LOCUS       sequence-392928-        6518 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Retroviral expression vector with pBabe compatible MCS.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6518)
  TITLE     Sherr/Roussel lab unpublished plasmids
  JOURNAL   Unpublished
REFERENCE   2  (bases 1 to 6518)
  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: 
            "Unpublished"
COMMENT     Sequence Label: pMSCV-pBabeMCS-IRES-RFP
FEATURES             Location/Qualifiers
     source          1..6518
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     LTR             1..517
                     /label=5' LTR
                     /note="5' long terminal repeat from murine embryonic stem 
                     cell virus"
     misc_feature    581..922
                     /label=MESV Psi
                     /note="packaging signal of murine embryonic stem cell 
                     virus"
     CDS             989..1405
                     /label=gag (truncated)
                     /note="truncated Moloney murine leukemia virus (MMLV) gag 
                     gene lacking the start codon"
     primer_bind     1335..1357
                     /label=pLXSN 5'
                     /note="Murine stem cell virus, forward primer. Also called 
                     MSCV"
     primer_bind     1373..1389
                     /label=pBABE 5'
                     /note="Psi packaging signal, forward primer for pBABE 
                     vectors"
     misc_feature    1478..2027
                     /label=IRES
                     /note="internal ribosome entry site (IRES) of the 
                     encephalomyocarditis virus (EMCV)"
     primer_bind     complement(1622..1639)
                     /label=IRES reverse
                     /note="IRES internal ribosome entry site, reverse primer. 
                     Also called pCDH-rev"
     primer_bind     1849..1868
                     /label=IRES-F
                     /note="IRES internal ribosome entry site, forward primer"
     CDS             2036..2713
                     /codon_start=1
                     /product="monomeric derivative of DsRed (Campbell et al., 
                     2002)"
                     /label=mRFP1
                     /translation="MASSEDVIKEFMRFKVRMEGSVNGHEFEIEGEGEGRPYEGTQTAK
                     LKVTKGGPLPFAWDILSPQFQYGSKAYVKHPADIPDYLKLSFPEGFKWERVMNFEDGGV
                     VTVTQDSSLQDGEFIYKVKLRGTNFPSDGPVMQKKTMGWEASTERMYPEDGALKGEIKM
                     RLKLKDGGHYDAEVKTTYMAKKPVQLPGAYKTDIKLDITSHNEDYTIVEQYERAEGRHS
                     TGA"
     CDS             2036..2713
                     /codon_start=1
                     /product="monomeric derivative of DsRed (Campbell et al., 
                     2002)"
                     /label=mRFP1
                     /note="mammalian codon-optimized"
                     /translation="MASSEDVIKEFMRFKVRMEGSVNGHEFEIEGEGEGRPYEGTQTAK
                     LKVTKGGPLPFAWDILSPQFQYGSKAYVKHPADIPDYLKLSFPEGFKWERVMNFEDGGV
                     VTVTQDSSLQDGEFIYKVKLRGTNFPSDGPVMQKKTMGWEASTERMYPEDGALKGEIKM
                     RLKLKDGGHYDAEVKTTYMAKKPVQLPGAYKTDIKLDITSHNEDYTIVEQYERAEGRHS
                     TGA"
     primer_bind     complement(2166..2184)
                     /label=mCherry-R
                     /note="mCherry, reverse primer"
     primer_bind     2434..2453
                     /label=mCherry-F
                     /note="mCherry, forward primer"
     primer_bind     2628..2651
                     /label=DsRed1-C
                     /note="DsRed1, forward primer"
     LTR             2913..3427
                     /label=3' LTR
                     /note="3' long terminal repeat from murine embryonic stem 
                     cell virus"
     protein_bind    3589..3605
                     /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(3613..3619,3620..3637,3638..3643))
                     /label=lac promoter
                     /note="promoter for the E. coli lac operon"
     protein_bind    3658..3679
                     /label=CAP binding site
                     /bound_moiety="E. coli catabolite activator protein"
                     /note="CAP binding activates transcription in the presence 
                     of cAMP."
