If you wanted to prepare only one PCR reaction, how much of each reagent would you add to the PCR tube?] What is the final volume of the individual PCR reactions we are making?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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  1. If you wanted to prepare only one PCR reaction, how much of each reagent would you add to the PCR tube?]
  2. What is the final volume of the individual PCR reactions we are making?
D. Retrigeration
• If the thermal cycler has a refrigeration or "soak" cycle, the cycling reaction can
be programmed to end by holding the tubes at 4°C for several hours.
• This cycle can minimize any polymerase activity that might occur at higher
temperatures, although this is not usually a probiem.
E. Cycle Number
Generally, 25-30 cycles result in optimal amplification of desired products.
Occasionally, up to 40 cycles may be performed, especially for detection of
low-copy targets.
1. Standard Application
Reagents to be Supplied by the User
template DNA
upstream primer
1. Thaw the Go Taq Green Master Mix at room temperature. Vortex the Master Mix,
then spin it briefly in a microcentrifuge to collect the material at the bottom of the
downstream primer
mineral oil (optional)
tube.
2. Prepare one of the following reaction mixes on ice:
For a 25µl reaction volume:
Component
GoTaq® Green Master Mix, 2X
upstream primer, 10uM
downstream primer, 10LM
II. General Considerations
Volume
Final Conc.
1X
12.5pl
0.25-2.5ul
0 25-25ul
1-5ul
25ul
0.1-1.0uM
01-1.0uM
<250ng
NA.
A. GoTaq® Green Master Mix Compatibility
GoTaqe Green Master Mix is compatible with common PCR additives such as DMSO and
betaine. These additives neither change the color of GoTaq® Green Master Mix nor affect
dye migration.
DNA template
Nuclease-Free Water to
If bath agarose gel analysis and further downstream applications involving absorbance ar
fluorescence will be used, the two dyes can be removed from reactions using standard
PCR clean-up systems such as the Wizarde Sv Gel and PCR Clean-Up System (Cat
AS281).
For a 50pl reaction volume:
Component
GoTaq Green Master Mix, 2X
upstream primer, 10uM
downstream primer, 10uM
DNA template
Nuclease-Free Water to
Volume
Final Conc.
25ul
05-5.0ul
0.5-5.Qul
1-5ul
50ul
1X
0.1-1.QuM
0.1-1.0uM
<250ng
B. Primer Design
PCR primers generally range in length from 15-30 bases and are designed to flank the
region af interest. Primers should contain 40-60% (G + C), and care should be taken to
avoid sequences that might produce internal secondary structure The 3-ends of the
primers should not be complementary to avoid the production of primer-dimers. Primer-
dimers unnecessarily deplete primers from the reaction and result in an unwanted
polymerase reaction that competes with the desired reaction. Avoid three G or C
nuclectides in a row near the 3-end of the primer, as this may result in nonspecific
primer annealing, increasing the synthesis af undesirable reaction products. Ideally, both
primers should have nearly identical melting temperatures (T in this manner, the bwo
primers should anneal roughly at the same temperature. The annealing temperature of the
reaction is dependent upon the primer with the lowest Ta. For assistance with calculating
the Tm of any primer, a m Calculator is provided on the BioMath page of the Promega
web site at: www.promega.com/biomath/
NA
For a 100pl reaction volume:
Component
GoTaq Green Master Mix, 2X
upstream primer, 10uM
downstream primer, 10uM
DNA template
Volume
Final Conc.
50ul
1X
1.0-10.0gl
0.1-1.0gM
0.1-1.0uM
<250ng
NA
1-5ul
100ul
Nuclease-Free Water to
3. If using a thermal cycler without a heated lid, overlay the reaction mix with 1-2 drops
(approximately 50ul) of mineral oil to prevent evaporation during themal cycling.
Centrifuge the reactions in a microcentrituge for 5 seconds.
4. Place the reactions in a themal cycler that has been preheated to 95°C. Perform PCR
using your standard parameters.
C. Amplification Troubleshooting
To overcome low yield or no yield in amplifications (eg, mouse tail genotyping
2pplications), we recommend the following suggestions:
• Adjust amealing temperature. The reaction buffer compositian affects the meting
properties of DNA. See BioMath Calculator to calculate the melting temperature for
primers in the GoTage reation (www.promega.com/biamalhy.
II. General Guidelines for Amplification by PCR
A. Denaturation
Generally, a 2-minute initial denaturation step at 95°C is sufficient.
Subsequent denaturation steps will be between 30 seconds and 1 minute.
