LOCUS       sequence-6768-ex        8467 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  synthetic circular DNA
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 8467)
  AUTHORS   Fox JD, Routzahn KM, Bucher MH, Waugh DS
  TITLE     Maltodextrin-binding proteins from diverse bacteria and archaea are 
            potent solubility enhancers.
  JOURNAL   FEBS Lett. 2003 Feb 27. 537(1-3):53-7.
  PUBMED    12606030
REFERENCE   2  (bases 1 to 8467)
  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: "FEBS Lett. 
            2003 Feb 27. 537(1-3):53-7."
COMMENT     Sequence Label: pKM839
FEATURES             Location/Qualifiers
     source          1..8467
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     primer_bind     complement(18..36)
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     promoter        104..208
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(209..277,278..1069)
                     /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(427..446)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     rep_origin      1240..1828
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     1729..1748
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     1982..1999
                     /label=L4440
                     /note="L4440 vector, forward primer"
     misc_feature    2014..2156
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     complement(2082..2101)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     2242..2264
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     CDS             complement(2258..2449)
                     /codon_start=1
                     /gene="rop"
                     /product="Rop protein, which maintains plasmids at low copy
                     number"
                     /label=rop
                     /translation="MTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHA
                     DELYRSCLARFGDDGENL"
     CDS             complement(3761..4843)
                     /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     4805..4824
                     /label=LacI-R
                     /note="LacI, reverse primer"
     promoter        complement(4844..4921)
                     /gene="lacI"
                     /label=lacI promoter
     primer_bind     5127..5146
                     /label=pBRrevBam
                     /note="pBR322 vectors, tet region, downstream of BamHI, 
                     reverse primer"
     primer_bind     5230..5249
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        5230..5248
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     protein_bind    5249..5273
                     /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)."
     RBS             5288..5310
                     /note="efficient ribosome binding site from bacteriophage 
                     T7 gene 10 (Olins and Rangwala, 1989)"
     protein_bind    6464..6588
                     /gene="mutant version of attR"
                     /label=attR1
                     /bound_moiety="LR Clonase(TM)"
                     /note="recombination site for the Gateway(R) LR reaction"
     promoter        join(6613..6618,6619..6636,6637..6643)
                     /label=lac UV5 promoter
                     /note="E. coli lac promoter with an ""up"" mutation"
     CDS             6697..7356
                     /codon_start=1
                     /gene="cat"
                     /product="chloramphenicol acetyltransferase"
                     /label=CmR
                     /note="confers resistance to chloramphenicol"
                     /translation="MEKKITGYTTVDISQWHRKEHFEAFQSVAQCTYNQTVQLDITAFL
                     KTVKKNKHKFYPAFIHILARLMNAHPEFRMAMKDGELVIWDSVHPCYTVFHEQTETFSS
                     LWSEYHDDFRQFLHIYSQDVACYGENLAYFPKGFIENMFFVSANPWVSFTSFDLNVANM
                     DNFFAPVFTMGKYYTQGDKVLMPLAIQVHHAVCDGFHVGRMLNELQQYCDEWQGGA"
     primer_bind     complement(6763..6782)
                     /label=CAT-R
                     /note="Chloramphenicol resistance gene, reverse primer"
     CDS             7698..8003
                     /codon_start=1
                     /gene="ccdB"
                     /product="CcdB, a bacterial toxin that poisons DNA gyrase"
                     /label=ccdB
                     /note="Plasmids containing the ccdB gene cannot be 
                     propagated in standard E. coli strains."
