pRep.VEE.Pac-2A-SP-GCSF vector (V003761)

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Two tubes of lyophilized plasmid will be delivered, each tube is about 5µg.

Basic Vector Information

RepVEE-Pac-2A-SigP-GCSF (replicon) was created by replacing the GFP gene in the replicon pRepVEE-GFP with a gene cassette Pac-2A-SigP-GCSF. The gene cassette encodes a polyprotein. A gene cassette Pac-2A-SigP-GCSF was designed to direct the coexpression of an enzyme puromycin N-acetyltransferase (Pac) and a recombinant human colony-stimulating factor (G-CSF). The gene cassette Pac-2A-SigP-GCSF has the following design: its single open reading frame (ORF) encodes a polyprotein wherein the N-terminal part is the Pac, the C-terminal part is the G-CSF (with a signal peptide for secretory expression, SigP) and a central region is a protease 2A of foot-and-mouth disease virus (FMDV 2A) (Fig 2). In the replicon RepVEE.Pac-2A-SP-GCSF the gene cassette is placed downstream of the subgenomic promoter.

Vector Name:
pRep.VEE.Pac-2A-SP-GCSF
Antibiotic Resistance:
Ampicillin
Length:
10845 bp
Type:
Cloning vector
Replication origin:
ori
Source/Author:
Kim YG, Baltabekova AZ, Shustov AV.
Growth Strain(s):
Top10
Growth Temperature:
37℃

pRep.VEE.Pac-2A-SP-GCSF vector Vector Map

pRep.VEE.Pac-2A-SP-GCSF10845 bp5001000150020002500300035004000450050005500600065007000750080008500900095001000010500RBSPuroR6xHisAmpR promoterAmpRori

Plasmid Protocol

1. Centrifuge at 5,000×g for 5 min.

2. Carefully open the tube and add 20 μl of sterile water to dissolve the DNA.

3. Close the tube and incubate for 10 minutes at room temperature.

4. Briefly vortex the tube and then do a quick spin to concentrate the liquid at the bottom. Speed is less than 5000×g.

5. Store the plasmid at -20 ℃.

6. The concentration of plasmid re-measurement sometimes differs from the nominal value, which may be due to the position of the lyophilized plasmid in the tube, the efficiency of the re-dissolution, the measurement bias, and adsorption on the wall of the tube, therefore, it is recommended to transform and extract the plasmid before using it

General Plasmid Transform Protocol

1. Take one 100μl of the competent cells and thaw it on ice for 10min, add 2μl of plasmid, then ice bath for 30min, then heat-shock it at 42℃ for 60s, do not stir, and then ice bath for 2min.

2. Add 900μl of LB liquid medium without antibiotics, and incubate at 37℃ for 45min (30℃ for 1-1.5 hours) with 180rpm shaking.

3. Centrifuge at 6000rpm for 5min, leave only 100μl of supernatant to resuspend the bacterial precipitate and spread it onto the target plasmid-resistant LB plate.

4. Invert the plate and incubate at 37℃ for 14h, or at 30℃ for 20h.

5. Pick a single colony into LB liquid medium, add the corresponding antibiotics, incubate at 220rpm for 14h, and extract the plasmid according to the experimental needs and the instructions of the plasmid extraction kit.

References

  • Kim YG, Baltabekova AZ, Zhiyenbay EE, Aksambayeva AS, Shagyrova ZS, Khannanov R, Ramanculov EM, Shustov AV. Recombinant Vaccinia virus-coded interferon inhibitor B18R: Expression, refolding and a use in a mammalian expression system with a RNA-vector. PLoS One. 2017 Dec 7;12(12):e0189308.

pRep.VEE.Pac-2A-SP-GCSF vector Sequence

Copy Sequence

Download GeneBank File(.gb)

LOCUS       40924_36733       10845 bp DNA     circular SYN 18-DEC-2018
DEFINITION  Cloning vector pRep.VEE.Pac-2A-SP-GCSF, complete sequence.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 10845)
  AUTHORS   Kim YG, Baltabekova AZ, Shustov AV.
  TITLE     Poxvirus' interferon inhibitor B18R: recombinant expression, 
            refolding and use in mammalian expression system based on viral 
            vectors
  JOURNAL   Unpublished
REFERENCE   2  (bases 1 to 10845)
  AUTHORS   Kim YG, Baltabekova AZ, Shustov AV.
  TITLE     Direct Submission
  JOURNAL   Submitted (18-MAY-2017) National Center for Biotechnology, 
            Korgalzhin hwy 13/5, Astana, Akmola region 010000, Kazakhstan
REFERENCE   3  (bases 1 to 10845)
  TITLE     Direct Submission
REFERENCE   4  (bases 1 to 10845)
  AUTHORS   .
  TITLE     Direct Submission
COMMENT     SGRef: number: 1; type: "Journal Article"; journalName: 
            "Unpublished"
COMMENT     SGRef: number: 2; type: "Journal Article"; journalName: "Submitted 
            (18-MAY-2017) National Center for Biotechnology, Korgalzhin hwy 
            13/5, Astana, Akmola region 010000, Kazakhstan"
COMMENT     SGRef: number: 3; type: "Journal Article"
COMMENT     ##Assembly-Data-START##
            Sequencing Technology :: Sanger dideoxy sequencing 
            ##Assembly-Data-END##
FEATURES             Location/Qualifiers
     source          1..10845
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     RBS             1536..1544
                     /label=Shine-Dalgarno sequence
                     /note="full consensus sequence for ribosome-binding sites 
                     upstream of start codons in E. coli; complementary to a 
                     region in the 3' end of the 16S rRNA (Chen et al., 1994)"
     CDS             7576..8172
                     /codon_start=1
                     /label=PuroR
                     /note="puromycin N-acetyltransferase"
                     /translation="MTEYKPTVRLATRDDVPRAVRTLAAAFADYPATRHTVDPDRHIER
                     VTELQELFLTRVGLDIGKVWVADDGAAVAVWTTPESVEAGAVFAEIGPRMAELSGSRLA
                     AQQQMEGLLAPHRPKEPAWFLATVGVSPDHQGKGLGSAVVLPGVEAAERAGVPAFLETS
                     APRNLPFYERLGFTVTADVECPKDRATWCMTRKPGA"
     CDS             8842..8859
                     /codon_start=1
                     /label=6xHis
                     /note="6xHis affinity tag"
                     /translation="HHHHHH"
     promoter        9083..9187
                     /label=AmpR promoter
     CDS             9188..10045
                     /codon_start=1
                     /label=AmpR
                     /note="beta-lactamase"
                     /translation="MSIQHFRVALIPFFAAFCLPVFAHPETLVKVKDAEDQLGARVGYI
                     ELDLNSGKILESFRPEERFPMMSTFKVLLCGAVLSRVDAGQEQLGRRIHYSQNDLVEYS
                     PVTEKHLTDGMTVRELCSAAITMSDNTAANLLLTTIGGPKELTAFLHNMGDHVTRLDRW
                     EPELNEAIPNDERDTTMPVAMATTLRKLLTGELLTLASRQQLIDWMEADKVAGPLLRSA
                     LPAGWFIADKSGAGERGSRGIIAALGPDGKPSRIVVIYTTGSQATMDERNRQIAEIGAS
                     LIKHW"
     rep_origin      10219..10807
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"