LOCUS       sequence-306820-        7255 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Bacterial expression of 2MT.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 7255)
  AUTHORS   Jiang Z, Jin X, Li Y, Liu S, Liu XM, Wang YY, Zhao P, Cai X, Liu Y, 
            Tang Y, Sun X, Liu Y, Hu Y, Li M, Cai G, Qi X, Chen S, Du LL, He W
  TITLE     Genetically encoded tags for direct synthesis of EM-visible gold 
            nanoparticles in cells.
  JOURNAL   Nat Methods. 2020 Sep;17(9):937-946. doi: 10.1038/s41592-020-0911-z.
            Epub 2020 Aug 10.
  PUBMED    32778831
REFERENCE   2  (bases 1 to 7255)
  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"; doi: 
            "10.1038/s41592-020-0911-z"; journalName: "Nat Methods"; date: 
            "2020-09"; volume: "17"; issue: "9"; pages: "937-946"
COMMENT     Sequence Label: pMAL-C2X dAmp/Kana+-2MT
FEATURES             Location/Qualifiers
     source          1..7255
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        3..80
                     /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             81..1163
                     /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(100..119)
                     /label=LacI-R
                     /note="LacI, reverse primer"
     promoter        join(1406..1411,1412..1427,1428..1434)
                     /label=tac promoter
                     /note="strong E. coli promoter; hybrid between the trp and 
                     lac UV5 promoters"
     protein_bind    1442..1458
                     /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     1447..1469
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     CDS             1528..2628
                     /codon_start=1
                     /gene="malE (mutated)"
                     /product="maltose binding protein from E. coli"
                     /label=MBP
                     /note="This version of the gene does not encode a signal 
                     sequence, so MBP will remain in the cytosol."
                     /translation="MKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLE
                     EKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKL
                     IAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIA
                     ADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGE
                     TAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFL
                     ENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAF
                     WYAVRTAVINAASGRQTVDEALKDAQT"
     primer_bind     2602..2625
                     /label=MBP-F
                     /note="Maltose binding protein, forward primer"
     CDS             2677..2688
                     /codon_start=1
                     /product="Factor Xa recognition and cleavage site"
                     /label=Factor Xa site
                     /translation="IEGR"
     CDS             2701..2724
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     CDS             3094..3111
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(3122..3139)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(3122..3138)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(3131..3153)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     primer_bind     complement(3317..3334)
                     /label=pBAD Reverse
                     /note="For vectors with E. coli araBAD promoter, reverse 
                     primer"
     terminator      3487..3573
                     /gene="Escherichia coli rrnB"
                     /label=rrnB T1 terminator
                     /note="transcription terminator T1 from the E. coli rrnB 
                     gene"
     terminator      3665..3692
                     /label=rrnB T2 terminator
                     /note="transcription terminator T2 from the E. coli rrnB 
                     gene"
     primer_bind     complement(3832..3851)
                     /label=pENTR-R
