Team:Lethbridge/Notebook/Lab Work/May
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Back to [[Team:Lethbridge/Notebook|Notebook]]<br> | Back to [[Team:Lethbridge/Notebook|Notebook]]<br> | ||
Back to [[Team:Lethbridge/Notebook/Lab_Work|Lab Work]]<br> | Back to [[Team:Lethbridge/Notebook/Lab_Work|Lab Work]]<br> |
Revision as of 02:58, 2 June 2010
Back to Notebook
Back to Lab Work
Contents |
May
May 5/2010
(in the lab: JV)
Objective: Test Restriction Endonucleases for activity (take 2)
Relevant Information:
Plasmid DNA used here will be "ES-pSB-CEYFP" from last year's plasmid stocks
Prefix Enzymes are: EcoRI and XbaI
Suffix Enyzmes are: SpeI and PstI
(JV worked out in lab notebook which buffers would be best for each prefix/suffix enzyme combination)
Reactions will be assembled as follows:
Enzyme | Buffer | Volume MM(µL) | Volume Enzyme(µL) |
PstI | Red | 19.75 | .25 |
XbaI | Tango | 19.75 | .25 |
SpeI | Tango | 19.75 | .25 |
EcoRI | Red | 19.75 | .25 |
EcoRI/SpeI | Red | 19.5 | .25+.25 |
XbaI/SpeI | Tango | 19.5 | .25+.25 |
EcoRI/PstI | Red | 19.5 | .25+.25 |
XbaI/PstI | Tango | 19.5 | .25+.25 |
Make up Master Mixes as follows:
Red MM | per tube(µL) | Total*(µL) |
MilliQ H20 | 15.75 | 86.675 |
Red Buffer (10x) | 2 | 11 |
pDNA** | 2 | 11 |
Tango MM | per tube(µL) | Total*(µL) |
MilliQ H20 | 15.75 | 86.675 |
Tango Buffer (10x) | 2 | 11 |
pDNA** | 2 | 11 |
- Volume per reaction multiplied by 5.5
- Unknown concentration of pDNA
- Unknown concentration of pDNA
Incubated for 70min at 37oC (Start-1:05pm; End-2:15pm)
Added 3.3µL of 6x loading dye to each reaction mixture and loaded 10µL onto a 1% agarose gel (in TAE)
Added 1µL of 6x loading dye to 2µL of gene ruler 1kb ladder
Load order as follows:
Lane | Sample | Volume Loaded (µL) |
1 | pSB-CEYFP/PstI | 10 |
2 | pSB-CEYFP/EcoRI | 10 |
3 | pSB-CEYFP/EcoRI/PstI | 10 |
4 | pSB-CEYFP/EcoRI/SpeI | 10 |
5 | pSB-CEYFP/XbaI/PstI | 10 |
6 | pSB-CEYFP/XbaI | 10 |
7 | pSB-CEYFP/SpeI | 10 |
8 | pSB-CEYFP/XbaI/SpeI | 10 |
9 | pSB-CEYFP/Red Master Mix Control | 10 |
10 | pSB-CEYFP/Tango Master Mix Control | 10 |
11 | pSB-CEYFP/MilliQ H20 Control | 10 |
12 | Ladder | 4 |
Ran gel at 100V for 1 hour
Results:
This gel shows that SpeI does not cut on its own, and does not cut when combined with other enzymes
Conclusion: Test other source of SpeI to see if it has any activity.
May 6/2010
(in the lab:KG, AS)
Objective: To check if the old SpeI enzyme (exp date: March 2011) will cleave plasmid DNA, since we believe the newer SpeI enzyme (exp date: 2012) does not.