Minimize the effect of amplifiction inhibitors. Some DNA isolation procedures,
particuiarly genomic DNA isolation, can result in the copurification of amplification
inhibitors. Reduce the valume of template DNA in reaction or dilute template DNA
prior to adding to reaction. Diluting samples even 1:10,000 has been shown to be
effective in improving results, depending on initial DNA cancentration.
• Increase template DNA purity. Include an ethanoi precipitation and wash step prior to
amplification to remove inhibitors that copurify with the DNA
• Add PCA additives. Adding PCR-enhancing agents (e.g. DMSO or betaine) may
improve yields. General stabilizing agents such as BSA (Sigma Cat A7030; final
concentration 0.16mg/ml) also may help to overcome amplification tailure.
B. Annealing
• Optimize the annealing conditions by performing the reaction starting
approximately 5°C below the calculated melting temperature of the primers and
increasing the temperature in increments of 1°C to the annealing temperature.
• The annealing step is typically 30 seconds to 1 minute.
C. Extension
• The extension reaction is typically performed at the optimal temperature for
Taq DNA polymerase, which is 72-74°C.
• Allow approximately 1 minute for every 1kb of DNA to be amplified.
• Afinal extension af 5 minutes at 72-74°C is recommended.
P. Mere Information on Amplification
Transcribed Image Text:D. Retrigeration • If the thermal cycler has a refrigeration or "soak" cycle, the cycling reaction can be programmed to end by holding the tubes at 4°C for several hours. • This cycle can minimize any polymerase activity that might occur at higher temperatures, although this is not usually a probiem. E. Cycle Number Generally, 25-30 cycles result in optimal amplification of desired products. Occasionally, up to 40 cycles may be performed, especially for detection of low-copy targets. 1. Standard Application Reagents to be Supplied by the User template DNA upstream primer 1. Thaw the Go Taq Green Master Mix at room temperature. Vortex the Master Mix, then spin it briefly in a microcentrifuge to collect the material at the bottom of the downstream primer mineral oil (optional) tube. 2. Prepare one of the following reaction mixes on ice: For a 25µl reaction volume: Component GoTaq® Green Master Mix, 2X upstream primer, 10uM downstream primer, 10LM II. General Considerations Volume Final Conc. 1X 12.5pl 0.25-2.5ul 0 25-25ul 1-5ul 25ul 0.1-1.0uM 01-1.0uM <250ng NA. A. GoTaq® Green Master Mix Compatibility GoTaqe Green Master Mix is compatible with common PCR additives such as DMSO and betaine. These additives neither change the color of GoTaq® Green Master Mix nor affect dye migration. DNA template Nuclease-Free Water to If bath agarose gel analysis and further downstream applications involving absorbance ar fluorescence will be used, the two dyes can be removed from reactions using standard PCR clean-up systems such as the Wizarde Sv Gel and PCR Clean-Up System (Cat AS281). For a 50pl reaction volume: Component GoTaq Green Master Mix, 2X upstream primer, 10uM downstream primer, 10uM DNA template Nuclease-Free Water to Volume Final Conc. 25ul 05-5.0ul 0.5-5.Qul 1-5ul 50ul 1X 0.1-1.QuM 0.1-1.0uM <250ng B. Primer Design PCR primers generally range in length from 15-30 bases and are designed to flank the region af interest. Primers should contain 40-60% (G + C), and care should be taken to avoid sequences that might produce internal secondary structure The 3-ends of the primers should not be complementary to avoid the production of primer-dimers. Primer- dimers unnecessarily deplete primers from the reaction and result in an unwanted polymerase reaction that competes with the desired reaction. Avoid three G or C nuclectides in a row near the 3-end of the primer, as this may result in nonspecific primer annealing, increasing the synthesis af undesirable reaction products. Ideally, both primers should have nearly identical melting temperatures (T in this manner, the bwo primers should anneal roughly at the same temperature. The annealing temperature of the reaction is dependent upon the primer with the lowest Ta. For assistance with calculating the Tm of any primer, a m Calculator is provided on the BioMath page of the Promega web site at: www.promega.com/biomath/ NA For a 100pl reaction volume: Component GoTaq Green Master Mix, 2X upstream primer, 10uM downstream primer, 10uM DNA template Volume Final Conc. 50ul 1X 1.0-10.0gl 0.1-1.0gM 0.1-1.0uM <250ng NA 1-5ul 100ul Nuclease-Free Water to 3. If using a thermal cycler without a heated lid, overlay the reaction mix with 1-2 drops (approximately 50ul) of mineral oil to prevent evaporation during themal cycling. Centrifuge the reactions in a microcentrituge for 5 seconds. 