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From 2010.igem.org

Building Parts

10-05-2010

PCR a Kanamycin resistance cassette fragment from p1003 with primers containing either the A/B' ends or the B/A' ends. (Fragments formed called KanR A/B'-Bsa and KanR B/A'-Bsa respectively)

Recipe:

1μL p1003 (approx. 1ng)

2.5μL prA_p1003+

2.5μL prB'_p1003-

5μL 10X PCR buffer

1μL 10uM dNTPs

2μL 50uM MgCl₂

0.5μL Taq polymerase

35.5μL MilliQ H₂O

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Same recipe for KanR B/A'-Bsa except primers are prB_p1003+ and prA'_p1003-.

Program:

1. 5 min-94^oC
2. 45 sec-94^oC
3. 1 min-60^oC
4. 1 min-72^oC
5. Repeat 2 through 4 35 times
6. 5 min-72^oC

11-05-2010

PCR purification of KanR A/B'-Bsa and KanR B/A'-Bsa created 10-05-2010 with Qiagen PCR cleanup kit.

Determined concentrations by nanodrop. KanA/B'-Bsa: 101.1ng/μL KanB/A'-Bsa:89.6ng/μL

17-05-2010

Innoculated 250mL overnight cultures with 10mL,4mL and 2mL of a starter culture of DH5α. Left shaking at 18^oC overnight.

18-05-2010

Prepared DH5α E.Coli competent cells using the Inoue Method.

Transformed DH5α cells with pSB1C3-J04450 and grew overnight at 37^oC on Chloramphenicol plates

19-05-2010

From the transformation of DH5α cells with pSB1C3-J04450 performed on 18-05-2010, we took 4 distinct colonies, streaked them on a new chloramphenicol plate and inoculated 5ml liquid cultures.

20-05-2010

Performed a Miniprep of 3 of the 4 5ml liquid cultures of DH5α cells with pSB1C3-J04450 from 19-05-2010. Took a 1μL sample of the Miniprep solutions and digested with NotI at 37^oC for 1 hour.

Digestion Recipe:

1μL Miniprep (between 153.2 ng/μl and 302.7ng/μl determined by nanodrop)

1μL NotI

1μL 10X ReACT 3

7μL MilliQ

Ran Digestion on a 1% agarose gel to check that the plasmid obtained with what we expected.

25-05-2010

Made 1.5mL LB liquid cultures of pSB1C3 from the plate streaked on 19-05-2010 and added chloramphenicol.

26-05-2010

Made 3 glycerol stocks of pSB1C3 from overnight made 25-05-2010

27-05-2010

</p>Digested both A/B' and B/A' Kanamycin Resistance cassettes fragments from 11-05-2010 and pSB1C3 from 20-05-2010 with NotI at 37^oC for 1 hour. Heat inactivated the NotI for 10 minutes at 65^oC. Ligated the Kanamycin Resistance cassettes into pSB1C3 at 16^oC for 1 hour then took 15μL to room temperature for 2 hours. Transformed 100μL of DH5α cells with 5μL of RT ligation reaction. Plated transformation on plates with both Chloramphenicol and Kanamycin.</p>

Digestion Recipe:

1μL Miniprep (302.7ng/μl determined by nanodrop)

2μL either A/B' or B/A' Kanamycin resistance cassette (approx. 100ng/μL)

1μL NotI

1μL 10X ReACT 3

5μL MilliQ

Ligation Recipe:

10μL of Digest solution

1μL T4 DNA ligase

6μL 5X Buffer

13μL MilliQ H₂O

Also transformed pSB4A5-J04450, pSB4C5-J04450 and pSB3T5-J04450 from the 2010 biobrick parts into DH5α cells.

Performed PCR reactions to create parts with antibiotic resistance with negative controls.

