LOCUS       sequence-306492-        6976 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Bacterial expression of MTbeta.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6976)
  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 6976)
  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+-MTbeta
FEATURES             Location/Qualifiers
     source          1..6976
                     /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             2815..2832
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(2843..2860)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(2843..2859)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(2852..2874)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     primer_bind     complement(3038..3055)
                     /label=pBAD Reverse
                     /note="For vectors with E. coli araBAD promoter, reverse 
                     primer"
     terminator      3208..3294
                     /gene="Escherichia coli rrnB"
                     /label=rrnB T1 terminator
                     /note="transcription terminator T1 from the E. coli rrnB 
                     gene"
     terminator      3386..3413
                     /label=rrnB T2 terminator
                     /note="transcription terminator T2 from the E. coli rrnB 
                     gene"
     primer_bind     complement(3553..3572)
                     /label=pENTR-R
                     /note="pENTR vectors, reverse primer"
     CDS             3564..4379
                     /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             3564..4379
                     /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(3637..3656)
                     /label=Kan-R
                     /note="Kanamycin resistance gene, reverse primer"
     rep_origin      complement(4650..5163)
                     /direction=LEFT
                     /label=M13 ori
                     /note="M13 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(4845..4866)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     5057..5076
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     rep_origin      5274..5862
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     5763..5782
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     6016..6033
                     /label=L4440
                     /note="L4440 vector, forward primer"
     misc_feature    6048..6190
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     complement(6116..6135)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     6276..6298
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     CDS             complement(6292..6483)
                     /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 gcccatgggt ggagcctgtg cgtgtgcagc cggcggcgct
     2761 tgcgcttgcg caggcgcttg cgcctgcgca gcatgcgcat gtgccgcttg cgctcaccac
     2821 caccaccacc actaagcttg gcactggccg tcgttttaca acgtcgtgac tgggaaaacc
     2881 ctggcgttac ccaacttaat cgccttgcag cacatccccc tttcgccagc tggcgtaata
     2941 gcgaagaggc ccgcaccgat cgcccttccc aacagttgcg cagcctgaat ggcgaatggc
     3001 agcttggctg ttttggcgga tgagataaga ttttcagcct gatacagatt aaatcagaac
     3061 gcagaagcgg tctgataaaa cagaatttgc ctggcggcag tagcgcggtg gtcccacctg
     3121 accccatgcc gaactcagaa gtgaaacgcc gtagcgccga tggtagtgtg gggtctcccc
     3181 atgcgagagt agggaactgc caggcatcaa ataaaacgaa aggctcagtc gaaagactgg
     3241 gcctttcgtt ttatctgttg tttgtcggtg aacgctctcc tgagtaggac aaatccgccg
     3301 ggagcggatt tgaacgttgc gaagcaacgg cccggagggt ggcgggcagg acgcccgcca
     3361 taaactgcca ggcatcaaat taagcagaag gccatcctga cggatggcct ttttgcgttt
     3421 ctacaaactc ttttgtttat ttttctaaat acaggtacct tctacggggt ctgacgctca
     3481 gtggaacgaa aactcacgtt aagggatttt ggtcatgaac aataaaactg tctgcttaca
     3541 taaacagtaa tacaaggggt gttatgagcc atattcaacg ggaaacgtct tgctctaggc
     3601 cgcgattaaa ttccaacatg gatgctgatt tatatgggta taaatgggct cgcgataatg
     3661 tcgggcaatc aggtgcgaca atctatcgat tgtatgggaa gcccgatgcg ccagagttgt
     3721 ttctgaaaca tggcaaaggt agcgttgcca atgatgttac agatgagatg gtcagactaa
