LOCUS       sequence-439429-        6861 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Acceptor plasmid for human retron-Eco1 variants..
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6861)
  AUTHORS   Crawford KD, Khan AG, Lopez SC, Goodarzi H, Shipman SL
  TITLE     High throughput variant libraries and machine learning yield design 
            rules for retron gene editors.
  JOURNAL   Nucleic Acids Res. 2025 Jan 11;53(2):gkae1199. doi: 
            10.1093/nar/gkae1199.
  PUBMED    39658047
REFERENCE   2  (bases 1 to 6861)
  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: "Nucleic 
            Acids Res."; date: "2025-01-11"; volume: "53(2):gkae1199. doi"; 
            pages: " 10.1093/nar/gkae1199"
COMMENT     Sequence Label: pKDC.154
FEATURES             Location/Qualifiers
     source          1..6861
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        368..645
                     /label=chicken beta-actin promoter
     intron          646..1662
                     /label=chimeric intron
                     /note="chimera between introns from chicken beta-actin and 
                     rabbit beta-globin"
     primer_bind     1586..1608
                     /label=pCAGGS-5
                     /note="Chimeric intron in CAG promoter, forward primer"
     primer_bind     1670..1689
                     /label=pCAG-F
                     /note="Rabbit beta-globin intron, for pCAG plasmids, 
                     forward primer"
     regulatory      1733..1742
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             join(1739..1741,1742..1744,1745..2455)
                     /codon_start=1
                     /product="enhanced GFP"
                     /label=EGFP
                     /translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
                     KFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
                     GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
                     VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLL
                     EFVTAAGITLGMDELYK"
     CDS             join(1739..1741,1742..1744,1745..2455)
                     /codon_start=1
                     /product="the original enhanced GFP (Yang et al., 1996)"
                     /label=EGFP
                     /note="mammalian codon-optimized"
                     /translation="MVSKGEELFTGVVPILVELDGDVNGHKFSVSGEGEGDATYGKLTL
                     KFICTTGKLPVPWPTLVTTLTYGVQCFSRYPDHMKQHDFFKSAMPEGYVQERTIFFKDD
                     GNYKTRAEVKFEGDTLVNRIELKGIDFKEDGNILGHKLEYNYNSHNVYIMADKQKNGIK
                     VNFKIRHNIEDGSVQLADHYQQNTPIGDGPVLLPDNHYLSTQSALSKDPNEKRDHMVLL
                     EFVTAAGITLGMDELYK"
     primer_bind     complement(1784..1805)
                     /label=EGFP-N
                     /note="EGFP, reverse primer"
     primer_bind     complement(2045..2064)
                     /label=EXFP-R
                     /note="For distinguishing EGFP variants, reverse primer"
     primer_bind     2392..2413
                     /label=EGFP-C
                     /note="EGFP, forward primer"
     CDS             2465..2521
                     /codon_start=1
                     /product="2A peptide from porcine teschovirus-1 
                     polyprotein"
                     /label=P2A
                     /note="Eukaryotic ribosomes fail to insert a peptide bond 
                     between the Gly and Pro residues, yielding separate 
                     polypeptides."
                     /translation="ATNFSLLKQAGDVEENPGP"
     CDS             3485..3505
                     /codon_start=1
                     /product="nuclear localization signal of SV40 (simian virus
                     40) large T antigen"
                     /label=SV40 NLS
                     /translation="PKKKRKV"
     polyA_signal    3533..3757
                     /label=bGH poly(A) signal
                     /note="bovine growth hormone polyadenylation signal"
     promoter        3792..4006
                     /label=H1 promoter
                     /note="human H1 RNA promoter"
     primer_bind     3927..3946
                     /label=H1
                     /note="Human H1 promoter, forward primer"
     primer_bind     complement(4346..4362)
                     /label=M13 rev
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(4346..4362)
                     /label=M13 Reverse
                     /note="In lacZ gene. Also called M13-rev"
     primer_bind     complement(4359..4381)
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     protein_bind    4370..4386
                     /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)."