                     /translation="MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDK
                     VSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEVADLSHRENDIKNAINLMFWGI"
     primer_bind     7882..7901
                     /label=ccdB-fwd
                     /note="ccdB gene, forward primer"
     protein_bind    complement(8044..8168)
                     /gene="mutant version of attR"
                     /label=attR2
                     /bound_moiety="LR Clonase(TM)"
                     /note="recombination site for the Gateway(R) LR reaction"
     primer_bind     complement(8217..8235)
                     /label=T7 Term
                     /note="T7 terminator, reverse primer"
     terminator      8231..8278
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
ORIGIN
        1 ttcttgaaga cgaaagggcc tcgtgatacg cctattttta taggttaatg tcatgataat
       61 aatggtttct tagacgtcag gtggcacttt tcggggaaat gtgcgcggaa cccctatttg
      121 tttatttttc taaatacatt caaatatgta tccgctcatg agacaataac cctgataaat
      181 gcttcaataa tattgaaaaa ggaagagtat gagtattcaa catttccgtg tcgcccttat
      241 tccctttttt gcggcatttt gccttcctgt ttttgctcac ccagaaacgc tggtgaaagt
      301 aaaagatgct gaagatcagt tgggtgcacg agtgggttac atcgaactgg atctcaacag
      361 cggtaagatc cttgagagtt ttcgccccga agaacgtttt ccaatgatga gcacttttaa
      421 agttctgcta tgtggcgcgg tattatcccg tgttgacgcc gggcaagagc aactcggtcg
      481 ccgcatacac tattctcaga atgacttggt tgagtactca ccagtcacag aaaagcatct
      541 tacggatggc atgacagtaa gagaattatg cagtgctgcc ataaccatga gtgataacac
      601 tgcggccaac ttacttctga caacgatcgg aggaccgaag gagctaaccg cttttttgca
      661 caacatgggg gatcatgtaa ctcgccttga tcgttgggaa ccggagctga atgaagccat
      721 accaaacgac gagcgtgaca ccacgatgcc tgcagcaatg gcaacaacgt tgcgcaaact
      781 attaactggc gaactactta ctctagcttc ccggcaacaa ttaatagact ggatggaggc
      841 ggataaagtt gcaggaccac ttctgcgctc ggcccttccg gctggctggt ttattgctga
      901 taaatctgga gccggtgagc gtgggtctcg cggtatcatt gcagcactgg ggccagatgg
      961 taagccctcc cgtatcgtag ttatctacac gacggggagt caggcaacta tggatgaacg
     1021 aaatagacag atcgctgaga taggtgcctc actgattaag cattggtaac tgtcagacca
     1081 agtttactca tatatacttt agattgattt aaaacttcat ttttaattta aaaggatcta
     1141 ggtgaagatc ctttttgata atctcatgac caaaatccct taacgtgagt tttcgttcca
     1201 ctgagcgtca gaccccgtag aaaagatcaa aggatcttct tgagatcctt tttttctgcg
     1261 cgtaatctgc tgcttgcaaa caaaaaaacc accgctacca gcggtggttt gtttgccgga
     1321 tcaagagcta ccaactcttt ttccgaaggt aactggcttc agcagagcgc agataccaaa
     1381 tactgtcctt ctagtgtagc cgtagttagg ccaccacttc aagaactctg tagcaccgcc
     1441 tacatacctc gctctgctaa tcctgttacc agtggctgct gccagtggcg ataagtcgtg
     1501 tcttaccggg ttggactcaa gacgatagtt accggataag gcgcagcggt cgggctgaac
     1561 ggggggttcg tgcacacagc ccagcttgga gcgaacgacc tacaccgaac tgagatacct
