LOCUS       sequence-107167-        5207 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Expression of betaine homocysteine methyltransferase.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 5207)
  AUTHORS   Poulin MB, Du Q, Schramm VL
  TITLE     Chemoenzymatic Synthesis of (36)S Isotopologues of Methionine and 
            S-Adenosyl-l-methionine.
  JOURNAL   J Org Chem. 2015 May 15;80(10):5344-7. doi: 10.1021/acs.joc.5b00608.
            Epub 2015 Apr 23.
  PUBMED    25884979
REFERENCE   2  (bases 1 to 5207)
  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: 
            "10.1021/acs.joc.5b00608"; journalName: "J Org Chem"; date: 
            "2015-05-15- 15"; volume: "80"; issue: "10"; pages: "5344-7"
COMMENT     Sequence Label: BHMT
FEATURES             Location/Qualifiers
     source          1..5207
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     rep_origin      578..1166
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     1067..1086
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     1320..1337
                     /label=L4440
                     /note="L4440 vector, forward primer"
     primer_bind     1435..1452
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     1436..1452
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     1915..1934
                     /label=T7
                     /note="T7 promoter, forward primer"
     promoter        1915..1933
                     /label=T7 promoter
                     /note="promoter for bacteriophage T7 RNA polymerase"
     protein_bind    1934..1958
                     /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)."
     terminator      3226..3273
                     /label=T7 terminator
                     /note="transcription terminator for bacteriophage T7 RNA 
                     polymerase"
     primer_bind     complement(3496..3515)
                     /label=pENTR-R
                     /note="pENTR vectors, reverse primer"
     primer_bind     complement(3521..3540)
                     /label=Kan-R
                     /note="Kanamycin resistance gene, reverse primer"
     promoter        3582..3673
                     /gene="bla"
                     /label=AmpR promoter
     CDS             join(3674..3742,3743..4534)
                     /codon_start=1
                     /gene="bla"
                     /product="beta-lactamase"
                     /label=AmpR
                     /note="confers resistance to ampicillin, carbenicillin, and
                     related antibiotics"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRIDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     primer_bind     complement(3892..3911)
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     CDS             join(4617..5207,1..492)
                     /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(4636..4655)
                     /label=LacI-R
                     /note="LacI, reverse primer"
ORIGIN
        1 ctggctggct ggcataaata tctcactcgc aatcaaattc agccgatagc ggaacgggaa
       61 ggcgactgga gtgccatgtc cggttttcaa caaaccatgc aaatgctgaa tgagggcatc
      121 gttcccactg cgatgctggt tgccaacgat cagatggcgc tgggcgcaat gcgcgccatt
