accacttctg cgctcggccc ttccggctgg ctggtttatt gctgataaat
     2221 ctggagccgg tgagcgtggg tctcgcggta tcattgcagc actggggcca gatggtaagc
     2281 cctcccgtat cgtagttatc tacacgacgg ggagtcaggc aactatggat gaacgaaata
     2341 gacagatcgc tgagataggt gcctcactga ttaagcattg gtaactgtca gaccaagttt
     2401 actcatatat actttagatt gatttaaaac ttcattttta atttaaaagg atctaggtga
     2461 agatcctttt tgataatctc atgaccaaaa tcccttaacg tgagttttcg ttccactgag
     2521 cgtcagaccc cgtagaaaag atcaaaggat cttcttgaga tccttttttt ctgcgcgtaa
     2581 tctgctgctt gcaaacaaaa aaaccaccgc taccagcggt ggtttgtttg ccggatcaag
     2641 agctaccaac tctttttccg aaggtaactg gcttcagcag agcgcagata ccaaatactg
     2701 tccttctagt gtagccgtag ttaggccacc acttcaagaa ctctgtagca ccgcctacat
     2761 acctcgctct gctaatcctg ttaccagtgg ctgctgccag tggcgataag tcgtgtctta
     2821 ccgggttgga ctcaagacga tagttaccgg ataaggcgca gcggtcgggc tgaacggggg
     2881 gttcgtgcac acagcccagc ttggagcgaa cgacctacac cgaactgaga tacctacagc
     2941 gtgagctatg agaaagcgcc acgcttcccg aagggagaaa ggcggacagg tatccggtaa
     3001 gcggcagggt cggaacagga gagcgcacga gggagcttcc agggggaaac gcctggtatc
     3061 tttatagtcc tgtcgggttt cgccacctct gacttgagcg tcgatttttg tgatgctcgt
     3121 caggggggcg gagcctatgg aaaaacgcca gcaacgcggc ctttttacgg ttcctggcct
     3181 tttgctggcc ttttgctcac atgttctttc ctgcgttatc ccctgattct gtggataacc
     3241 gtattaccgc ctttgagtga gctgataccg ctcgccgcag ccgaacgacc gagcgcagcg
     3301 agtcagtgag cgaggaagcg gaagagcgcc tgatgcggta ttttctcctt acgcatctgt
     3361 gcggtatttc acaccgcata aattccgaca ccatcgaatg gcgcaaaacc tttcgcggta
     3421 tggcatgata gcgcccggaa gagagtcaat tcagggtggt gaatgtgaaa ccagtaacgt
     3481 tatacgatgt cgcagagtat gccggtgtct cttatcagac cgtttcccgc gtggtgaacc
     3541 aggccagcca cgtttctgcg aaaacgcggg aaaaagtgga agcggcgatg gcggagctga
     3601 attacattcc caaccgcgtg gcacaacaac tggcgggcaa acagtcgttg ctgattggcg
     3661 ttgccacctc cagtctggcc ctgcacgcgc cgtcgcaaat tgtcgcggcg attaaatctc
     3721 gcgccgatca actgggtgcc agcgtggtgg tgtcgatggt agaacgaagc ggcgtcgaag
     3781 cctgtaaagc ggcggtgcac aatcttctcg cgcaacgcgt cagtgggctg atcattaact
     3841 atccgctgga tgaccaggat gccattgctg tggaagctgc ctgcactaat gttccggcgt
     3901 tatttcttga tgtctctgac cagacaccca tcaacagtat tattttctcc catgaagacg
     3961 gtacgcgact gggcgtggag catctggtcg cattgggtca ccagcaaatc gcgctgttag
     4021 cgggcccatt aagttctgtc tcggcgcgtc tgcgtctggc tggctggcat aaatatctca
     4081 ctcgcaatca aattcagccg atagcggaac gggaaggcga ctggagtgcc atgtccggtt
     4141 ttcaacaaac catgcaaatg ctgaatgagg gcatcgttcc cactgcgatg ctggttgcca
     4201 acgatcagat ggcgctgggc gcaatgcgcg ccattaccga gtccgggctg cgcgttggtg
     4261 cggatatctc ggtagtggga tacgacgata ccgaagacag ctcatgttat atcccgccgt
     4321 taaccaccat caaacaggat tttcgcctgc tggggcaaac cagcgtggac cgcttgctgc
     4381 aactctctca gggccaggcg gtgaagggca atcagctgtt gcccgtctca ctggtgaaaa
     4441 gaaaaaccac gctagcgccc aatacgcaaa ccgcctctcc ccgcgcgttg gccgattcat
     4501 taatgcagct ggcacgacag gtttcccgac tggaaagcgg gcagtgagcg caacgcaatt
     4561 aatgtaagtt agctcactca ttaggcaccc caggctttac actttatgct tccggctcgt
     4621 atgttgtgtg gaattgtgag cggataacaa tttcacacag gaaacagcta tgaccatgat
     4681 tacggattca ctggccgtcg ttttacaacg tcgtgactgg gaaaaccctg gcgttaccca
     4741 acttaatcgc cttgcagcac atcccccttt cgccagctgg cgtaatagcg aagaggcccg
     4801 caccgatcgc ccttcccaac agttgcgcag cctgaatggc gaatggcgct ttgcctggtt
     4861 tccggcacca gaagcggtgc cggaaagctg gctggagtgc gatcttcctg aggccgatac
     4921 tgtcgtcgtc ccctcaaact ggcagatgca cggttacgat gcgcccatct acaccaacgt
     4981 gacctatccc attacggtca atccgccgtt tgttcccacg gagaatccga cgggttgtta
     5041 ctcgctcaca tttaatgttg atgaaagctg gctacaggaa ggccagacgc gaattatttt
     5101 tgatggcgtt ggaattagct tatcgactgc acggtgcacc aatgcttctg gcgtcaggca
     5161 gccatcggaa gctgtggtat ggctgtgcag gtcgtaaatc actgcataat tcgtgtcgct
     5221 caaggcgcac tcccgttctg gataatgttt tttgcgccga catcataacg gttctggcaa
     5281 atattctgaa atgagctg
//