     1621 acagcgtgag ctatgagaaa gcgccacgct tcccgaaggg agaaaggcgg acaggtatcc
     1681 ggtaagcggc agggtcggaa caggagagcg cacgagggag cttccagggg gaaacgcctg
     1741 gtatctttat agtcctgtcg ggtttcgcca cctctgactt gagcgtcgat ttttgtgatg
     1801 ctcgtcaggg gggcggagcc tatggaaaaa cgccagcaac gcggcctttt tacggttcct
     1861 ggccttttgc tggccttttg ctcacatgtt ctttcctgcg ttatcccctg attctgtgga
     1921 taaccgtatt accgcctttg agtgagctga taccgctcgc cgcagccgaa cgaccgagcg
     1981 cagcgagtca gtgagcgagg aagcggaaga gcgcctgatg cggtattttc tccttacgca
     2041 tctgtgcggt atttcacacc gcatatatgg tgcactctca gtacaatctg ctctgatgcc
     2101 gcatagttaa gccagtatac actccgctat cgctacgtga ctgggtcatg gctgcgcccc
     2161 gacacccgcc aacacccgct gacgcgccct gacgggcttg tctgctcccg gcatccgctt
     2221 acagacaagc tgtgaccgtc tccgggagct gcatgtgtca gaggttttca ccgtcatcac
     2281 cgaaacgcgc gaggcagctg cggtaaagct catcagcgtg gtcgtgaagc gattcacaga
     2341 tgtctgcctg ttcatccgcg tccagctcgt tgagtttctc cagaagcgtt aatgtctggc
     2401 ttctgataaa gcgggccatg ttaagggcgg ttttttcctg tttggtcact gatgcctccg
     2461 tgtaaggggg atttctgttc atgggggtaa tgataccgat gaaacgagag aggatgctca
     2521 cgatacgggt tactgatgat gaacatgccc ggttactgga acgttgtgag ggtaaacaac
     2581 tggcggtatg gatgcggcgg gaccagagaa aaatcactca gggtcaatgc cagcgcttcg
     2641 ttaatacaga tgtaggtgtt ccacagggta gccagcagca tcctgcgatg cagatccgga
     2701 acataatggt gcagggcgct gacttccgcg tttccagact ttacgaaaca cggaaaccga
     2761 agaccattca tgttgttgct caggtcgcag acgttttgca gcagcagtcg cttcacgttc
     2821 gctcgcgtat cggtgattca ttctgctaac cagtaaggca accccgccag cctagccggg
     2881 tcctcaacga caggagcacg atcatgcgca cccgtggcca ggacccaacg ctgcccgaga
     2941 tgcgccgcgt gcggctgctg gagatggcgg acgcgatgga tatgttctgc caagggttgg
     3001 tttgcgcatt cacagttctc cgcaagaatt gattggctcc aattcttgga gtggtgaatc
     3061 cgttagcgag gtgccgccgg cttccattca ggtcgaggtg gcccggctcc atgcaccgcg
     3121 acgcaacgcg gggaggcaga caaggtatag ggcggcgcct acaatccatg ccaacccgtt
     3181 ccatgtgctc gccgaggcgg cataaatcgc cgtgacgatc agcggtccag tgatcgaagt
     3241 taggctggta agagccgcga gcgatccttg aagctgtccc tgatggtcgt catctacctg
     3301 cctggacagc atggcctgca acgcgggcat cccgatgccg ccggaagcga gaagaatcat
     3361 aatggggaag gccatccagc ctcgcgtcgc gaacgccagc aagacgtagc ccagcgcgtc
     3421 ggccgccatg ccggcgataa tggcctgctt ctcgccgaaa cgtttggtgg cgggaccagt
     3481 gacgaaggct tgagcgaggg cgtgcaagat tccgaatacc gcaagcgaca ggccgatcat
     3541 cgtcgcgctc cagcgaaagc ggtcctcgcc gaaaatgacc cagagcgctg ccggcacctg
     3601 tcctacgagt tgcatgataa agaagacagt cataagtgcg gcgacgatag tcatgccccg
     3661 cgcccaccgg aaggagctga ctgggttgaa ggctctcaag ggcatcggtc gagatcccgg
     3721 tgcctaatga gtgagctaac ttacattaat tgcgttgcgc tcactgcccg ctttccagtc
     3781 gggaaacctg tcgtgccagc tgcattaatg aatcggccaa cgcgcgggga gaggcggttt
     3841 gcgtattggg cgccagggtg gtttttcttt tcaccagtga gacgggcaac agctgattgc