                     /note="pENTR vectors, reverse primer"
     CDS             3843..4658
                     /codon_start=1
                     /product="aminoglycoside phosphotransferase"
                     /label=KanR
                     /note="confers resistance to kanamycin in bacteria or G418 
                     (Geneticin(R)) in eukaryotes"
                     /translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG
                     KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK
                     TAFQVLEEYPDSGENIVDALAVFLRRLHSIPVCNCPFNSDRVFRLAQAQSRMNNGLVDA
                     SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI
                     ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"
     CDS             3843..4658
                     /codon_start=1
                     /gene="aph(3')-Ia"
                     /product="aminoglycoside phosphotransferase"
                     /label=KanR
                     /note="confers resistance to kanamycin in bacteria or G418 
                     (Geneticin(R)) in eukaryotes"
                     /translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG
                     KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK
                     TAFQVLEEYPDSGENIVDALAVFLRRLHSIPVCNCPFNSDRVFRLAQAQSRMNNGLVDA
                     SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI
                     ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"
     primer_bind     complement(3916..3935)
                     /label=Kan-R
                     /note="Kanamycin resistance gene, reverse primer"
     rep_origin      complement(4929..5442)
                     /direction=LEFT
                     /label=M13 ori
                     /note="M13 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(5124..5145)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     5336..5355
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     rep_origin      5553..6141
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     6042..6061
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     6295..6312
                     /label=L4440
                     /note="L4440 vector, forward primer"
     misc_feature    6327..6469
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     complement(6395..6414)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     6555..6577
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     CDS             complement(6571..6762)
                     /codon_start=1
                     /gene="rop"
                     /product="Rop protein, which maintains plasmids at low copy
                     number"
                     /label=rop
                     /translation="MTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHA
                     DELYRSCLARFGDDGENL"
ORIGIN
        1 ccgacaccat cgaatggtgc aaaacctttc gcggtatggc atgatagcgc ccggaagaga
       61 gtcaattcag ggtggtgaat gtgaaaccag taacgttata cgatgtcgca gagtatgccg
      121 gtgtctctta tcagaccgtt tcccgcgtgg tgaaccaggc cagccacgtt tctgcgaaaa
      181 cgcgggaaaa agtggaagcg gcgatggcgg agctgaatta cattcccaac cgcgtggcac
      241 aacaactggc gggcaaacag tcgttgctga ttggcgttgc cacctccagt ctggccctgc
      301 acgcgccgtc gcaaattgtc gcggcgatta aatctcgcgc cgatcaactg ggtgccagcg
      361 tggtggtgtc gatggtagaa cgaagcggcg tcgaagcctg taaagcggcg gtgcacaatc
      421 ttctcgcgca acgcgtcagt gggctgatca ttaactatcc gctggatgac caggatgcca
      481 ttgctgtgga agctgcctgc actaatgttc cggcgttatt tcttgatgtc tctgaccaga
      541 cacccatcaa cagtattatt ttctcccatg aagacggtac gcgactgggc gtggagcatc
      601 tggtcgcatt gggtcaccag caaatcgcgc tgttagcggg cccattaagt tctgtctcgg
      661 cgcgtctgcg tctggctggc tggcataaat atctcactcg caatcaaatt cagccgatag
      721 cggaacggga aggcgactgg agtgccatgt ccggttttca acaaaccatg caaatgctga
      781 atgagggcat cgttcccact gcgatgctgg ttgccaacga tcagatggcg ctgggcgcaa
      841 tgcgcgccat taccgagtcc gggctgcgcg ttggtgcgga tatctcagta gtgggatacg