     promoter        complement(join(4394..4400,4401..4418,4419..4424))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    4439..4460
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     promoter        4519..4714
                     /label=SV40 promoter
                     /note="SV40 early promoter"
     rep_origin      4565..4700
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     polyA_signal    4720..4854
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(4757..4776)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     4811..4830
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     primer_bind     complement(4922..4939)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(5093..5681)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(5173..5192)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(5852..6643,6644..6712))
                     /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     6475..6494
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(6713..6817)
                     /gene="bla"
                     /label=AmpR promoter
     enhancer        join(6848..6861,1..366)
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
ORIGIN
        1 actagttatt aatagtaatc aattacgggg tcattagttc atagcccata tatggagttc
       61 cgcgttacat aacttacggt aaatggcccg cctggctgac cgcccaacga cccccgccca
      121 ttgacgtcaa taatgacgta tgttcccata gtaacgccaa tagggacttt ccattgacgt
      181 caatgggtgg agtatttacg gtaaactgcc cacttggcag tacatcaagt gtatcatatg
      241 ccaagtacgc cccctattga cgtcaatgac ggtaaatggc ccgcctggca ttatgcccag
      301 tacatgacct tatgggactt tcctacttgg cagtacatct acgtattagt catcgctatt
      361 accatggtcg aggtgagccc cacgttctgc ttcactctcc ccatctcccc cccctcccca
      421 cccccaattt tgtatttatt tattttttaa ttattttgtg cagcgatggg ggcggggggg
      481 gggggggggs gcgcgccrgg sggggsgggg sggggsgrgg ggsggggsgg ggsgrggcgg
      541 agaggtgcgg cggcagccaa tcagagcggc gcgctccgaa agtttccttt tatggcgagg
      601 cggcggcggc ggcggcccta taaaaagcga agcgcgcggc gggcgggagt cgctgcgcgc
      661 tgccttcgcc ccgtgccccg ctccgccgcc gcctcgcgcc gcccgccccg gctctgactg
      721 accgcgttac tcccacaggt gagcgggcgg gacggccctt ctcctccggg ctgtaattag
      781 cgcttggttt aatgacggct tgtttctttt ctgtggctgc gtgaaagcct tgaggggctc
      841 cgggagggcc ctttgtgcgg ggggagcggc tcggggggtg cgtgcgtgtg tgtgtgcgtg
      901 gggagcgccg cgtgcggctc cgcgctgccc ggcggctgtg agcgctgcgg gcgcggcgcg
      961 gggctttgtg cgctccgcag tgtgcgcgag gggagcgcgg ccgggggcgg tgccccgcgg
     1021 tgcggggggg gctgcgaggg gaacaaaggc tgcgtgcggg gtgtgtgcgt gggggggtga
     1081 gcagggggtg tgggcgcgtc ggtcgggctg caaccccccc tgcacccccc tccccgagtt
     1141 gctgagcacg gcccggcttc gggtgcgggg ctccgtacgg ggcgtggcgc ggggctcgcc
     1201 gtgccgggcg gggggtggcg gcaggkgggg gtgccgggcg gggcggggcc gcctcgggcc
     1261 ggggrgggct cgggggrggg gcgcggcggc ccccggagcg ccggcggctg tcgaggcgcg
     1321 gcgagccgca gccattgcct tttatggtaa tcgtgcgaga gggcgcaggg acttcctttg
     1381 tcccaaatct gtgcggagcc gaaatctggg aggcgccgcc gcaccccctc tagcgggcgc
     1441 ggggcgaagc ggtgcggcgc cggcaggaag gaaatgggcg gggagggcct tcgtgcgtcg
     1501 ccgcgccgcc gtccccttct ccctctccag cctcggggct gtccgcgggg ggacggctgc
     1561 cttcgggggg gacggggcag ggcggggttc ggcttctggc gtgtgaccgg cggctctaga
     1621 gcctctgcta accatgttca tgccttcttc tttttcctac agctcctggg caacgtgctg