     3901 ccttcaccgc ctggccctga gagagttgca gcaagcggtc cacgctggtt tgccccagca
     3961 ggcgaaaatc ctgtttgatg gtggttaacg gcgggatata acatgagctg tcttcggtat
     4021 cgtcgtatcc cactaccgag atatccgcac caacgcgcag cccggactcg gtaatggcgc
     4081 gcattgcgcc cagcgccatc tgatcgttgg caaccagcat cgcagtggga acgatgccct
     4141 cattcagcat ttgcatggtt tgttgaaaac cggacatggc actccagtcg ccttcccgtt
     4201 ccgctatcgg ctgaatttga ttgcgagtga gatatttatg ccagccagcc agacgcagac
     4261 gcgccgagac agaacttaat gggcccgcta acagcgcgat ttgctggtga cccaatgcga
     4321 ccagatgctc cacgcccagt cgcgtaccgt cttcatggga gaaaataata ctgttgatgg
     4381 gtgtctggtc agagacatca agaaataacg ccggaacatt agtgcaggca gcttccacag
     4441 caatggcatc ctggtcatcc agcggatagt taatgatcag cccactgacg cgttgcgcga
     4501 gaagattgtg caccgccgct ttacaggctt cgacgccgct tcgttctacc atcgacacca
     4561 ccacgctggc acccagttga tcggcgcgag atttaatcgc cgcgacaatt tgcgacggcg
     4621 cgtgcagggc cagactggag gtggcaacgc caatcagcaa cgactgtttg cccgccagtt
     4681 gttgtgccac gcggttggga atgtaattca gctccgccat cgccgcttcc actttttccc
     4741 gcgttttcgc agaaacgtgg ctggcctggt tcaccacgcg ggaaacggtc tgataagaga
     4801 caccggcata ctctgcgaca tcgtataacg ttactggttt cacattcacc accctgaatt
     4861 gactctcttc cgggcgctat catgccatac cgcgaaaggt tttgcgccat tcgatggtgt
     4921 ccgggatctc gacgctctcc cttatgcgac tcctgcatta ggaagcagcc cagtagtagg
     4981 ttgaggccgt tgagcaccgc cgccgcaagg aatggtgcat gcaaggagat ggcgcccaac
     5041 agtcccccgg ccacggggcc tgccaccata cccacgccga aacaagcgct catgagcccg
     5101 aagtggcgag cccgatcttc cccatcggtg atgtcggcga tataggcgcc agcaaccgca
     5161 cctgtggcgc cggtgatgcc ggccacgatg cgtccggcgt agaggatcga gatctcgatc
     5221 ccgcgaaatt aatacgactc actatagggg aattgtgagc ggataacaat tcccctctag
     5281 aaataatttt gtttaacttt aagaaggaga tatacatatg aaaatcgaag aaggaaaagt
     5341 tgttatttgg catgcaatgc aacccaatga gcttgaggtc ttccaaagct tagcggaaga
     5401 atacatggca ctctctccag aagttgagat agtttttgaa caaaagccaa acttggaaga
     5461 tgctcttaag gctgcaatac ccacaggtca aggtcctgac ctctttatct gggctcacga
     5521 ctggattgga aagtttgctg aggcaggatt acttgagcca attgatgaat atgtaactga
     5581 agatctcctt aacgagtttg ctccaatggc ccaggatgca atgcagtata aaggtcacta
     5641 ctatgctcta ccattcgccg ctgaaacagt tgcaataatc tacaacaaag aaatggttag
     5701 cgagccaccg aaaacctttg atgagatgaa ggcaataatg gagaagtact atgatccagc
     5761 aaatgagaag tatggaatag cttggccaat taatgcctac tttatctcag caattgctca
     5821 ggcctttggt ggttactact ttgacgacaa aacagagcaa ccgggactag ataagcctga
     5881 gacaatcgaa ggatttaagt tcttcttcac agaaatatgg ccatacatgg ctccaactgg
     5941 agactacaac actcaacaga gtatattcct cgagggtaga gccccaatga tggttaatgg
     6001 tccatggagc attaacgacg ttaagaaggc aggaataaac tttggagtgg ttccactacc
     6061 tccaataatc aaggatggta aggagtactg gccaaggcct tacggtggag ttaagttgat
     6121 ttacttcgca gcgggaataa agaacaagga tgctgcatgg aagttcgcaa agtggcttac