Method:
Red Master Mix | per tube (µL) | Total Volume* |
MilliQ H20 Water | 15.75 | 63 |
Red Buffer (10x) | 2 | 8 |
pDNA** | 2 | 8 |
- Volume per tube multiplied by 4
- Used pSB NEYFP pDNA from cell E5 in plasmid box
- Used pSB NEYFP pDNA from cell E5 in plasmid box
Enzymes that will use Red Master Mix are: EcoRI+SpeI (old), EcoRI+SpeI (new)
Add 0.25µL of each enzyme to 19.5µL of master mix
Tango Master Mix | per tube (µL) | Total Volume* |
MilliQ H20 Water | 15.75 | 94.5 |
Tango Buffer (10x) | 2 | 12 |
pDNA** | 2 | 12 |
- Volume per tube multiplied by 6
- Used pSB NEYFP pDNA from cell E5 in plasmid box
- Used pSB NEYFP pDNA from cell E5 in plasmid box
Enzymes that will use Tango Master Mix are: SpeI (old), SpeI (new), XbaI+SpeI (old), XbaI+SpeI (new)
Add 0.25µL of each enzyme to 19.5µL of master mix
Incubated all reactions at 37oC for 1h (Start-8:30pm; End-9:30pm)
Will not be able to run on agarose gel tonight, will label them so JV can run them in the morning
Tube Names:
Master Mix 1 Control (Red Buffer)
Master Mix 2 Control (Tango Buffer)
E+S(N); EcoRI + SpeI(N)
E+S(O); EcoRI + SpeI(O)
X+S(N); XbaI + SpeI(N)
X+S(O); XbaI + SpeI(O)
S(N); SpeI(N)
S(O); SpeI(O)
Placed in -20oC freezer of later analysis by agarose electrophoresis
May 10/2010
(in the lab:JV)
Objective: To analyze the restriction test done by KG and AS on May 6/2010 by agarose electrophoresis
Method:
Lane | Sample | Quantity Loaded (µL) |
1 | MM1 Control | 10 |
2 | MM2 Control | 10 |
3 | EcoRI+SpeI(N) | 10 |
4 | EcoRI+SpeI(O) | 10 |
5 | SpeI(N) | 10 |
6 | SpeI(O) | 10 |
7 | XbaI+SpeI(N) | 10 |
8 | XbaI+SpeI(O) | 10 |
9 | 1kb Ladder | 5 |
Run gel for 60min at 100V
Results:
It appears as though both SpeI enzymes are working properly here. We will utilize the newer batch of SpeI (expires 2012) from this point forward.
Objective:Make 24 LB agar plates with 100µg/mL ampicillin antibiotic.(JV,KG,AV)
Method:Make 2L of LB media with agar
2x10g Tryptone
2X2.5g Yeast Extract
2x5g NaCl
2x10g Agar
Continued May 11/2010
(Stock Ampicillin solution is 100mg/mL)
Have 4x500mL of LB with Agar
Add 500µL of stock ampicillin to 500mL of media
May 11/2010 Evening
(in the lab: KG, AV, MC, TF, JV, JS)</b> Objective: To transform the following plasmids into DH5α E.coli cells.
Construct Name (2009)</td> | Construct Location (2009) |
Lumazine | J4 |
Lumazine-dT | J5,J6 |
sRBS-Lumazine-dT | J7,J8 |
pBAD-TetR | I4 |
pBAD | A5,F10 |
sRBS | D5,E10 |
pSB-CEYFP | E5,D6 |
pSB-NEYFP | F5,C6 |
C-term Tag | C10 |
N-term Tag | D9,D10 |
pTet | E4 |
EYFP | A4 |
CFP Complete | D4 |
Method: Followed Competent Cell Transformation protocol in Common Protocols section and plated on LB agar supplemented with ampicillin.