     1681 gttattgtgc tgtctcatca ttttggcaaa gaattgagct cgatatcggt acgccaccat
     1741 ggtgagcaag ggcgaggagc tgttcaccgg ggtggtgccc atcctggtcg agctggacgg
     1801 cgacgtaaac ggccacaagt tcagcgtgtc cggcgagggc gagggcgatg ccacctacgg
     1861 caagctgacc ctgaagttca tctgcaccac cggcaagctg cccgtgccct ggcccaccct
     1921 cgtgaccacc ctgacctacg gcgtgcagtg cttcagccgc taccccgacc acatgaagca
     1981 gcacgacttc ttcaagtccg ccatgcccga aggctacgtc caggagcgca ccatcttctt
     2041 caaggacgac ggcaactaca agacccgcgc cgaggtgaag ttcgagggcg acaccctggt
     2101 gaaccgcatc gagctgaagg gcatcgactt caaggaggac ggcaacatcc tggggcacaa
     2161 gctggagtac aactacaaca gccacaacgt ctatatcatg gccgacaagc agaagaacgg
     2221 catcaaggtg aacttcaaga tccgccacaa catcgaggac ggcagcgtgc agctcgccga
     2281 ccactaccag cagaacaccc ccatcggcga cggccccgtg ctgctgcccg acaaccacta
     2341 cctgagcacc cagtccgccc tgagcaaaga ccccaacgag aagcgcgatc acatggtcct
     2401 gctggagttc gtgaccgccg ccgggatcac tctcggcatg gatgagctgt acaagggaag
     2461 cggagctact aacttcagcc tgctgaagca ggctggagac gtggaggaga accctggacc
     2521 tatgaaatct gcagagtatc tgaatacgtt ccgccttagg aatttgggcc tccccgtgat
     2581 gaacaatctc cacgatatga gcaaggcgac tcgaatatcc gtggaaacgc tgagactgct
     2641 catctataca gcagactttc ggtacaggat ctacacggtc gaaaagaagg ggcctgagaa
     2701 acgcatgcga acaatttatc aacctagccg agagctcaag gcgttgcagg gctgggttct
     2761 tcgaaacatc cttgacaaac tctcatcatc accctttagt attgggtttg aaaagcacca
     2821 aagcatcctt aacaacgcga cgccacacat aggtgccaat ttcatattga acatcgactt
     2881 ggaggatttt tttccgagcc tcacagccaa taaagtgttc ggtgtttttc acagtcttgg
     2941 gtacaatcgc cttattagtt ccgttcttac caagatttgt tgttacaaga atctcttgcc
     3001 ccagggagca cccagcagtc cgaaattggc gaatttgatt tgttccaagc tcgattatcg
     3061 aatacaaggg tacgcgggca gccggggact catctatacc cgctacgcag acgatcttac
     3121 gctgtctgcc caatcaatga agaaggtcgt aaaggcgcgg gatttcttgt tttctatcat
     3181 cccgtccgag ggcttggtaa ttaattccaa aaagacttgt atctcaggac cacgatctca
     3241 gcgaaaagtg acaggactcg tcatttctca agaaaaagtc ggtataggga gagagaagta
     3301 taaggaaatc cgcgcgaaga tccaccacat attctgtggc aagagcagcg agatagaaca
     3361 cgtccgaggc tggttgtcct tcatactgag cgtggactca aaaagccacc gccggttgat
     3421 cacctatatt tcaaaactgg aaaagaaata tggaaagaac ccactcaaca aagctaaaac
     3481 accaccaaag aagaaaagaa aggtctgatc ccggttagta atgagtttaa acctgtgcct
     3541 tctagttgcc agccatctgt tgtttgcccc tcccccgtgc cttccttgac cctggaaggt
     3601 gccactccca ctgtcctttc ctaataaaat gaggaaattg catcgcattg tctgagtagg
     3661 tgtcattcta ttctgggggg tggggtgggg caggacagca agggggagga ttgggaagac
     3721 aatagcaggc atgctgggga tgcggtgggc tctatggaga tctgcgaaat cggatccagc
     3781 tgaatctaag tgaacgctga cgtcatcaac ccgctccaag gaatcgcggg cccagtgtca
     3841 ctaggcggga acacccagcg cgcgtgcgcc ctggcaggaa gatggctgtg agggacaggg
     3901 gagtggcgcc ctgcaatatt tgcatgtcgc tatgtgttct gggaaatcac cataaacgtg
     3961 aaatgtcttt ggatttggga atcttataag ttctgtatga gaccacgaaa tgataagatt
     4021 ccgtatgcgc acccttagcg agaggtttat cattaaggtc aacctctgga tgttgtttcg
     4081 gcatcctgca ttgaatctga gttactgtct gttttccttg atgcaggtgt agcttgatgc
     4141 ggaaggagat ctggaatgaa ctggtctatg tgacagaaac tgtgcaagta cctaatctcg
     4201 ttagtgtagg ttctagctac acctgcatca gtttcagagc tatgctggaa acagcatagc