PCR Recipe:

3μL 10X PCR Buffer

1μL 10 uM dNTPs

2μL 50 uM MgCl₂

17.5μL MilliQ H₂O

0.5μL Taq Polymerase

1μL Template (psB4A5-J04450, psB4C5-J04450 or psB3T5-J04450)

2.5μL Primer + (PrA psB4A5 ApR+, PrA psB4C5 ChR+ or PrA psB3T5 TR+)

2.5μL Primer - (PrB psB4A5 ApR-, PrB psB4C5 ChR- or PrB psB3T5 TR-)

PCR Program:

1. 5 min-94^oC
2. 45 sec-94^oC
3. 1 min-60^oC
4. 1 min-72^oC
5. Repeat 2 through 4 35 times
6. 5 min-72^oC

28-05-2010

We got colonies!! (it's a fantastic feeling) We then lovingly put them in the cold room to await our return from Calgary

30-05-2010

From the transformation of DH5α cells with pSB1C3-KanR performed on 28-05-2010, we took 12 distinct colonies of each KanA/B' and KanB/A', streaked them on a new chloramphenicol plate and inoculated 5ml liquid cultures with the appropriate antibiotics overnight at 37^oC. We also picked colonies of pSB4A5-J04450, pSB4C5-J04450 and pSB3T5-J04450, streaked and made 5mL liquid cultures of them too.

31-05-2010

9/12 of the pSB1C3-KanA/B' Liquid cultures 30-05-2010 were successful and only 1/12 of the pSB1C3-KanB/A' liquid cultures were successful. The pSB4A5, pSB3T5 and pSB4C5 liquid cultures worked. Miniprepped all the liquid cultures that worked. However, the streaks on the plates worked.

Performed a restriction digest of an aliquot of the pSB1C3-KanA/B' and pSB1C3-KanB/A' minipreps. Digested with XbaI at 37^oC for one hour and then with EcoRI at 37^oC for one hour. Ran a 1% agarose gel of the digests to determine the orientation of the KanR fragments.

KanA/B' and KanB/A' fragements PCRed on 11-05-2010, digested with BsaI at 37^oC for 1.5hours, heat inactivated at 65^oC for 30 minutes. Tried to ligate KanA/B' fragments to each other and tried to ligate KanB/A' fragments to each other. Also tried to ligate KanA/B' fragments with KanB/A'. Ligated with T4 DNA ligase overnight at 16^oC.

01-06-2010

KanA/B' and KanB/A' fragements PCRed on 11-05-2010, digested with BsaI-HF at 37^oC for 1.5hours, heat inactivated at 65^oC for 30 minutes. Tried to ligate KanA/B' fragments to each other and tried to ligate KanB/A' fragments to each other. Also tried to ligate KanA/B' fragments with KanB/A'. Ligated with T4 DNA ligase for 3 hours at 21^oC.

Set up liquid cultures of KanRA/B'-Bsa and KanR B/A'-Bsa in pSB1C3 from plates streaked with on 30-05-2010

02-06-2010

Miniprepped liquid cultures from 01-06-2010. Ran a 1% agarose gel of the ligations performed 01-06-2010. To optimize the Restriction and ligation of BsaI-HF, digested KanA/B' and KanB/A' fragements PCRed on 11-05-2010 with the following recipe:

Digestion Recipe:

14μL either A/B' or B/A' Kanamycin resistance cassette (approx. 100ng/μL)

5μL 1/10 dillution of 100X BSA

5μL 10X NEBuffer4

1.5&mu:L BsaI-HF

24.5μL MilliQ

Digested at 50^oC for 1hour, heat inactivated the enzyme at 65^oC for 20 minutes PCR purified the digests.

03-06-2010

Tried to ligate the KanA/B' fragments to itself. Tried to ligate the KanB/A' fragments to itself. Tried to ligate the KanA/B' fragments to the KanB/A' fragments.

Ligation Recipe:

8μL of digest from 02-06-2010 (either 8μL of one of the fragments or 4μL of each)

1μL T4 DNA ligase

6μL 5X Buffer

15μL MilliQ H₂O

Took aliquots of ligations at varying times and ran 1% agarose gels to test ligation.

Digested some of Minipreps of the KanA/B' fragment inserted into pSB1C3 from 02-06-2010. Digestion Recipe:

14μL plasmid (approx 300-400ng/&mu:L)

5μL 10X NEBuffer 4

5μL 1/10 dilution of 100X BSA

1.5μL BsaI-HF

24.5μL MilliQ H₂O

Made a 1/100 dilution of AmpR and TetR PCR Products from 27-05-2010 and performed PCR reactions to produce antibiotic inserts to make parts.