Results: The following plasmids were successfully transformed and formed colonies:
- Lumazine (J4)
- sRBS-Lumazine-dT (J7)
- sRBS-Lumazine-dT (J8)
- pBAD (A5)
- pBAD (F10)
- pSB-CEYFP
- pSB-NEYFP
- N-term tag
- EYFP (A4)
- CFP Complete (D4)
Conclusion: Need another attempt to transform the following plasmids:
- Lumazine-dT (J5,J6)
- pBAD-TetR
- sRBS (D5,E10)
- C-Term tag
- pTet
May 12/2010
(in the lab: JV)
Objective: Miniprep of plasmid DNA from transformed cells(JV, AV, HB)
Method:
- Inoculate 5mL of LB liquid media (with 100µL/mL Ampicillin) with cells from competent cells plates (picked with sterile toothpick).
- Allow cells in liquid culture to grow overnight in 37oC shaking incubator (300RPM) Purify plasmid DNA from cells by using "Boiling Lysis Plasmid Preparation" protocol in Common Protocols Section.
- CHANGE: Step 14, used MilliQ H2O (with 20ng/µL RNase A) instead of TE buffer.
Plasmids were transferred to the "iGEM 2010 - Working Plasmid DNA" box in the -20oC freezer in the iGEM lab. Plasmids were placed in the following cells:
Construct | Cell in Working Plasmid Box (2010) | Original Cell in Old Box |
sRBS-Lumazine-dT | A1 | J7 |
sRNS-Lumazine-dT | A2 | J8 |
CFP Complete | B6 | D4 |
Lumazine | A3 | J4 |
pBAD | A4 | A5 |
pBAD | A5 | F10 |
pSB-CEYFP | B5 | |
pSB-NEYFP | B4 | |
EYFP | B1 | A4 |
N-term tag | B2 |
Also generated sterile glycerol stocks and placed in -80oC freezer in the 2010 iGEM box as follows:
Construct | Cell Working Glycerol Stock Box (2010) |
sRBS-Lumazine-dT (J7) | B2,C4,D2 |
sRNS-Lumazine-dT (J8) | C6 |
CFP Complete | A10, C8 |
Lumazine | A8,B10 |
pBAD (from A5) | B5,B9 |
pBAD (from F10) | B3,B7 |
pSB-CEYFP | C3,B5 |
pSB-NEYFP | B6,C1 |
EYFP | C7,B8 |
N-term tag | C2,D4 |
Objective: Restrict plasmid DNA with restriction endonucleases (JV)
Method:
Have:
10 lanes of restricted plasmid DNA
10 lanes of unrestricted plasmid DNA
1 lane of buffer control
Use EcoRI (prefix cutter) and PstI (suffix cutter)
Pipetting Scheme for Restriction Tubes:
Ingredient | Volume/tube (µL) | Total Volume* |
MilliQ H2O | 15.5 | 155 |
Red Buffer (10X) | 2 | 20 |
EcoRI | 0.25 | 2.5 |
PstI | 0.25 | 2.5 |
- Amount per tube multiplied by 10
Pipetting Scheme for Unrestricted reactions:
Ingredient | Volume/tube (µL) | Total Volume* |
MilliQ H2O | 16 | 160 |
Red Buffer (10X) | 2 | 20 |
- Amount per tube multiplied by 10
Buffer Control will be 18µL MilliQ H2O + 2µL 10x Red Buffer.
Place in 37oC water bath at 2:55pm and removed at 4:57pm for a 2 hour incubation.
Analyzed restriction digests on a 1% agarose gel (large gel apparatus ~70mL)
Added 1µL of 6x DNA loading dye to 5µL of sample
Added 2µL of 6x DNA loading dye to 6µL of TAE buffer and 2µL of 1kb DNA mass ladder.