      181 accgagtccg ggctgcgcgt tggtgcggat atctcggtag tgggatacga cgataccgaa
      241 gatagctcat gttatatccc gccgttaacc accatcaaac aggattttcg cctgctgggg
      301 caaaccagcg tggaccgctt gctgcaactc tctcagggcc aggcggtgaa gggcaatcag
      361 ctgttgccag tctcactggt gaaaagaaaa accaccctgg cgcccaatac gcaaaccgcc
      421 tctccccgcg cgttggccga ttcattaatg cagctggcac gacaggtttc ccgactggaa
      481 agcgggcagt gactcatgac caaaatccct taacgtgagt tacgcgcgcg tcgttccact
      541 gagcgtcaga ccccgtagaa aagatcaaag gatcttcttg agatcctttt tttctgcgcg
      601 taatctgctg cttgcaaaca aaaaaaccac cgctaccagc ggtggtttgt ttgccggatc
      661 aagagctacc aactcttttt ccgaaggtaa ctggcttcag cagagcgcag ataccaaata
      721 ctgttcttct agtgtagccg tagttagccc accacttcaa gaactctgta gcaccgccta
      781 catacctcgc tctgctaatc ctgttaccag tggctgctgc cagtggcgat aagtcgtgtc
      841 ttaccgggtt ggactcaaga cgatagttac cggataaggc gcagcggtcg ggctgaacgg
      901 ggggttcgtg cacacagccc agcttggagc gaacgaccta caccgaactg agatacctac
      961 agcgtgagct atgagaaagc gccacgcttc ccgaagggag aaaggcggac aggtatccgg
     1021 taagcggcag ggtcggaaca ggagagcgca cgagggagct tccaggggga aacgcctggt
     1081 atctttatag tcctgtcggg tttcgccacc tctgacttga gcgtcgattt ttgtgatgct
     1141 cgtcaggggg gcggagccta tggaaaaacg ccagcaacgc ggccttttta cggttcctgg
     1201 ccttttgctg gccttttgct cacatgttct ttcctgcgtt atcccctgat tctgtggata
     1261 accgtattac cgcctttgag tgagctgata ccgctcgccg cagccgaacg accgagcgca
     1321 gcgagtcagt gagcgaggaa gcggaaggcg agagtaggga actgccaggc atcaaactaa
     1381 gcagaaggcc cctgacggat ggcctttttg cgtttctaca aactctttct gtgttgtaaa
     1441 acgacggcca gtcttaagct cgggccccct gggcggttct gataacgagt aatcgttaat
     1501 ccgcaaataa cgtaaaaacc cgcttcggcg ggttttttta tggggggagt ttagggaaag
     1561 agcatttgtc agaatattta agggcgcctg tcactttgct tgatatatga gaattattta
     1621 accttataaa tgagaaaaaa gcaacgcact ttaaataaga tacgttgctt tttcgattga
     1681 tgaacaccta taattaaact attcatctat tatttatgat tttttgtata tacaatattt
     1741 ctagtttgtt aaagagaatt aagaaaataa atctcgaaaa taataaaggg aaaatcagtt
     1801 tttgatatca aaattataca tgtcaacgat aatacaaaat ataatacaaa ctataagatg
     1861 ttatcagtat ttattatcat ttagaataaa ttttgtgtcg cccttccgcg aaattaatac
     1921 gactcactat aggggaattg tgagcggata acaattcccc tctagaaata attttgttta
     1981 acttttagga ggtaaaacat atgccaccag tgggcggtaa gaaagcaaag aaaggtattt
     2041 tggaacgttt gaacgcgggc gaaattgtga tcggcgacgg tggtttcgtg ttcgctctgg
     2101 agaagcgcgg ttacgtcaag gccggtccgt ggaccccgga agcagcagtg gagcatccgg
     2161 aagctgtccg tcagctgcac cgcgaattcc tgcgtgcggg ctcgaacgtc atgcagacgt
     2221 tcacgtttta tgcgtctgag gacaaactgg agaaccgcgg taactatgtc ctggagaaga
     2281 ttagcggtca agaagtgaat gaggcagcct gtgacattgc acgccaagtg gccgatgaag
     2341 gcgacgccct ggtggcgggc ggcgtcagcc aaaccccgtc ctacctgtct tgtaagagcg
     2401 aaaccgaagt gaaaaaagtt tttctgcaac agcttgaggt tttcatgaag aaaaacgttg
     2461 attttctgat cgcagagtat ttcgaacatg ttgaggaagc ggtgtgggca gttgagactt
     2521 taattgcgag cggtaaaccg gttgcagcaa ccatgtgcat cggccctgag ggtgatttgc
     2581 atggcgttcc gccgggtgag tgtgcggtgc gcctggttaa agccggcgcg tctatcattg
     2641 gcgtgaattg ccactttgat ccgaccatca gcctgaaaac cgtcaaactg atgaaagagg