     4261 aagttgaaat aaggctagtc cgttatcaac ttgaaaaagt ggcaccgagt cggtgctttt
     4321 ttttttttag cttggcgtaa tcatggtcat agctgtttcc tgtgtgaaat tgttatccgc
     4381 tcacaattcc acacaacata cgagccggaa gcataaagtg taaagcctgg ggtgcctaat
     4441 gagtgagcta actcacatta attgcgttgc gctcactgcc cgctttccag tcgggaaacc
     4501 tgtcgtgcca gcggatccgc atctcaatta gtcagcaacc atagtcccgc ccctaactcc
     4561 gcccatcccg cccctaactc cgcccagttc cgcccattct ccgccccatg gctgactaat
     4621 tttttttatt tatgcagagg ccgaggccgc ctcggcctct gagctattcc agaagtagtg
     4681 aggaggcttt tttggaggcc taggcttttg caaaaagcta acttgtttat tgcagcttat
     4741 aatggttaca aataaagcaa tagcatcaca aatttcacaa ataaagcatt tttttcactg
     4801 cattctagtt gtggtttgtc caaactcatc aatgtatctt atcatgtctg gatccgctgc
     4861 attaatgaat cggccaacgc gcggggagag gcggtttgcg tattgggcgc tcttccgctt
     4921 cctcgctcac tgactcgctg cgctcggtcg ttcggctgcg gcgagcggta tcagctcact
     4981 caaaggcggt aatacggtta tccacagaat caggggataa cgcaggaaag aacatgtgag
     5041 caaaaggcca gcaaaaggcc aggaaccgta aaaaggccgc gttgctggcg tttttccata
     5101 ggctccgccc ccctgacgag catcacaaaa atcgacgctc aagtcagagg tggcgaaacc
     5161 cgacaggact ataaagatac caggcgtttc cccctggaag ctccctcgtg cgctctcctg
     5221 ttccgaccct gccgcttacc ggatacctgt ccgcctttct cccttcggga agcgtggcgc
     5281 tttctcatag ctcacgctgt aggtatctca gttcggtgta ggtcgttcgc tccaagctgg
     5341 gctgtgtgca cgaacccccc gttcagcccg accgctgcgc cttatccggt aactatcgtc
     5401 ttgagtccaa cccggtaaga cacgacttat cgccactggc agcagccact ggtaacagga
     5461 ttagcagagc gaggtatgta ggcggtgcta cagagttctt gaagtggtgg cctaactacg
     5521 gctacactag aagaacagta tttggtatct gcgctctgct gaagccagtt accttcggaa
     5581 aaagagttgg tagctcttga tccggcaaac aaaccaccgc tggtagcggt ggtttttttg
     5641 tttgcaagca gcagattacg cgcagaaaaa aaggatctca agaagatcct ttgatctttt
     5701 ctacggggtc tgacgctcag tggaacgaaa actcacgtta agggattttg gtcatgagat
     5761 tatcaaaaag gatcttcacc tagatccttt taaattaaaa atgaagtttt aaatcaatct
     5821 aaagtatata tgagtaaact tggtctgaca gttaccaatg cttaatcagt gaggcaccta
     5881 tctcagcgat ctgtctattt cgttcatcca tagttgcctg actccccgtc gtgtagataa
     5941 ctacgatacg ggagggctta ccatctggcc ccagtgctgc aatgataccg cgagacccac
     6001 gctcaccggc tccagattta tcagcaataa accagccagc cggaagggcc gagcgcagaa
     6061 gtggtcctgc aactttatcc gcctccatcc agtctattaa ttgttgccgg gaagctagag
     6121 taagtagttc gccagttaat agtttgcgca acgttgttgc cattgctaca ggcatcgtgg
     6181 tgtcacgctc gtcgtttggt atggcttcat tcagctccgg ttcccaacga tcaaggcgag
     6241 ttacatgatc ccccatgttg tgcaaaaaag cggttagctc cttcggtcct ccgatcgttg
     6301 tcagaagtaa gttggccgca gtgttatcac tcatggttat ggcagcactg cataattctc
     6361 ttactgtcat gccatccgta agatgctttt ctgtgactgg tgagtactca accaagtcat
     6421 tctgagaata gtgtatgcgg cgaccgagtt gctcttgccc ggcgtcaata cgggataata
     6481 ccgcgccaca tagcagaact ttaaaagtgc tcatcattgg aaaacgttct tcggggcgaa
     6541 aactctcaag gatcttaccg ctgttgagat ccagttcgat gtaacccact cgtgcaccca
     6601 actgatcttc agcatctttt actttcacca gcgtttctgg gtgagcaaaa acaggaaggc
     6661 aaaatgccgc aaaaaaggga ataagggcga cacggaaatg ttgaatactc atactcttcc
     6721 tttttcaata ttattgaagc atttatcagg gttattgtct catgagcgga tacatatttg
     6781 aatgtattta gaaaaataaa caaatagggg ttccgcgcac atttccccga aaagtgccac
     6841 ctgggtcgac attgattatt g
//