Loaded samples as follows:
Lane</td> | Sample</td> | Volume Loaded (µL) |
1 | 1 kb Ladder | 5 |
2 | Buffer Control | 5 |
3 | pSB-NEYFP | 5 |
4 | Restricted Lumazine | 5 |
5 | Lumazine | 5 |
6 | Restricted pSB-NEYFP | 5 |
7 | pSB-CEYFP | 5 |
8 | Restricted pSB-CEYFP | 5 |
9 | pBAD | 5 |
10 | Restricted pBAD | 5 |
11 | EYFP | 5 |
12 | Restricted EYFP | 5 |
13 | CFP Complete | 5 |
14 | Restricted CFP Complete | 5 |
15 | sRBS-Lumazine-dT (J7) | 5 |
16 | Restricted sRBS-Lumazine-dT (J7) | 5 |
17 | N-term Tag | 5 |
18 | Restricted N-term Tag | 5 |
19 | sRBS-Lumazine-dT (J8) | 5 |
20 | Restricted sRBS-Lumazine-dT (J8) | 5 |
Ran gel at 100V for 90 minutes (Start-9:50pm; End-11:20pm)
Stained with ethidium bromide for 20 minutes.
Results:
May 13/2010 Evening(in lab: AS,TF,KG,JS,MC)
Objective: To make a second attempt at transforming plasmids that didn't transform the first time. These plasmids are:
- Lumazine-dT (J5,J6)
- pBad-TetR
- sRBS (D5,E10)
- C-term tag
- pTet
All DH5α cells were used up in the last transformation, had to aliquot an additional 50x 20µL aliquots (MC,TF)
Transform plasmid DNA (Using "Competent Cell Transformation" Protocol) into newly aliquotted DH5α cells. (KG,JS)
NOTES:
AS concerned that there is something not quite right with LB liquid media added to transformed cells, but continued anyways (JV informed AS the next day that the LB liquid media had not been sterilized).
Plated all 250µL of culture.
Results:
Construct</td> | Result |
Lumazine-dT(1) | Growth present |
sRBS-Lumazine-dT | Growth present |
sRBS (D5) | Growth present |
sRBS (E10) | Growth present |
C-term tag | No growth present |
pTet | No growth present |
Next Steps:
Make another attempt to transform the C-term tag and pTet constructs.
Start overnight cultures of cells that grew for plasmid prep and sequencing.
May 14/2010
(in the lab: JV)
Objective: Quantify pDNA concentration in order to ensure sufficient material for sequence analysis.
Method: Measure absorbance of samples at 260nm.
Results:
Sample</td> | Absorbance at 260nm |
sRBS-Lumazine-dT (J7) | 0.311 |
sRBS-Lumazine-dT (J8) | 0.309 |
CFP complete | 0.316 |
N-term tag | 0.290 |
pSB-CEYFP | 0.338 |
pSB-NEYFP | 0.403 |
pBAD (A5) | 0.282 |
pBAD (F10) | 0.562 |
EYFP | 0.389 |
Lumazine | 0.221 |
Conclusion: All plasmids present in sufficient concentrations for sequence analysis.
Objective: Purify plasmid DNA from cells recently transformed.
Method:
- Inoculate 5mL of sterile LB liquid media (with 100µg/mL ampicillin) with cells picked from colonies of transformation plates, including the following:
Lumazine-dT (J5)
pBad-TetR
sRBS (D5,E10) - NOTE: Lumazine-dT did NOT grow overnight
- Followed "Boiling Lysis Plasmid Preparation (Miniprep)" protocol. (May 15/2010; JV,TF)
NOTE: Added 50µL of MilliQ H2O (with RNase A at a concentration of 20ng/µL) to dissolve pDNA instead of TE buffer.
Objective: Perform restriction digest on the above prepared plasmid DNA.
Method:
Used EcoRI as prefix cutter and PstI as suffix cutter.
Pipetting Scheme for Restriction Tubes:
Ingredient | Volume/tube (µL) | Total Volume* |
MilliQ H2O | 16 | 56 |
Red Buffer (10X) | 2 | 7 |
EcoRI | 0.25 | 0.875 |
PstI | 0.25 | 0.875 |
- Amount per tube multiplied by 3.5
Add 18µL master mix to each plasmid DNA sample
Pipetting Scheme for Unrestricted reactions:
Ingredient | Volume/tube (µL) | Total Volume* |
MilliQ H2O | 16 | 56 |
Red Buffer (10X) | 2 | 7 |
- Amount per tube multiplied by 3.5
Add 18µL master mix to each plasmid DNA sample
Buffer Control will be 18µL MilliQ H2O + 2µL 10x Red Buffer.
