LOCUS       sequence-335779-        4737 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Expresses DsRed2 targeted to the ER lumen, but the encoded protein 
            escapes from the ER into tubular ERGICs due to the N-terminal APV 
            tripeptide after signal peptide cleavage..
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 4737)
  AUTHORS   Yan R, Chen K, Wang B, Xu K
  TITLE     SURF4-induced tubular ERGIC selectively expedites ER-to-Golgi 
            transport.
  JOURNAL   Dev Cell. 2022 Feb 28;57(4):512-525.e8. doi: 
            10.1016/j.devcel.2021.12.018. Epub 2022 Jan 19.
  PUBMED    35051356
REFERENCE   2  (bases 1 to 4737)
  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: 
            "10.1016/j.devcel.2021.12.018"; journalName: "Dev Cell"; date: 
            "2022-02-28- 28"; volume: "57"; issue: "4"; pages: "512-525.e8"
COMMENT     Sequence Label: pAPV-DsRed2-ER-5
FEATURES             Location/Qualifiers
     source          1..4737
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     enhancer        1..304
                     /label=CMV enhancer
                     /note="human cytomegalovirus immediate early enhancer"
     promoter        305..508
                     /label=CMV promoter
                     /note="human cytomegalovirus (CMV) immediate early 
                     promoter"
     primer_bind     459..479
                     /label=CMV-F
                     /note="Human CMV immediate early promoter, forward primer"
     regulatory      603..612
                     /label=Kozak sequence
                     /note="vertebrate consensus sequence for strong initiation 
                     of translation (Kozak, 1987)"
                     /regulatory_class="other"
     CDS             609..1283
                     /codon_start=1
                     /product="improved tetrameric variant of DsRed fluorescent 
                     protein"
                     /label=DsRed2
                     /note="mammalian codon-optimized"
                     /translation="MASSENVITEFMRFKVRMEGTVNGHEFEIEGEGEGRPYEGHNTVK
                     LKVTKGGPLPFAWDILSPQFQYGSKVYVKHPADIPDYKKLSFPEGFKWERVMNFEDGGV
                     ATVTQDSSLQDGCFIYKVKFIGVNFPSDGPVMQKKTMGWEASTERLYPRDGVLKGETHK
                     ALKLKDGGHYLVEFKSIYMAKKPVQLPGYYYVDAKLDITSHNEDYTIVEQYERTEGRHH
                     LFL"
     primer_bind     complement(789..809)
                     /label=DsRed1-N
                     /note="DsRed1, reverse primer"
     primer_bind     1201..1224
                     /label=DsRed1-C
                     /note="DsRed1, forward primer"
     polyA_signal    1465..1586
                     /label=SV40 poly(A) signal
                     /note="SV40 polyadenylation signal"
     primer_bind     complement(1502..1521)
                     /label=SV40pA-R
                     /note="SV40 polyA, reverse primer"
     primer_bind     1556..1575
                     /label=EBV-rev
                     /note="SV40 polyA terminator, reverse primer"
     rep_origin      complement(1593..2048)
                     /direction=LEFT
                     /label=f1 ori
                     /note="f1 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(1730..1751)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     1942..1961
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     promoter        2075..2179
                     /gene="bla"
                     /label=AmpR promoter
     promoter        2181..2538
                     /label=SV40 promoter
                     /note="SV40 enhancer and early promoter"
     enhancer        2181..2372
                     /label=SV40 enhancer
                     /note="enhancer for the SV40 early promoter (Herr, 1993)"
     primer_bind     complement(2204..2224)
                     /label=pBABE 3'
                     /note="SV40 enhancer, reverse primer for pBABE vectors"
     rep_origin      2389..2524
                     /label=SV40 ori
