pMTMVi-M vector (V016604)

Price Information

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V016604 pMTMVi-M In stock, instant shipping

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

Basic Vector Information

pMTMVi-M is an intermediate plasmid used to construct recombinant tobacco mosaic virus clones capable of systemic movement throughout the plant.

Vector Name:
pMTMVi-M
Antibiotic Resistance:
Ampicillin
Length:
3373 bp
Type:
Gene template
Replication origin:
ori
Host:
E. coli
Growth Strain(s):
DH10B
Growth Temperature:
37℃

pMTMVi-M vector Map

pMTMVi-M3373 bp6001200180024003000CAP binding sitelac promoterlac operatorM13 revT3 promoterT7 promoterM13 fwdCapsid proteinoriAmpR

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

  • Shi X, Cordero T, Garrigues S, Marcos JF, Daròs JA, Coca M. Efficient production of antifungal proteins in plants using a new transient expression vector derived from tobacco mosaic virus. Plant Biotechnol J. 2019;17(6):1069-1080. doi:10.1111/pbi.13038

pMTMVi-M vector Sequence

LOCUS       V016604                 3373 bp    DNA     circular SYN 01-JAN-1980
DEFINITION  Exported.
ACCESSION   V016604
VERSION     V016604
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
            .
REFERENCE   1  (bases 1 to 3373)
  AUTHORS   .
  TITLE     Direct Submission
FEATURES             Location/Qualifiers
     source          1..3373
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     protein_bind    368..389
                     /label="CAP binding site"
                     /note="CAP binding activates transcription in the presence
                     of cAMP."
     promoter        404..434
                     /label="lac promoter"
                     /note="promoter for the E. coli lac operon"
     protein_bind    442..458
                     /label="lac operator"
                     /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)."
     primer_bind     466..482
                     /label="M13 rev"
                     /note="common sequencing primer, one of multiple similar
                     variants"
     promoter        503..521
                     /label="T3 promoter"
                     /note="promoter for bacteriophage T3 RNA polymerase"
     promoter        complement(548..566)
                     /label="T7 promoter"
                     /note="promoter for bacteriophage T7 RNA polymerase"
     primer_bind     complement(576..592)
                     /label="M13 fwd"
                     /note="common sequencing primer, one of multiple similar
                     variants"
     CDS             1099..1575
                     /gene="CP"
                     /label="Capsid protein"
                     /note="Capsid protein from Tomato mosaic virus (strain L).
                     Accession#: P03576"
     rep_origin      complement(1864..2452)
                     /direction=LEFT
                     /label="ori"
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of
                     replication"
     CDS             complement(2467..3324)
                     /label="AmpR"
                     /note="beta-lactamase"