     6181 cacaagcgaa gagtcaatta agacattggc actagagctg ggatacatac cggttcttac
     6241 gaaggttctt gatgatccag aaattaagaa tgatccagta atctatggct ttggacaagc
     6301 agttcagcac gcatacctaa tgccaaagag tccaaagatg agtgctgttt ggggcggagt
     6361 tgatggggca attaacgaaa tcctccaaga tccacaaaac gctgacattg aaggaatact
     6421 aaagaagtat caacaagaaa tccttaacaa catgcaaggg atcacaagtt tgtacaaaaa
     6481 agctgaacga gaaacgtaaa atgatataaa tatcaatata ttaaattaga ttttgcataa
     6541 aaaacagact acataatact gtaaaacaca acatatccag tcactatggc ggccgcatta
     6601 ggcaccccag gctttacact ttatgcttcc ggctcgtata atgtgtggat tttgagttag
     6661 gatccggcga gattttcagg agctaaggaa gctaaaatgg agaaaaaaat cactggatat
     6721 accaccgttg atatatccca atggcatcgt aaagaacatt ttgaggcatt tcagtcagtt
     6781 gctcaatgta cctataacca gaccgttcag ctggatatta cggccttttt aaagaccgta
     6841 aagaaaaata agcacaagtt ttatccggcc tttattcaca ttcttgcccg cctgatgaat
     6901 gctcatccgg aattccgtat ggcaatgaaa gacggtgagc tggtgatatg ggatagtgtt
     6961 cacccttgtt acaccgtttt ccatgagcaa actgaaacgt tttcatcgct ctggagtgaa
     7021 taccacgacg atttccggca gtttctacac atatattcgc aagatgtggc gtgttacggt
     7081 gaaaacctgg cctatttccc taaagggttt attgagaata tgtttttcgt ctcagccaat
     7141 ccctgggtga gtttcaccag ttttgattta aacgtggcca atatggacaa cttcttcgcc
     7201 cccgttttca ccatgggcaa atattatacg caaggcgaca aggtgctgat gccgctggcg
     7261 attcaggttc atcatgccgt ctgtgatggc ttccatgtcg gcagaatgct taatgaatta
     7321 caacagtact gcgatgagtg gcagggcggg gcgtaaacgc gtggatccgg cttactaaaa
     7381 gccagataac agtatgcgta tttgcgcgct gatttttgcg gtataagaat atatactgat
     7441 atgtataccc gaagtatgtc aaaaagaggt gtgctatgaa gcagcgtatt acagtgacag
     7501 ttgacagcga cagctatcag ttgctcaagg catatatgat gtcaatatct ccggtctggt
     7561 aagcacaacc atgcagaatg aagcccgtcg tctgcgtgcc gaacgctgga aagcggaaaa
     7621 tcaggaaggg atggctgagg tcgcccggtt tattgaaatg aacggctctt ttgctgacga
     7681 gaacagggac tggtgaaatg cagtttaagg tttacaccta taaaagagag agccgttatc
     7741 gtctgtttgt ggatgtacag agtgatatta ttgacacgcc cgggcgacgg atggtgatcc
     7801 ccctggccag tgcacgtctg ctgtcagata aagtctcccg tgaactttac ccggtggtgc
     7861 atatcgggga tgaaagctgg cgcatgatga ccaccgatat ggccagtgtg ccggtctccg
     7921 ttatcgggga agaagtggct gatctcagcc accgcgaaaa tgacatcaaa aacgccatta
     7981 acctgatgtt ctggggaata taaatgtcag gctcccttat acacagccag tctgcaggtc
     8041 gaccatagtg actggatatg ttgtgtttta cagtattatg tagtctgttt tttatgcaaa
     8101 atctaattta atatattgat atttatatca ttttacgttt ctcgttcagc tttcttgtac
     8161 aaagtggtga tcggctgcta acaaagcccg aaaggaagct gagttggctg ctgccaccgc
     8221 tgagcaataa ctagcataac cccttggggc ctctaaacgg gtcttgaggg gttttttgct
     8281 gaaaggagga actatatccg gatatcccgc aagaggcccg gcagtaccgg cataaccaag
     8341 cctatgccta cagcatccag ggtgacggtg ccgaggatga cgatgagcgc attgttagat
     8401 ttcatacacg gtgcctgact gcgttagcaa tttaactgtg ataaactacc gcattaaagc
     8461 ttatcga
//