                     /note="SV40 origin of replication"
     CDS             2573..3367
                     /codon_start=1
                     /product="aminoglycoside phosphotransferase"
                     /label=NeoR/KanR
                     /note="confers resistance to neomycin, kanamycin, and G418 
                     (Geneticin(R))"
                     /translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKASMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     CDS             2573..3367
                     /codon_start=1
                     /gene="aph(3')-II (or nptII)"
                     /product="aminoglycoside phosphotransferase from Tn5"
                     /label=NeoR/KanR
                     /note="confers resistance to neomycin, kanamycin, and G418 
                     (Geneticin(R))"
                     /translation="MIEQDGLHAGSPAAWVERLFGYDWAQQTIGCSDAAVFRLSAQGRP
                     VLFVKTDLSGALNELQDEAARLSWLATTGVPCAAVLDVVTEAGRDWLLLGEVPGQDLLS
                     SHLAPAEKVSIMADAMRRLHTLDPATCPFDHQAKHRIERARTRMEAGLVDQDDLDEEHQ
                     GLAPAELFARLKASMPDGEDLVVTHGDACLPNIMVENGRFSGFIDCGRLGVADRYQDIA
                     LATRDIAEELGGEWADRFLVLYGIAAPDSQRIAFYRLLDEFF"
     primer_bind     complement(2627..2646)
                     /label=Neo-R
                     /note="Neomycin resistance gene, reverse primer"
     primer_bind     3237..3256
                     /label=Neo-F
                     /note="Neomycin resistance gene, forward primer"
     primer_bind     complement(3555..3574)
                     /label=TK-pA-R
                     /note="Thymidine kinase polyA, reverse primer"
     polyA_signal    3599..3646
                     /label=HSV TK poly(A) signal
                     /note="herpes simplex virus thymidine kinase 
                     polyadenylation signal (Cole and Stacy, 1985)"
     rep_origin      3975..4563
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     4464..4483
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
ORIGIN
        1 cgttacataa cttacggtaa atggcccgcc tggctgaccg cccaacgacc cccgcccatt
       61 gacgtcaata atgacgtatg ttcccatagt aacgccaata gggactttcc attgacgtca
      121 atgggtggag tatttacggt aaactgccca cttggcagta catcaagtgt atcatatgcc
      181 aagtacgccc cctattgacg tcaatgacgg taaatggccc gcctggcatt atgcccagta
      241 catgacctta tgggactttc ctacttggca gtacatctac gtattagtca tcgctattac
      301 catggtgatg cggttttggc agtacatcaa tgggcgtgga tagcggtttg actcacgggg
      361 atttccaagt ctccacccca ttgacgtcaa tgggagtttg ttttggcacc aaaatcaacg
      421 ggactttcca aaatgtcgta acaactccgc cccattgacg caaatgggcg gtaggcgtgt
      481 acggtgggag gtctatataa gcagagctgg tttagtgaac cgtcagatcc gctagcgcca
      541 ccatgctgct atccgtgccg ttgctgctcg gcctcctcgg cctggccgtc gccgcaccgg
      601 tcgccaccat ggcctcctcc gagaacgtca tcaccgagtt catgcgcttc aaggtgcgca
      661 tggagggcac cgtgaacggc cacgagttcg agatcgaggg cgagggcgag ggccgcccct
      721 acgagggcca caacaccgtg aagctgaagg tgaccaaggg cggccccctg cccttcgcct
      781 gggacatcct gtccccccag ttccagtacg gctccaaggt gtacgtgaag caccccgccg
      841 acatccccga ctacaagaag ctgtccttcc ccgagggctt caagtgggag cgcgtgatga
      901 acttcgagga cggcggcgtg gcgaccgtga cccaggactc ctccctgcag gacggctgct
      961 tcatctacaa ggtgaagttc atcggcgtga acttcccctc cgacggcccc gtgatgcaga
     1021 agaagaccat gggctgggag gcctccaccg agcgcctgta cccccgcgac ggcgtgctga
     1081 agggcgagac ccacaaggcc ctgaagctga aggacggcgg ccactacctg gtggagttca
     1141 agtccatcta catggccaag aagcccgtgc agctgcccgg ctactactac gtggacgcca
     1201 agctggacat cacctcccac aacgaggact acaccatcgt ggagcagtac gagcgcaccg
     1261 agggccgcca ccacctgttc ctgtccggaa aggacgagct gtaagaattc tgcagtcgac
     1321 ggtaccgcgg gcccgggatc caccggatct agataactga tcataatcag ccataccaca
     1381 tttgtagagg ttttacttgc tttaaaaaac ctcccacacc tccccctgaa cctgaaacat
     1441 aaaatgaatg caattgttgt tgttaacttg tttattgcag cttataatgg ttacaaataa
     1501 agcaatagca tcacaaattt cacaaataaa gcattttttt cactgcattc tagttgtggt