     primer_bind     complement(3796..3813)
                     /label=L4440
                     /note="L4440 vector, forward primer"
     rep_origin      complement(3967..4555)
                     /direction=LEFT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     complement(4047..4066)
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     CDS             complement(join(4726..5517,5518..5586))
                     /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     5349..5368
                     /label=Amp-R
                     /note="Ampicillin resistance gene, reverse primer"
     promoter        complement(5587..5691)
                     /gene="bla"
                     /label=AmpR promoter
     primer_bind     5759..5777
                     /label=pBRforEco
                     /note="pBR322 vectors, upsteam of EcoRI site, forward 
                     primer"
     primer_bind     complement(5815..5837)
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     primer_bind     5937..5956
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     6150..6172
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     primer_bind     6300..6319
                     /label=pBRrevBam
                     /note="pBR322 vectors, tet region, downstream of BamHI, 
                     reverse primer"
ORIGIN
        1 aatgaaagac cccacctgta ggtttggcaa gctagcttaa gtaacgccat tttgcaaggc
       61 atggaaaata cataactgag aatagagaag ttcagatcaa ggttaggaac agagagacag
      121 cagaatatgg gccaaacagg atatctgtgg taagcagttc ctgccccggc tcagggccaa
      181 gaacagatgg tccccagatg cggtcccgcc ctcagcagtt tctagagaac catcagatgt
      241 ttccagggtg ccccaaggac ctgaaatgac cctgtgcctt atttgaacta accaatcagt
      301 tcgcttctcg cttctgttcg cgcgcttctg ctccccgagc tcaataaaag agcccacaac
      361 ccctcactcg gcgcgccagt cctccgatag actgcgtcgc ccgggtaccc gtattcccaa
      421 taaagcctct tgctgtttgc atccgaatcg tggactcgct gatccttggg agggtctcct
      481 cagattgatt gactgcccac ctcgggggtc tttcatttgg aggttccacc gagatttgga
      541 gacccctgcc cagggaccac cgaccccccc gccgggaggt aagctggcca gcggtcgttt
      601 cgtgtctgtc tctgtctttg tgcgtgtttg tgccggcatc taatgtttgc gcctgcgtct
      661 gtactagtta gctaactagc tctgtatctg gcggacccgt ggtggaactg acgagttctg
      721 aacacccggc cgcaaccctg ggagacgtcc cagggacttt gggggccgtt tttgtggccc
      781 gacctgagga agggagtcga tgtggaatcc gaccccgtca ggatatgtgg ttctggtagg
      841 agacgagaac ctaaaacagt tcccgcctcc gtctgaattt ttgctttcgg tttggaaccg
      901 aagccgcgcg tcttgtctgc tgcagcgctg cagcatcgtt ctgtgttgtc tctgtctgac
      961 tgtgtttctg tatttgtctg aaaattaggg ccagactgtt accactccct taagtttgac
     1021 cttaggtcac tggaaagatg tcgagcggat cgctcacaac cagtcggtag atgtcaagaa
     1081 gagacgttgg gttaccttct gctctgcaga atggccaacc tttaacgtcg gatggccgcg
     1141 agacggcacc tttaaccgag acctcatcac ccaggttaag atcaaggtct tttcacctgg
     1201 cccgcatgga cacccagacc aggtccccta catcgtgacc tgggaagcct tggcttttga
     1261 cccccctccc tgggtcaagc cctttgtaca ccctaagcct ccgcctcctc ttcctccatc
     1321 cgccccgtct ctcccccttg aacctcctcg ttcgaccccg cctcgatcct ccctttatcc
     1381 agccctcact ccttctctag gcgccggaat tgggatccca gtgtggtggt acgtaggaat