      901 acgataccga agacagctca tgttatatcc cgccgttaac caccatcaaa caggattttc
      961 gcctgctggg gcaaaccagc gtggaccgct tgctgcaact ctctcagggc caggcggtga
     1021 agggcaatca gctgttgccc gtctcactgg tgaaaagaaa aaccaccctg gcgcccaata
     1081 cgcaaaccgc ctctccccgc gcgttggccg attcattaat gcagctggca cgacaggttt
     1141 cccgactgga aagcgggcag tgagcgcaac gcaattaatg taagttagct cactcattag
     1201 gcacaattct catgtttgac agcttatcat cgactgcacg gtgcaccaat gcttctggcg
     1261 tcaggcagcc atcggaagct gtggtatggc tgtgcaggtc gtaaatcact gcataattcg
     1321 tgtcgctcaa ggcgcactcc cgttctggat aatgtttttt gcgccgacat cataacggtt
     1381 ctggcaaata ttctgaaatg agctgttgac aattaatcat cggctcgtat aatgtgtgga
     1441 attgtgagcg gataacaatt tcacacagga aacagccagt ccgtttaggt gttttcacga
     1501 gcacttcacc aacaaggacc atagcatatg aaaatcgaag aaggtaaact ggtaatctgg
     1561 attaacggcg ataaaggcta taacggtctc gctgaagtcg gtaagaaatt cgagaaagat
     1621 accggaatta aagtcaccgt tgagcatccg gataaactgg aagagaaatt cccacaggtt
     1681 gcggcaactg gcgatggccc tgacattatc ttctgggcac acgaccgctt tggtggctac
     1741 gctcaatctg gcctgttggc tgaaatcacc ccggacaaag cgttccagga caagctgtat
     1801 ccgtttacct gggatgccgt acgttacaac ggcaagctga ttgcttaccc gatcgctgtt
     1861 gaagcgttat cgctgattta taacaaagat ctgctgccga acccgccaaa aacctgggaa
     1921 gagatcccgg cgctggataa agaactgaaa gcgaaaggta agagcgcgct gatgttcaac
     1981 ctgcaagaac cgtacttcac ctggccgctg attgctgctg acgggggtta tgcgttcaag
     2041 tatgaaaacg gcaagtacga cattaaagac gtgggcgtgg ataacgctgg cgcgaaagcg
     2101 ggtctgacct tcctggttga cctgattaaa aacaaacaca tgaatgcaga caccgattac
     2161 tccatcgcag aagctgcctt taataaaggc gaaacagcga tgaccatcaa cggcccgtgg
     2221 gcatggtcca acatcgacac cagcaaagtg aattatggtg taacggtact gccgaccttc
     2281 aagggtcaac catccaaacc gttcgttggc gtgctgagcg caggtattaa cgccgccagt
     2341 ccgaacaaag agctggcaaa agagttcctc gaaaactatc tgctgactga tgaaggtctg
     2401 gaagcggtta ataaagacaa accgctgggt gccgtagcgc tgaagtctta cgaggaagag
     2461 ttggcgaaag atccacgtat tgccgccact atggaaaacg cccagaaagg tgaaatcatg
     2521 ccgaacatcc cgcagatgtc cgctttctgg tatgccgtgc gtactgcggt gatcaacgcc
     2581 gccagcggtc gtcagactgt cgatgaagcc ctgaaagacg cgcagactaa ttcgagctcg
     2641 aacaacaaca acaataacaa taacaacaac ctcgggatcg agggaaggat ttcagaattc
     2701 ctggaagttc tgttccaggg gcccatggac cccaactgct cctgctccac cggcggctcc
     2761 tgcacttgca ccagctcctg cgcctgcaag aactgcaagt gcacctcctg caagaagagc
     2821 tgctgctcct gctgtcccgt gggctgctcc aaatgtgccc agggctgtgt ctgcaaaggc
     2881 gccgcggaca agtgcacgtg ctgtgcctct agagacccca actgctcctg ctccaccggc
     2941 ggctcctgca cttgcaccag ctcctgcgcc tgcaagaact gcaagtgcac ctcctgcaag
     3001 aagagctgct gctcctgctg tcccgtgggc tgctccaaat gtgcccaggg ctgtgtctgc
     3061 aaaggcgccg cggacaagtg cacgtgctgt gcccatcacc accatcatca ctaagcttgg
     3121 cactggccgt cgttttacaa cgtcgtgact gggaaaaccc tggcgttacc caacttaatc
     3181 gccttgcagc acatccccct ttcgccagct ggcgtaatag cgaagaggcc cgcaccgatc
     3241 gcccttccca acagttgcgc agcctgaatg gcgaatggca gcttggctgt tttggcggat
     3301 gagataagat tttcagcctg atacagatta aatcagaacg cagaagcggt ctgataaaac
     3361 agaatttgcc tggcggcagt agcgcggtgg tcccacctga ccccatgccg aactcagaag
     3421 tgaaacgccg tagcgccgat ggtagtgtgg ggtctcccca tgcgagagta gggaactgcc
     3481 aggcatcaaa taaaacgaaa ggctcagtcg aaagactggg cctttcgttt tatctgttgt
     3541 ttgtcggtga acgctctcct gagtaggaca aatccgccgg gagcggattt gaacgttgcg
     3601 aagcaacggc ccggagggtg gcgggcagga cgcccgccat aaactgccag gcatcaaatt
     3661 aagcagaagg ccatcctgac ggatggcctt tttgcgtttc tacaaactct tttgtttatt
     3721 tttctaaata caggtacctt ctacggggtc tgacgctcag tggaacgaaa actcacgtta
     3781 agggattttg gtcatgaaca ataaaactgt ctgcttacat aaacagtaat acaaggggtg
     3841 ttatgagcca tattcaacgg gaaacgtctt gctctaggcc gcgattaaat tccaacatgg
     3901 atgctgattt atatgggtat aaatgggctc gcgataatgt cgggcaatca ggtgcgacaa
     3961 tctatcgatt gtatgggaag cccgatgcgc cagagttgtt tctgaaacat ggcaaaggta
     4021 gcgttgccaa tgatgttaca gatgagatgg tcagactaaa ctggctgacg gaatttatgc