Place in 37oC water bath at 12:37pm and removed at 1:55pm for approximately 1 hour incubation.
Analyze samples on a 1% agarose gel (small gel apparatus).
Add 3.3µL of 6x DNA loading dye to each reaction mixture and load.
Lane</td> | Sample</td> | Volume Loaded (µL)</td> |
1 | 1 kb Ladder | 4 |
2 | Restricted sRBS (E10) | 10 |
3 | sRBS (E10) | 10 |
4 | Restricted sRBS (D5) | 10 |
5 | sRBS (D5) | 10 |
6 | Restricted sRBS-Lumazine-dT | 10 |
7 | sRBS-Lumazine-dT | 10 |
8 | Red Buffer Control | 10 |
Ran gel at 100V for 75 minutes (Start-2:30pm; End-3:45pm)
Stained in ethidium bromide for 10 minutes
Results:
There is plasmid DNA in each sample which, when cut with both the prefix and suffix enzyme, yields a band approximately 2000bp (size of pSB1A3 is 2157bp).
May 17/2010
(in the lab: JV, AV)
Make agar plates with 100µg/mL of ampicillin
Make 5 x 5mL sterile liquid SOC broth
Make 13 x 5mL sterile liquid LB broth
May 17/2010 Evening
(in the lab: TF, AS)
Objective: To grow cells for future use
Streaked plates from glycerol stocks of the following:
iGEM 2007 -80oC Freezer Box:
Construct | Cell type | Location of cells |
xylE | DH5α | C4 |
xylE | BL21(DE3) | B4 |
C-term Bba | DH5α | H4 |
C-term Bba | DH5α | I4 |
C-term Bba | DH5α | J4 |
Mr. Gene mms6 | DH5α | A6 |
Mr. Gene mms6 | DH5α | B6 |
iGEM 2010 -80oC Freezer Box:
Construct | Cell type | Location of cells |
pLacI | DH5α | B1 |
dT | BL21(DE3) | D1 |
Incubated at 37oC, beginning at 20h00 (8:00pm)
Made liquid cultures from cells taken from transformation plates (grown on May 13/2010):
- sRBS (D5)
- sRBS(E10)
- Lumazine-dT (1)
- pBad-TetR
Incubated at 37oC, beginning at 20h30 (8:30pm); shaking at 300RPM
Results:
All streak plates (with cells from glycerol stocks) grew.
Only sRBS (D5) and pBad-TetR cells (from transformation plates) grew.
May 18/2010
(in the lab: JV, AV, HB)
NOTE: Cells from liquid cultures grown last night (May 17/2010) were made into glycerol stocks and placed into the working glycerol stock box as follows:
- pBAD-TetR - E5
- pBAD-TetR - E6
- sRBS (D5) - E7
- sRBS (D5) - E8
Objective: To isolate plasmid DNA of pBad-TetR and sRBS (D5) and cut with restriction enzymes.
Method:
Use boiling lysis miniprep to prepare plasmid DNA.
Digest sRBS with PstI only; digest pBAD-TetR with SpeI (old and new) and PstI.
Reaction conditions for PstI using Orange Buffer.
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.75 |
Orange Buffer | 2 |
Plasmid DNA | 2 |
PstI | 0.25 |
Reaction conditions for PstI using Tango Buffer.
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.75 |
Tango Buffer | 2 |
Plasmid DNA | 2 |
PstI | 0.25 & 0.25 |
Objective: To Restrict pLacI (D2) and sRBS-Lumazine Synthaze-dT (A2) and ligate them together
Method:
Reaction conditions for the Plasmid DNA control.