     1441 tcagatctcg agcgggatca attccgcccc ccccctaacg ttactggccg aagccgcttg
     1501 gaataaggcc ggtgtgcgtt tgtctatatg ttattttcca ccatattgcc gtcttttggc
     1561 aatgtgaggg cccggaaacc tggccctgtc ttcttgacga gcattcctag gggtctttcc
     1621 cctctcgcca aaggaatgca aggtctgttg aatgtcgtga aggaagcagt tcctctggaa
     1681 gcttcttgaa gacaaacaac gtctgtagcg accctttgca ggcagcggaa ccccccacct
     1741 ggcgacaggt gcctctgcgg ccaaaagcca cgtgtataag atacacctgc aaaggcggca
     1801 caaccccagt gccacgttgt gagttggata gttgtggaaa gagtcaaatg gctctcctca
     1861 agcgtattca acaaggggct gaaggatgcc cagaaggtac cccattgtat gggatctgat
     1921 ctggggcctc ggtgcacatg ctttacatgt gtttagtcga ggttaaaaaa acgtctaggc
     1981 cccccgaacc acggggacgt ggttttcctt tgaaaaacac gataatacca tgaccatggc
     2041 ctcctccgag gacgtcatca aggagttcat gcgcttcaag gtgcgcatgg agggctccgt
     2101 gaacggccac gagttcgaga tcgagggcga gggcgagggc cgcccctacg agggcaccca
     2161 gaccgccaag ctgaaggtga ccaagggcgg ccccctgccc ttcgcctggg acatcctgtc
     2221 ccctcagttc cagtacggct ccaaggccta cgtgaagcac cccgccgaca tccccgacta
     2281 cttgaagctg tccttccccg agggcttcaa gtgggagcgc gtgatgaact tcgaggacgg
     2341 cggcgtggtg accgtgaccc aggactcctc cctgcaggac ggcgagttca tctacaaggt
     2401 gaagctgcgc ggcaccaact tcccctccga cggccccgta atgcagaaga agaccatggg
     2461 ctgggaggcc tccaccgagc ggatgtaccc cgaggacggc gccctgaagg gcgagatcaa
     2521 gatgaggctg aagctgaagg acggcggcca ctacgacgcc gaggtcaaga ccacctacat
     2581 ggccaagaag cccgtgcagc tgcccggcgc ctacaagacc gacatcaagc tggacatcac
     2641 ctcccacaac gaggactaca ccatcgtgga acagtacgag cgcgccgagg gccgccactc
     2701 caccggcgcc taagcggccg aagggcgaat tctgcagata tccatcacac tggcggccgc
     2761 gactctagag tcgacctgca ggcatgcaag cttcaggtag ccggctaacg ttaacaaccg
     2821 gtacctctag aactatagct agcatgcgca aatttaaagc gctgatatcg ataaaataaa
     2881 agattttatt tagtctccag aaaaaggggg gaatgaaaga ccccacctgt aggtttggca
     2941 agctagctta agtaacgcca ttttgcaagg catggaaaat acataactga gaatagagaa
     3001 gttcagatca aggttaggaa cagagagaca gcagaatatg ggccaaacag gatatctgtg
     3061 gtaagcagtt cctgccccgg ctcagggcca agaacagatg gtccccagat gcggtcccgc
     3121 cctcagcagt ttctagagaa ccatcagatg tttccagggt gccccaagga cctgaaatga
     3181 ccctgtgcct tatttgaact aaccaatcag ttcgcttctc gcttctgttc gcgcgcttct
     3241 gctccccgag ctcaataaaa gagcccacaa cccctcactc ggcgcgccag tcctccgata
     3301 gactgcgtcg cccgggtacc cgtgtatcca ataaaccctc ttgcagttgc atccgacttg
     3361 tggtctcgct gttccttggg agggtctcct ctgagtgatt gactacccgt cagcgggggt
     3421 ctttcatggg taacagtttc ttgaagttgg agaacaacat tctgagggta ggagtcgaat
     3481 attaagtaat cctgactcaa ttagccactg ttttgaatcc acatactcca atactcctga
     3541 aatagttcat tatggacagc gcagaaagag ctggggagaa ttgtgaaatt gttatccgct
     3601 cacaattcca cacaacatac gagccggaag cataaagtgt aaagcctggg gtgcctaatg
     3661 agtgagctaa ctcacattaa ttgcgttgcg ctcactgccc gctttccagt cgggaaacct
     3721 gtcgtgccag ctgcattaat gaatcggcca acgcgcgggg agaggcggtt tgcgtattgg
     3781 gcgctcttcc gcttcctcgc tcactgactc gctgcgctcg gtcgttcggc tgcggcgagc
     3841 ggtatcagct cactcaaagg cggtaatacg gttatccaca gaatcagggg ataacgcagg
     3901 aaagaacatg tgagcaaaag gccagcaaaa ggccaggaac cgtaaaaagg ccgcgttgct
     3961 ggcgtttttc cataggctcc gcccccctga cgagcatcac aaaaatcgac gctcaagtca