     2701 gtttggaagc cgctcgcctg aaagcacacc tgatgagcca accgctggcg taccacaccc
     2761 cggactgcaa taaacagggt ttcatcgatc tgccggagtt cccgtttggt ctggagcctc
     2821 gtgtcgccac gcgttgggac atccagaagt atgctcgtga ggcgtacaac ctgggtgttc
     2881 gctacatcgg tggttgttgc ggtttcgaac cgtatcacat ccgtgccatt gccgaagaac
     2941 tggcgccgga gcgtggtttt ctgccgcctg cgagcgagaa acacggctcc tggggcagcg
     3001 gcctggatat gcataccaag ccgtgggttc gtgcgcgtgc gcgtaaagag tactgggaga
     3061 atttgcgtat cgcaagcggt agaccgtata atccgagcat gtccaagcca gatggctggg
     3121 gcgtcactaa aggtacggca gaactgatgc agcagaaaga agcgaccacg gaacaacaac
     3181 tgaaggaact gttcgagaaa cagaagttta agagccaata accccctagc ataacccctt
     3241 ggggcctcta aacgggtctt gaggggtttt ttgcccctga gacgcgtcaa tcgagttcgt
     3301 acctaagggc gacaccccct aattagcccg ggcgaaaggc ccagtctttc gactgagcct
     3361 ttcgttttat ttgatgcctg gcagttccct actctcgcat ggggagtccc cacactacca
     3421 tcggcgctac ggcgtttcac ttctgagttc ggcatggggt caggtgggac caccgcgcta
     3481 ctgccgccag gcaaacaagg ggtgttatga gccatattca ggtataaatg ggctcgcgat
     3541 aatgttcaga attggttaat tggttgtaac actgacccct atttgtttat ttttctaaat
     3601 acattcaaat atgtatccgc tcatgagaca ataaccctga taaatgcttc aataatattg
     3661 aaaaaggaag aatatgagta ttcaacattt ccgtgtcgcc cttattccct tttttgcggc
     3721 attttgcctt cctgtttttg ctcacccaga aacgctggtg aaagtaaaag atgctgaaga
     3781 tcagttgggt gcacgagtgg gttacatcga actggatctc aacagcggta agatccttga
     3841 gagttttcgc cccgaagaac gttttccaat gatgagcact tttaaagttc tgctatgtgg
     3901 cgcggtatta tcccgtattg acgccgggca agagcaactc ggtcgccgca tacactattc
     3961 tcagaatgac ttggttgagt actcaccagt cacagaaaag catcttacgg atggcatgac
     4021 agtaagagaa ttatgcagtg ctgccataac catgagtgat aacactgcgg ccaacttact
     4081 tctgacaacg atcggaggac cgaaggagct aaccgctttt ttgcacaaca tgggggatca
     4141 tgtaactcgc cttgatcgtt gggaaccgga gctgaatgaa gccataccaa acgacgagcg
     4201 tgacaccacg atgcctgtag cgatggcaac aacgttgcgc aaactattaa ctggcgaact
     4261 acttactcta gcttcccggc aacaattaat agactggatg gaggcggata aagttgcagg
     4321 accacttctg cgctcggccc ttccggctgg ctggtttatt gctgataaat ccggagccgg
     4381 tgagcgtggt tctcgcggta tcatcgcagc gctggggcca gatggtaagc cctcccgtat
     4441 cgtagttatc tacacgacgg ggagtcaggc aactatggat gaacgaaata gacagatcgc
     4501 tgagataggt gcctcactga ttaagcattg gtaagcggcg cgccatcgaa tggcgcaaaa
     4561 cctttcgcgg tatggcatga tagcgcccgg aagagagtca attcagggtg gtgaatatga
     4621 aaccagtaac gttatacgat gtcgcagagt atgccggtgt ctcttatcag accgtttccc
     4681 gcgtggtgaa ccaggccagc cacgtttctg cgaaaacgcg ggaaaaagtg gaagcggcga
     4741 tggcggagct gaattacatt cccaaccgcg tggcacaaca actggcgggc aaacagtcgt
     4801 tgctgattgg cgttgccacc tccagtctgg ccctgcacgc gccgtcgcaa attgtcgcgg
     4861 cgattaaatc tcgcgccgat caactgggtg ccagcgtggt ggtgtcgatg gtagaacgaa
     4921 gcggcgtcga agcctgtaaa gcggcggtgc acaatcttct cgcgcaacgc gtcagtgggc
     4981 tgatcattaa ctatccgctg gatgaccagg atgccattgc tgtggaagct gcctgcacta
     5041 atgttccggc gttatttctt gatgtctctg accagacacc catcaacagt attattttct
     5101 cccatgagga cggtacgcga ctgggcgtgg agcatctggt cgcattgggt caccagcaaa
     5161 tcgcgctgtt agcgggccca ttaagttctg tctcggcgcg tctgcgt
//