     4081 ctcttccgac catcaagcat tttatccgta ctcctgatga tgcatggtta ctcaccactg
     4141 cgatccccgg gaaaacagca ttccaggtat tagaagaata tcctgattca ggtgaaaata
     4201 ttgttgatgc gctggcagtg ttcctgcgcc ggttgcattc gattcctgtt tgtaattgtc
     4261 cttttaacag cgatcgcgta tttcgtctcg ctcaggcgca atcacgaatg aataacggtt
     4321 tggttgatgc gagtgatttt gatgacgagc gtaatggctg gcctgttgaa caagtctgga
     4381 aagaaatgca taaacttttg ccattctcac cggattcagt cgtcactcat ggtgatttct
     4441 cacttgataa ccttattttt gacgagggga aattaatagg ttgtattgat gttggacgag
     4501 tcggaatcgc agaccgatac caggatcttg ccatcctatg gaactgcctc ggtgagtttt
     4561 ctccttcatt acagaaacgg ctttttcaaa aatatggtat tgataatcct gatatgaata
     4621 aattgcagtt tcatttgatg ctcgatgagt ttttctaaga attaattcat gagcggatac
     4681 atatttgaat gtatttagaa aaataaacaa ataggggttc cgcgcacatt tccccgaaaa
     4741 gtgccaccta aattgtaagc gttaatattt tgttaaaatt cgcgttaaat ttttgttaaa
     4801 tcagctcatt ttttaaccaa taggccgaaa tcggcaaaat cccttataaa tcaaaagaat
     4861 agaccgagat agggttgagt gccatggctg tcagaccaag tttactcata tatactttag
     4921 attgatttac cccggttgat aatcagaaaa gccccaaaaa caggaagatt gtataagcaa
     4981 atatttaaat tgtaaacgtt aatattttgt taaaattcgc gttaaatttt tgttaaatca
     5041 gctcattttt taaccaatag gccgaaatcg gcaaaatccc ttataaatca aaagaataga
     5101 ccgagatagg gttgagtgtt gttccagttt ggaacaagag tccactatta aagaacgtgg
     5161 actccaacgt caaagggcga aaaaccgtct atcagggcga tggcccacta cgtgaaccat
     5221 cacccaaatc aagttttttg gggtcgaggt gccgtaaagc actaaatcgg aaccctaaag
     5281 ggagcccccg atttagagct tgacggggaa agccggcgaa cgtggcgaga aaggaaggga
     5341 agaaagcgaa aggagcgggc gctagggcgc tggcaagtgt agcggtcacg ctgcgcgtaa
     5401 ccaccacacc cgccgcgctt aatgcgccgc tacagggcgc gtaaaaggat ctaggtgaag
     5461 atcctttttg ataatctcat gaccaaaatc ccttaacgtg agttttcgtt ccactgagcg
     5521 tcagaccccg tagaaaagat caaaggatct tcttgagatc ctttttttct gcgcgtaatc
     5581 tgctgcttgc aaacaaaaaa accaccgcta ccagcggtgg tttgtttgcc ggatcaagag
     5641 ctaccaactc tttttccgaa ggtaactggc ttcagcagag cgcagatacc aaatactgtc
     5701 cttctagtgt agccgtagtt aggccaccac ttcaagaact ctgtagcacc gcctacatac
     5761 ctcgctctgc taatcctgtt accagtggct gctgccagtg gcgataagtc gtgtcttacc
     5821 gggttggact caagacgata gttaccggat aaggcgcagc ggtcgggctg aacggggggt
     5881 tcgtgcacac agcccagctt ggagcgaacg acctacaccg aactgagata cctacagcgt
     5941 gagctatgag aaagcgccac gcttcccgaa gggagaaagg cggacaggta tccggtaagc
     6001 ggcagggtcg gaacaggaga gcgcacgagg gagcttccag ggggaaacgc ctggtatctt
     6061 tatagtcctg tcgggtttcg ccacctctga cttgagcgtc gatttttgtg atgctcgtca
     6121 ggggggcgga gcctatggaa aaacgccagc aacgcggcct ttttacggtt cctggccttt
     6181 tgctggcctt ttgctcacat gttctttcct gcgttatccc ctgattctgt ggataaccgt
     6241 attaccgcct ttgagtgagc tgataccgct cgccgcagcc gaacgaccga gcgcagcgag
     6301 tcagtgagcg aggaagcgga agagcgcctg atgcggtatt ttctccttac gcatctgtgc
     6361 ggtatttcac accgcatata tggtgcactc tcagtacaat ctgctctgat gccgcatagt
     6421 taagccagta tacactccgc tatcgctacg tgactgggtc atggctgcgc cccgacaccc
     6481 gccaacaccc gctgacgcgc cctgacgggc ttgtctgctc ccggcatccg cttacagaca
     6541 agctgtgacc gtctccggga gctgcatgtg tcagaggttt tcaccgtcat caccgaaacg
     6601 cgcgaggcag ctgcggtaaa gctcatcagc gtggtcgtgc agcgattcac agatgtctgc
     6661 ctgttcatcc gcgtccagct cgttgagttt ctccagaagc gttaatgtct ggcttctgat
     6721 aaagcgggcc atgttaaggg cggttttttc ctgtttggtc actgatgcct ccgtgtaagg
     6781 gggatttctg ttcatggggg taatgatacc gatgaaacga gagaggatgc tcacgatacg
     6841 ggttactgat gatgaacatg cccggttact ggaacgttgt gagggtaaac aactggcggt
     6901 atggatgcgg cgggaccaga gaaaaatcac tcagggtcaa tgccagcgct tcgttaatac
     6961 agatgtaggt gttccacagg gtagccagca gcatcctgcg atgcagatcc ggaacataat
     7021 ggtgcagggc gctgacttcc gcgtttccag actttacgaa acacggaaac cgaagaccat
     7081 tcatgttgtt gctcaggtcg cagacgtttt gcagcagcag tcgcttcacg ttcgctcgcg
     7141 tatcggtgat tcattctgct aaccagtaag gcaaccccgc cagcctagcc gggtcctcaa
     7201 cgacaggagc acgatcatgc gcacccgtgg ccaggaccca acgctgcccg aaatt
//