     1561 ttgtccaaac tcatcaatgt atcttaacgc gtaaattgta agcgttaata ttttgttaaa
     1621 attcgcgtta aatttttgtt aaatcagctc attttttaac caataggccg aaatcggcaa
     1681 aatcccttat aaatcaaaag aatagaccga gatagggttg agtgttgttc cagtttggaa
     1741 caagagtcca ctattaaaga acgtggactc caacgtcaaa gggcgaaaaa ccgtctatca
     1801 gggcgatggc ccactacgtg aaccatcacc ctaatcaagt tttttggggt cgaggtgccg
     1861 taaagcacta aatcggaacc ctaaagggag cccccgattt agagcttgac ggggaaagcc
     1921 ggcgaacgtg gcgagaaagg aagggaagaa agcgaaagga gcgggcgcta gggcgctggc
     1981 aagtgtagcg gtcacgctgc gcgtaaccac cacacccgcc gcgcttaatg cgccgctaca
     2041 gggcgcgtca ggtggcactt ttcggggaaa tgtgcgcgga acccctattt gtttattttt
     2101 ctaaatacat tcaaatatgt atccgctcat gagacaataa ccctgataaa tgcttcaata
     2161 atattgaaaa aggaagagtc ctgaggcgga aagaaccagc tgtggaatgt gtgtcagtta
     2221 gggtgtggaa agtccccagg ctccccagca ggcagaagta tgcaaagcat gcatctcaat
     2281 tagtcagcaa ccaggtgtgg aaagtcccca ggctccccag caggcagaag tatgcaaagc
     2341 atgcatctca attagtcagc aaccatagtc ccgcccctaa ctccgcccat cccgccccta
     2401 actccgccca gttccgccca ttctccgccc catggctgac taattttttt tatttatgca
     2461 gaggccgagg ccgcctcggc ctctgagcta ttccagaagt agtgaggagg cttttttgga
     2521 ggcctaggct tttgcaaaga tcgatcaaga gacaggatga ggatcgtttc gcatgattga
     2581 acaagatgga ttgcacgcag gttctccggc cgcttgggtg gagaggctat tcggctatga
     2641 ctgggcacaa cagacaatcg gctgctctga tgccgccgtg ttccggctgt cagcgcaggg
     2701 gcgcccggtt ctttttgtca agaccgacct gtccggtgcc ctgaatgaac tgcaagacga
     2761 ggcagcgcgg ctatcgtggc tggccacgac gggcgttcct tgcgcagctg tgctcgacgt
     2821 tgtcactgaa gcgggaaggg actggctgct attgggcgaa gtgccggggc aggatctcct
     2881 gtcatctcac cttgctcctg ccgagaaagt atccatcatg gctgatgcaa tgcggcggct
     2941 gcatacgctt gatccggcta cctgcccatt cgaccaccaa gcgaaacatc gcatcgagcg
     3001 agcacgtact cggatggaag ccggtcttgt cgatcaggat gatctggacg aagagcatca
     3061 ggggctcgcg ccagccgaac tgttcgccag gctcaaggcg agcatgcccg acggcgagga
     3121 tctcgtcgtg acccatggcg atgcctgctt gccgaatatc atggtggaaa atggccgctt
     3181 ttctggattc atcgactgtg gccggctggg tgtggcggac cgctatcagg acatagcgtt
     3241 ggctacccgt gatattgctg aagagcttgg cggcgaatgg gctgaccgct tcctcgtgct
     3301 ttacggtatc gccgctcccg attcgcagcg catcgccttc tatcgccttc ttgacgagtt
     3361 cttctgagcg ggactctggg gttcgaaatg accgaccaag cgacgcccaa cctgccatca
     3421 cgagatttcg attccaccgc cgccttctat gaaaggttgg gcttcggaat cgttttccgg
     3481 gacgccggct ggatgatcct ccagcgcggg gatctcatgc tggagttctt cgcccaccct
     3541 agggggaggc taactgaaac acggaaggag acaataccgg aaggaacccg cgctatgacg
     3601 gcaataaaaa gacagaataa aacgcacggt gttgggtcgt ttgttcataa acgcggggtt
     3661 cggtcccagg gctggcactc tgtcgatacc ccaccgagac cccattgggg ccaatacgcc
     3721 cgcgtttctt ccttttcccc accccacccc ccaagttcgg gtgaaggccc agggctcgca
     3781 gccaacgtcg gggcggcagg ccctgccata gcctcaggtt actcatatat actttagatt
     3841 gatttaaaac ttcattttta atttaaaagg atctaggtga agatcctttt tgataatctc
     3901 atgaccaaaa tcccttaacg tgagttttcg ttccactgag cgtcagaccc cgtagaaaag
     3961 atcaaaggat cttcttgaga tccttttttt ctgcgcgtaa tctgctgctt gcaaacaaaa
     4021 aaaccaccgc taccagcggt ggtttgtttg ccggatcaag agctaccaac tctttttccg
     4081 aaggtaactg gcttcagcag agcgcagata ccaaatactg ttcttctagt gtagccgtag
     4141 ttaggccacc acttcaagaa ctctgtagca ccgcctacat acctcgctct gctaatcctg
     4201 ttaccagtgg ctgctgccag tggcgataag tcgtgtctta ccgggttgga ctcaagacga
     4261 tagttaccgg ataaggcgca gcggtcgggc tgaacggggg gttcgtgcac acagcccagc
     4321 ttggagcgaa cgacctacac cgaactgaga tacctacagc gtgagctatg agaaagcgcc
     4381 acgcttcccg aagggagaaa ggcggacagg tatccggtaa gcggcagggt cggaacagga
     4441 gagcgcacga gggagcttcc agggggaaac gcctggtatc tttatagtcc tgtcgggttt
     4501 cgccacctct gacttgagcg tcgatttttg tgatgctcgt caggggggcg gagcctatgg
     4561 aaaaacgcca gcaacgcggc ctttttacgg ttcctggcct tttgctggcc ttttgctcac
     4621 atgttctttc ctgcgttatc ccctgattct gtggataacc gtattaccgc catgcattag
     4681 ttattaatag taatcaatta cggggtcatt agttcatagc ccatatatgg agttccg
//