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 16 |
Tango Buffer | 2 |
Plasmid DNA (pLacI or sRBS-Lum-dT) | 2 |
Reaction conditions for XbalI, and PstI using Tango Buffer.
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Tango Buffer | 2 |
Plasmid DNA (sRBS-Lum-dT) | 2 |
XbaI & PstI | 0.25 & 0.25 |
Reaction conditions for SpeI, and PstI using Tango Buffer.
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Tango Buffer | 2 |
Plasmid DNA (sRBS-Lum-dT) | 2 |
SpeI & PstI | 0.25 & 0.25 |
Buffer control contains: 18µL Milli-Q H2O, and 2µL Tango Buffer.
Incubated at 37oC from 1:30pm to 2:55pm.
Analyze results on 1% Agarose gel (in 1x TAE); NOTE: Sample mixed with loading dye prior to loading onto gel.
Lane | Sample | Volume Sample (µL) | Volume Dye (µL) |
1 | pBad-TetR Restricted with old SpeI | 5.0 | 1.0 |
2 | pBad-TetR Restricted with new SpeI | 5.0 | 1.0 |
3 | pBad-TetR Unestricted (Tango Buffer) | 5.0 | 1.0 |
4 | pBad-TetR Restricted with PstI | 5.0 | 1.0 |
5 | pBad-TetR Unrestricted (Orange Buffer) | 5.0 | 1.0 |
6 | sRBS Restricted with PstI | 5.0 | 1.0 |
7 | sRBS Unrestricted | 5.0 | 1.0 |
8 | Buffer Control (Tango) | 5.0 | 1.0 |
9 | Buffer Control (Tango) | 5.0 | 1.0 |
10 | Empty | 5.0 | 1.0 |
11 | Empty | 5.0 | 1.0 |
12 | Empty | 5.0 | 1.0 |
13 | Empty | 5.0 | 1.0 |
14 | Empty | 5.0 | 1.0 |
15 | Empty | 5.0 | 1.0 |
16 | sRBS-Lum-dT Unrestricted | 5.0 | 1.0 |
17 | sRBS-Lum-dT Restricted with XbaI/PstI | 5.0 | 1.0 |
18 | pLacI Unrestricted | 5.0 | 1.0 |
19 | pLacI Restricted with SpeI/PstI | 5.0 | 1.0 |
20 | 1kb Ladder | 2.5 | 0.5 |
Ran gel at 100V for 90 minutes.
Results:
Objective: Make liquid cultures of streak plates (made May 17/2010) for plasmid mini-preps.
Method:
Added 5µL of 100mg/mL ampicillin to 5mL of LB liquid broth to give a final concentration of 100µg/mL ampicillin.
Picked cells from single colonies and inoculated into 5mL LB (Amp+) media of the following constructs:
- C-term BBa (I4-2007 Box)
- C-term BBa (J4-2007 Box)
- C-term BBa (H4-2007 Box)
- dT (D1-2010 Box)
- pLacI (B1-2010 Box)
- mr. Gene mms6 (A6-2007 Box)
- mr. Gene mms6 (B6-2007 Box)
- xylE (B4-2007 Box)
- xylE (C4-2007 Box)
May 18/2010 Evening
(in the lab: KG)
Objective: Restrict pLacI, sRNS, sRBS-Lumazine Synthase-dt out of plasmid then ligase pLacI and sRBS also pLacI sRBS-Lumazine Synthase-dt.
Method:
Restriction Digestion
Tube 1 contains:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 31.50 |
Red Buffer | 4 |
Plasmid DNA (pLacI) | 4 |
EcoRI & SpeI | 0.50 & 0.50 |
Tube 2 contains:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.75 |
Tango Buffer | 2 |
Plasmid DNA (sRBS) | 2 |
XbaI & PstI | 0.25 & 0.25 |
Tube 3 contains:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.75 |
Red Buffer | 2 |
Plasmid DNA (pLacI) | 2 |
XbaI & PstI | 0.25 & 0.25 |
Incubated at 37oC for 1 hour starting at 7:00pm.