     3781 actggctgac ggaatttatg cctcttccga ccatcaagca ttttatccgt actcctgatg
     3841 atgcatggtt actcaccact gcgatccccg ggaaaacagc attccaggta ttagaagaat
     3901 atcctgattc aggtgaaaat attgttgatg cgctggcagt gttcctgcgc cggttgcatt
     3961 cgattcctgt ttgtaattgt ccttttaaca gcgatcgcgt atttcgtctc gctcaggcgc
     4021 aatcacgaat gaataacggt ttggttgatg cgagtgattt tgatgacgag cgtaatggct
     4081 ggcctgttga acaagtctgg aaagaaatgc ataaactttt gccattctca ccggattcag
     4141 tcgtcactca tggtgatttc tcacttgata accttatttt tgacgagggg aaattaatag
     4201 gttgtattga tgttggacga gtcggaatcg cagaccgata ccaggatctt gccatcctat
     4261 ggaactgcct cggtgagttt tctccttcat tacagaaacg gctttttcaa aaatatggta
     4321 ttgataatcc tgatatgaat aaattgcagt ttcatttgat gctcgatgag tttttctaag
     4381 aattaattca tgagcggata catatttgaa tgtatttaga aaaataaaca aataggggtt
     4441 ccgcgcacat ttccccgaaa agtgccacct aaattgtaag cgttaatatt ttgttaaaat
     4501 tcgcgttaaa tttttgttaa atcagctcat tttttaacca ataggccgaa atcggcaaaa
     4561 tcccttataa atcaaaagaa tagaccgaga tagggttgag tgccatggct gtcagaccaa
     4621 gtttactcat atatacttta gattgattta ccccggttga taatcagaaa agccccaaaa
     4681 acaggaagat tgtataagca aatatttaaa ttgtaaacgt taatattttg ttaaaattcg
     4741 cgttaaattt ttgttaaatc agctcatttt ttaaccaata ggccgaaatc ggcaaaatcc
     4801 cttataaatc aaaagaatag accgagatag ggttgagtgt tgttccagtt tggaacaaga
     4861 gtccactatt aaagaacgtg gactccaacg tcaaagggcg aaaaaccgtc tatcagggcg
     4921 atggcccact acgtgaacca tcacccaaat caagtttttt ggggtcgagg tgccgtaaag
     4981 cactaaatcg gaaccctaaa gggagccccc gatttagagc ttgacgggga aagccggcga
     5041 acgtggcgag aaaggaaggg aagaaagcga aaggagcggg cgctagggcg ctggcaagtg
     5101 tagcggtcac gctgcgcgta accaccacac ccgccgcgct taatgcgccg ctacagggcg
     5161 cgtaaaagga tctaggtgaa gatccttttt gataatctca tgaccaaaat cccttaacgt
     5221 gagttttcgt tccactgagc gtcagacccc gtagaaaaga tcaaaggatc ttcttgagat
     5281 cctttttttc tgcgcgtaat ctgctgcttg caaacaaaaa aaccaccgct accagcggtg
     5341 gtttgtttgc cggatcaaga gctaccaact ctttttccga aggtaactgg cttcagcaga
     5401 gcgcagatac caaatactgt ccttctagtg tagccgtagt taggccacca cttcaagaac
     5461 tctgtagcac cgcctacata cctcgctctg ctaatcctgt taccagtggc tgctgccagt
     5521 ggcgataagt cgtgtcttac cgggttggac tcaagacgat agttaccgga taaggcgcag
     5581 cggtcgggct gaacgggggg ttcgtgcaca cagcccagct tggagcgaac gacctacacc
     5641 gaactgagat acctacagcg tgagctatga gaaagcgcca cgcttcccga agggagaaag
     5701 gcggacaggt atccggtaag cggcagggtc ggaacaggag agcgcacgag ggagcttcca
     5761 gggggaaacg cctggtatct ttatagtcct gtcgggtttc gccacctctg acttgagcgt
     5821 cgatttttgt gatgctcgtc aggggggcgg agcctatgga aaaacgccag caacgcggcc
     5881 tttttacggt tcctggcctt ttgctggcct tttgctcaca tgttctttcc tgcgttatcc
     5941 cctgattctg tggataaccg tattaccgcc tttgagtgag ctgataccgc tcgccgcagc
     6001 cgaacgaccg agcgcagcga gtcagtgagc gaggaagcgg aagagcgcct gatgcggtat
     6061 tttctcctta cgcatctgtg cggtatttca caccgcatat atggtgcact ctcagtacaa
     6121 tctgctctga tgccgcatag ttaagccagt atacactccg ctatcgctac gtgactgggt
     6181 catggctgcg ccccgacacc cgccaacacc cgctgacgcg ccctgacggg cttgtctgct
     6241 cccggcatcc gcttacagac aagctgtgac cgtctccggg agctgcatgt gtcagaggtt
     6301 ttcaccgtca tcaccgaaac gcgcgaggca gctgcggtaa agctcatcag cgtggtcgtg
     6361 cagcgattca cagatgtctg cctgttcatc cgcgtccagc tcgttgagtt tctccagaag
     6421 cgttaatgtc tggcttctga taaagcgggc catgttaagg gcggtttttt cctgtttggt
     6481 cactgatgcc tccgtgtaag ggggatttct gttcatgggg gtaatgatac cgatgaaacg
     6541 agagaggatg ctcacgatac gggttactga tgatgaacat gcccggttac tggaacgttg
     6601 tgagggtaaa caactggcgg tatggatgcg gcgggaccag agaaaaatca ctcagggtca
     6661 atgccagcgc ttcgttaata cagatgtagg tgttccacag ggtagccagc agcatcctgc
     6721 gatgcagatc cggaacataa tggtgcaggg cgctgacttc cgcgtttcca gactttacga
     6781 aacacggaaa ccgaagacca ttcatgttgt tgctcaggtc gcagacgttt tgcagcagca
     6841 gtcgcttcac gttcgctcgc gtatcggtga ttcattctgc taaccagtaa ggcaaccccg
     6901 ccagcctagc cgggtcctca acgacaggag cacgatcatg cgcacccgtg gccaggaccc
     6961 aacgctgccc gaaatt
//