     4021 gaggtggcga aacccgacag gactataaag ataccaggcg tttccccctg gaagctccct
     4081 cgtgcgctct cctgttccga ccctgccgct taccggatac ctgtccgcct ttctcccttc
     4141 gggaagcgtg gcgctttctc atagctcacg ctgtaggtat ctcagttcgg tgtaggtcgt
     4201 tcgctccaag ctgggctgtg tgcacgaacc ccccgttcag cccgaccgct gcgccttatc
     4261 cggtaactat cgtcttgagt ccaacccggt aagacacgac ttatcgccac tggcagcagc
     4321 cactggtaac aggattagca gagcgaggta tgtaggcggt gctacagagt tcttgaagtg
     4381 gtggcctaac tacggctaca ctagaagaac agtatttggt atctgcgctc tgctgaagcc
     4441 agttaccttc ggaaaaagag ttggtagctc ttgatccggc aaacaaacca ccgctggtag
     4501 cggtggtttt tttgtttgca agcagcagat tacgcgcaga aaaaaaggat ctcaagaaga
     4561 tcctttgatc ttttctacgg ggtctgacgc tcagtggaac gaaaactcac gttaagggat
     4621 tttggtcatg agattatcaa aaaggatctt cacctagatc cttttaaatt aaaaatgaag
     4681 ttttaaatca atctaaagta tatatgagta aacttggtct gacagttacc aatgcttaat
     4741 cagtgaggca cctatctcag cgatctgtct atttcgttca tccatagttg cctgactccc
     4801 cgtcgtgtag ataactacga tacgggaggg cttaccatct ggccccagtg ctgcaatgat
     4861 accgcgagac ccacgctcac cggctccaga tttatcagca ataaaccagc cagccggaag
     4921 ggccgagcgc agaagtggtc ctgcaacttt atccgcctcc atccagtcta ttaattgttg
     4981 ccgggaagct agagtaagta gttcgccagt taatagtttg cgcaacgttg ttgccattgc
     5041 tacaggcatc gtggtgtcac gctcgtcgtt tggtatggct tcattcagct ccggttccca
     5101 acgatcaagg cgagttacat gatcccccat gttgtgcaaa aaagcggtta gctccttcgg
     5161 tcctccgatc gttgtcagaa gtaagttggc cgcagtgtta tcactcatgg ttatggcagc
     5221 actgcataat tctcttactg tcatgccatc cgtaagatgc ttttctgtga ctggtgagta
     5281 ctcaaccaag tcattctgag aatagtgtat gcggcgaccg agttgctctt gcccggcgtc
     5341 aatacgggat aataccgcgc cacatagcag aactttaaaa gtgctcatca ttggaaaacg
     5401 ttcttcgggg cgaaaactct caaggatctt accgctgttg agatccagtt cgatgtaacc
     5461 cactcgtgca cccaactgat cttcagcatc ttttactttc accagcgttt ctgggtgagc
     5521 aaaaacagga aggcaaaatg ccgcaaaaaa gggaataagg gcgacacgga aatgttgaat
     5581 actcatactc ttcctttttc aatattattg aagcatttat cagggttatt gtctcatgag
     5641 cggatacata tttgaatgta tttagaaaaa taaacaaata ggggttccgc gcacatttcc
     5701 ccgaaaagtg ccacctgacg tctaagaaac cattattatc atgacattaa cctataaaaa
     5761 taggcgtatc acgaggccct ttcgtctcgc gcgtttcggt gatgacggtg aaaacctctg
     5821 acacatgcag ctcccggaga cggtcacagc ttgtctgtaa gcggatgccg ggagcagaca
     5881 agcccgtcag ggcgcgtcag cgggtgttgg cgggtgtcgg ggctggctta actatgcggc
     5941 atcagagcag attgtactga gagtgcacca tatgcggtgt gaaataccgc acagatgcgt
     6001 aaggagaaaa taccgcatca ggcgccattc gccattcagg ctgcgcaact gttgggaagg
     6061 gcgatcggtg cgggcctctt cgctattacg ccagctggcg aaagggggat gtgctgcaag
     6121 gcgattaagt tgggtaacgc cagggttttc ccagtcacga cgttgtaaaa cgacggcgca
     6181 aggaatggtg catgcaagga gatggcgccc aacagtcccc cggccacggg gcctgccacc
     6241 atacccacgc cgaaacaagc gctcatgagc ccgaagtggc gagcccgatc ttccccatcg
     6301 gtgatgtcgg cgatataggc gccagcaacc gcacctgtgg cgccggtgat gccggccacg
     6361 atgcgtccgg cgtagaggcg attagtccaa tttgttaaag acaggatatc agtggtccag
     6421 gctctagttt tgactcaaca atatcaccag ctgaagccta tagagtacga gccatagata
     6481 aaataaaaga ttttatttag tctccagaaa aagggggg
//