After incubation tubes 1,2, and 3 were placed on a heating bloack for 10 minutes at 65oC (Start-8:08pm and 8:18pm). Also heated samples from JV restriction with pLacI only cut at the suffix.
Ligation
Tubes 4,5, and 6
Ingredient | Volume/tube (µL) |
Ligation Buffer | 2 |
Milli-Q H2O | 17 |
T4 DNA Ligase | 1 |
Tube 4 contains:
Ingredient | Volume/tube (µL) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Milli-Q H2O | 2.75 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ligation Buffer | 2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
T4 DNA Ligase | 0.25 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
PlacI from restriction(double cut) | 7.5 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
PlacI from restriction(double cut) | 7.5 |
Tube 6 contains:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
PlacI from restriction(single cut) | 7.5 |
Begin room temperature incubation at 8:25pm.
May 19, 2010
(in the lab:JV)
Objective:Isolate and restrict plasmid DNA from liquid cultures started May 18, 2010.
Method:
Use boiling lysis miniprep to prepare plasmid DNA.
- C-term BBa (I4-2007 Box)
- C-term BBa (J4-2007 Box)
- C-term BBa (H4-2007 Box)
- dT (D1-2010 Box)
- pLacI (B1-2010 Box)
- mr. Gene mms6 (A6-2007 Box)
- mr. Gene mms6 (B6-2007 Box)
- xylE (B4-2007 Box)
- xylE (C4-2007 Box)
Restriction Digestion of prepared plasmid DNA
Master Mix 1:
Ingredient | Volume/tube (µL) | (Volume/tube(µL)) X 10 |
Milli-Q H2O | 15.75 | 157.5 |
Orange Buffer | 2 | 20 |
EcoRI | 0.25 | 2.5 |
Master Mix 2:
Ingredient | Volume/tube (µL) | (Volume/tube(µL)) X 10 |
Milli-Q H2O | 16 | 160 |
Orange Buffer | 2 | 20 |
Add 2(µL) of plasmid DNA to 18(µL) of master mix to create restriction digestion reaction.
Buffer control contains 2(µL) of orange buffer and 18(µL) Milli-Q H2O.
Reactions ran for 1 hour at 37oC.
May 20, 2010
(in the lab:JV, AV)
Objective:Check plasmid DNA and restriction digest reactions prepared May 19,2010.
Method:
Analyzed restriction digests on a 1% agarose gel (large gel apparatus)
Added 1µL of 6x DNA loading dye to 5µL of sample
Added 1µL of 6x DNA loading dye to 4µL of Milli-Q H2O and 1µL of 1kb DNA mass ladder.
Loaded samples as follows:
Lane | Sample | Volume Loaded (µL) |
1 | 1 kb Ladder | 5 |
2 | Buffer Control | 5 |
3 | pLacI (B1) restricted | 5 |
4 | pLacI (B1) unrestricted | 5 |
5 | dT (B1) restricted | 5 |
6 | dT (B1) unrestricted | 5 |
7 | mms6 (A6) restricted | 5 |
8 | mms6 (A6) unrestricted | 5 |
9 | mms6 (B6) restricted | 5 |
10 | mms6 (B6) unrestricted | 5 |
11 | xylE (B4) restricted | 5 |
12 | xylE (B4) unrestricted | 5 |
13 | xylE (C4) restricted | 5 |
14 | xylE (C4) unrestricted | 5 |
15 | C-term (H4) restricted | 5 |
16 | C-term (H4) unrestricted | 5 |
17 | C-term (J4) restricted | 5 |
18 | C-term (J4) unrestricted | 5 |
19 | C-term (I4) restricted | 5 |
20 | C-term (I4) unrestricted | 5 |
Ran gel at 100V for 2 hours
May 20, 2010 Evening
(in the lab:JS, AS)
Objective: Re-run the gel from earlier in the day with a higher DNA concentration
Method:
Analyzed restriction digests on a 1% agarose gel (large gel apparatus)
Added 2µL of 6x DNA loading dye to 10µL of sample
Added 2µL of 6x DNA loading dye to 8µL of Milli-Q H2O and 2µL of 1kb DNA mass ladder.