4. Place the reactions in a themal cycler that has been preheated to 95°C. Perform PCR using your standard parameters. C. Amplification Troubleshooting To overcome low yield or no yield in amplifications (eg, mouse tail genotyping 2pplications), we recommend the following suggestions: • Adjust amealing temperature. The reaction buffer compositian affects the meting properties of DNA. See BioMath Calculator to calculate the melting temperature for primers in the GoTage reation (www.promega.com/biamalhy. II. General Guidelines for Amplification by PCR A. Denaturation Generally, a 2-minute initial denaturation step at 95°C is sufficient. Subsequent denaturation steps will be between 30 seconds and 1 minute. Minimize the effect of amplifiction inhibitors. Some DNA isolation procedures, particuiarly genomic DNA isolation, can result in the copurification of amplification inhibitors. Reduce the valume of template DNA in reaction or dilute template DNA prior to adding to reaction. Diluting samples even 1:10,000 has been shown to be effective in improving results, depending on initial DNA cancentration. • Increase template DNA purity. Include an ethanoi precipitation and wash step prior to amplification to remove inhibitors that copurify with the DNA • Add PCA additives. Adding PCR-enhancing agents (e.g. DMSO or betaine) may improve yields. General stabilizing agents such as BSA (Sigma Cat A7030; final concentration 0.16mg/ml) also may help to overcome amplification tailure. B. Annealing • Optimize the annealing conditions by performing the reaction starting approximately 5°C below the calculated melting temperature of the primers and increasing the temperature in increments of 1°C to the annealing temperature. • The annealing step is typically 30 seconds to 1 minute. C. Extension • The extension reaction is typically performed at the optimal temperature for Taq DNA polymerase, which is 72-74°C. • Allow approximately 1 minute for every 1kb of DNA to be amplified. • Afinal extension af 5 minutes at 72-74°C is recommended. P. Mere Information on Amplification
Certificate of Analysis
GoTaq® Green Master Mix
Part# 9PIM712
Cat.#
M7121
Size
10 reactions
Revised 4/18
M7122
100 reactions
M7123
M712B-C
1,000 reactions
1x1,250ul
Cat.# M7121, M7122 and M7123 include GoTaq® Green Master Mix, 2X, and Nuclease-Free Water.
Cat.# M712B-C does not include Nuclease-Free Water.
Description: GoTaq® Green Master Mixla.b) is a premixed ready-to-use solution containing bacterialy derived Taq DNA
polymerase, DNTPS, MgCl2 and reaction buffers at optimal concentrations for efficient amplification of DNA termplates by PCR.
GoTaq® Green Master Mix contains two dyes (blue and yellow) that allow monitoring of progress during electrophoresis.
Reactions assembled with GoTaq® Green Master Mix have sufficient density for direct loading onto agarose gels.
AF9PIM712 0418M712
GoTaq® Green Master Mix is recommended for any amplification reaction that will be visualized by agarose gel electrophoresis
and ethidium bromide staining. The master mix is not recommended if any downstream applications use absorbance or
fluorescence excitation, as the yellow and blue dyes in the reaction buffer may interfere with these applications. The dyes absorb
between 225-300nm, making standard A2so readings to determine DNA concentration unreliable. The dyes have excitation
peaks at 488nm and between 600-700nm that correspond to the excitation wavelengths commonly used in fluorescence
detection instrumentation. However, for some instrumentation, such as a fluorescent gel scanner that uses a 488nm excitation
wavelength, there will be minimal interference since it is the yellow dye that absorbs at this wavelength. Gels scanned by this
method will have a light grey dye front (corresponding to the yellow dye front) below the primers.
Promega
GoTaq® Green Master Mix, 2X: GoTaq® DNA Polymerase is supplied in 2X Green GoTaq® Reaction Buffer (pH 8.5),
400µM DATP, 400µM dGTP, 400pM DCTP, 400µM DTTP and 3mM MgCl2. Green GoTaq® Reaction Buffer is a proprietary
buffer containing a compound that increases sample density, and yellow and blue dyes, which function as loading dyes
when reaction products are analyzed by agarose gel electrophoresis. The blue dye migrates at the same rate as 3-5kb DNA
fragments, and the yellow dye migrates at a rate faster than primers (<50bp), in a 1% agarose gel.