Loaded samples as follows:
Lane | Sample | Volume Loaded (µL) |
1 | 1 kb Ladder | 5 |
2 | pLacI (B1) unrestricted | 10 |
3 | pLacI (B1) restricted | 10 |
4 | dT (B1) unrestricted | 10 |
5 | dT (B1) restricted | 10 |
6 | mms6 (A6) unrestricted | 10 |
7 | mms6 (A6) restricted | 10 |
8 | mms6 (B6) unrestricted | 10 |
9 | mms6 (B6) restricted | 10 |
10 | xylE (B4) unrestricted | 10 |
11 | xylE (B4) restricted | 10 |
12 | xylE (C4) unrestricted | 10 |
13 | xylE (C4) restricted | 10 |
14 | C-term (H4) unrestricted | 10 |
15 | C-term (H4) restricted | 10 |
16 | C-term (I4) unrestricted | 10 |
17 | C-term (I4) restricted | 10 |
18 | C-term (J4) unrestricted | 10 |
19 | C-term (J4) restricted | 10 |
20 | Buffer Control | 10 |
Ran gel for 80 minutes at 100V.
May 25, 2010
(in the lab:JV, HB, AV)
Objective: Transform the following ligated parts:
- pLacI-sRBS (single cut from May 18,2010)
- pLacI-sRBS (double cut from May 18,2010)
- pLacI-sRBS-lumazine synthase-dt (from May 18, 2010)
Method:
Used Competent Cell Transformation to prepare plasmid DNA.
May 25, 2010 Evening
(in the lab: AV, KG)
Objective:Restriction of dt, xylE, and mms6. To ligate xylE with dt and mms6 with dt.
Method:
- Cut dt with XbaI and PstI (Buffer: Tango)
- Cut xylE with EcoRI and SpeI (Buffer: Red)
- Cut mms6 with EcoRI and SpeI (Buffer: Red)
Restriction of above plasmids.
Tube 1:
Ingredient | Volume/tube (µL) | (Volume/tube(µL)) X 4 |
Milli-Q H2O | 15.5 | 155 |
Tango | 2 | 8 |
plasmid (dt) | 2 | 8 |
XbaI & PstI | 0.25 & 0.25 | 0.5 & 0.5 |
Tube 2:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Red | 2 |
plasmid (mms6(A3)) | 2 |
EcoRI & SpeI | 0.25 & 0.25 |
Tube 3:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Red | 2 |
plasmid (mms6(B3)) | 2 |
EcoRI & SpeI | 0.25 & 0.25 |
Tube 4:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Red | 2 |
plasmid (xylE(B4)) | 2 |
EcoRI & SpeI | 0.25 & 0.25 |
Tube 5:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 15.5 |
Red | 2 |
plasmid (xylE (C4) | 2 |
EcoRI & SpeI | 0.25 & 0.25 |
Incubated on heat block set at 37oC between 7:19-8:19pm
Objective: Ligate mms6 to dt, and xylE to dt (JV, AV, HB, KG, AS)
Method:
Tube 1:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
mms6 (B6) | 7.5 |
dt (B1) | 7.5 |
Tube 2:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
mms6 (A6) | 7.5 |
dt (B1) | 7.5 |
Tube 3:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
xylE (B4) | 7.5 |
dt (B1) | 7.5 |
Tube 4:
Ingredient | Volume/tube (µL) |
Milli-Q H2O | 2.75 |
Ligation Buffer | 2 |
T4 DNA Ligase | 0.25 |
xylE (C4) | 7.5 |
dt (B1) | 7.5 |