Promega Corporation
2800 Woods Hollow Road
Madison, WI 53711-5399
Telephone
USA
608-274-4330
Toll Free
Fax
Storage Conditions: See the Product Information Label for storage recommendations.
800-356-9526
608-277-2516
Internet
www.promega.com
Quality Control Assays
PRODUCT USE LIMITATIONS, WARRANTY DISCLAIMER
Functional Assay: GoTaq® Green Master Mix is tested for performance in the polymerase chain reaction (PCR).
GoTaq® Green Master Mix, 1X, is used to amplify a 360bp region of the a-1-antitrypsin gene from 100 molecules
of human genomic DNA. The resulting PCR product is visualized on an ethidium bromide-stained agarose gel.
Nuclease Assays: No contaminating endonuclease or exonuclease activity detected.
Promega manufactures products for a number of
intended uses. Please refer to the product label for the
intended use statements for specific products.
Promega products contain chemicals which may be
harmful if misused. Due care should be exercised with
all Promega products to prevent direct human contact
Each Promega product is shipped with documentation
stating specifications and othier technical information.
Transcribed Image Text:Certificate of Analysis GoTaq® Green Master Mix Part# 9PIM712 Cat.# M7121 Size 10 reactions Revised 4/18 M7122 100 reactions M7123 M712B-C 1,000 reactions 1x1,250ul Cat.# M7121, M7122 and M7123 include GoTaq® Green Master Mix, 2X, and Nuclease-Free Water. Cat.# M712B-C does not include Nuclease-Free Water. Description: GoTaq® Green Master Mixla.b) is a premixed ready-to-use solution containing bacterialy derived Taq DNA polymerase, DNTPS, MgCl2 and reaction buffers at optimal concentrations for efficient amplification of DNA termplates by PCR. GoTaq® Green Master Mix contains two dyes (blue and yellow) that allow monitoring of progress during electrophoresis. Reactions assembled with GoTaq® Green Master Mix have sufficient density for direct loading onto agarose gels. AF9PIM712 0418M712 GoTaq® Green Master Mix is recommended for any amplification reaction that will be visualized by agarose gel electrophoresis and ethidium bromide staining. The master mix is not recommended if any downstream applications use absorbance or fluorescence excitation, as the yellow and blue dyes in the reaction buffer may interfere with these applications. The dyes absorb between 225-300nm, making standard A2so readings to determine DNA concentration unreliable. The dyes have excitation peaks at 488nm and between 600-700nm that correspond to the excitation wavelengths commonly used in fluorescence detection instrumentation. However, for some instrumentation, such as a fluorescent gel scanner that uses a 488nm excitation wavelength, there will be minimal interference since it is the yellow dye that absorbs at this wavelength. Gels scanned by this method will have a light grey dye front (corresponding to the yellow dye front) below the primers. Promega GoTaq® Green Master Mix, 2X: GoTaq® DNA Polymerase is supplied in 2X Green GoTaq® Reaction Buffer (pH 8.5), 400µM DATP, 400µM dGTP, 400pM DCTP, 400µM DTTP and 3mM MgCl2. Green GoTaq® Reaction Buffer is a proprietary buffer containing a compound that increases sample density, and yellow and blue dyes, which function as loading dyes when reaction products are analyzed by agarose gel electrophoresis. The blue dye migrates at the same rate as 3-5kb DNA fragments, and the yellow dye migrates at a rate faster than primers (<50bp), in a 1% agarose gel. Promega Corporation 2800 Woods Hollow Road Madison, WI 53711-5399 Telephone USA 608-274-4330 Toll Free Fax Storage Conditions: See the Product Information Label for storage recommendations. 800-356-9526 608-277-2516 Internet www.promega.com Quality Control Assays PRODUCT USE LIMITATIONS, WARRANTY DISCLAIMER Functional Assay: GoTaq® Green Master Mix is tested for performance in the polymerase chain reaction (PCR). GoTaq® Green Master Mix, 1X, is used to amplify a 360bp region of the a-1-antitrypsin gene from 100 molecules of human genomic DNA. The resulting PCR product is visualized on an ethidium bromide-stained agarose gel. Nuclease Assays: No contaminating endonuclease or exonuclease activity detected. Promega manufactures products for a number of intended uses. Please refer to the product label for the intended use statements for specific products. Promega products contain chemicals which may be harmful if misused. Due care should be exercised with all Promega products to prevent direct human contact Each Promega product is shipped with documentation stating specifications and othier technical information.
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