PCR Recipe:

35.5μL MilliQ H₂O

1μL 10 uM dNTPs

5μL 10X PCR Buffer

2μL 50 uM MgCl₂

2.5μL Primer + (ApR 1/10+ or TR 1/10+)

2.5μL Primer - (ApR 1/10- or TR 1/10-)

1μL Template (1/100 diluted AmpR or TetR)

0.5μL Taq Polymerase

PCR Program:

1. 5 min-94^oC
2. 45 sec-94^oC
3. 1 min-60^oC
4. 1 min-72^oC
5. Repeat 2 through 4 35 times
6. 5 min-72^oC

04-06-2010

Tried to test the limits of ligation reaction Ligation Recipe of plasmids cut on 03-06-2010:

8μL digestion mixture

6μL 5X T4 ligase buffer

1μL T4 ligase

15μL MilliQ

Tried to further reaction of KanA/B' fragments to KanB/A' fragments. To the existing Ligase reactions from 03-06-2010 added:

1μL T4 ligase

6μL 5X T4 ligase buffer

23μL MilliQ

Tried to set limits of Kan fragments that would ligate.

24μL digestion from 02-06-2010 (either 24μL of one of the fragments or 12μL of each)

6μL 5X T4 ligase buffer

1μL T4 ligase

09-06-2010

Restriction Digested AmpR and TetR inserts from 03-06-2010 to be ligated with psB1C3 vector later on.

Digestion Recipe for AmpR:

13.4μL MilliQ H₂O

0.60&mu:L AmpR (333.3 ng/μL, determined by nanodrop)

2μL 10X BSA

2μL 10X Buffer 4

2μL BsaI

Digestion Recipe fro TetR:

13.3μL MilliQ H₂O

0.7&mu:L TetR (571.3 ng/μL, determined by nanodrop)

2μL 10X BSA

2μL 10X Buffer 4

2μL BsaI

Both digestions were incubated at 50^oC for 1hour, heat inactivated the enzyme at 70^oC for 20 minutes.

10-06-2010

Double Digested Kan/Chlor minipreps to determine orientation.

Digestion Recipe:

5μL 10X Buffer 3

1μL XbaI

1μL PstI

5μL Kan/Chlor fragments

33μL MilliQ H₂O

5μL 10X BSA

Incubated at 37^oC for 1hour, heat inactivated the enzyme at 80^oC for 20 minutes.

<---gel image of 10.06.10 Karina1--->

Restriction Digested A/B' psB1C3 vector.

Digestion Recipe:

10μL MilliQ H₂O

5&mu:L psB1C3

2μL 10X BSA

2μL 10X Buffer 4

1μL BsaHF

Incubated at 37^oC for 1hour, heat inactivated the enzyme at 80^oC for 20 minutes.

Ligated digested A/B' psB1C3 with AmpR from 09-06-2010.

Ligation Recipe:

9μL A/B' psB1C3 vector

5μL AmpR insert

6μL 5X Ligase Buffer

1μL Ligase

9μL MilliQ H₂O

Incubated at room temperature for 45 minutes. Transformed with DH5α cells using 15μL of the ligated A/B' psB1C3 with AmpR.

11-06-2010

We got colonies of psB1C3 with AmpR from the DH5α transformations from 10-06-2010. Hooray~ We made overnights.

12-06-2010

Miniprep of psB1C3 with AmpR was made from the overnights from 11-06-2010.

16-06-2010

psB1C3 with AmpR miniprep from 12-06-2010 ran undigested on a 1% agarose gel.

We digested psB1C3 with AmpR to see if the AmpR insert would be released from the psB1C3 vector.

Digestion Recipe:

14.1μL MilliQ H₂O

0.9μL psB1C3 with AmpR (222.5 ng/μL, determined by nanodrop)

2μL 10X BSA

2μL 10X Buffer 4

1μL BsaI

Incubated at 50^oC for 1hour, heat inactivated the enzyme at 65^oC for 30 minutes.

Also, we made more overnights of psB1C3 with AmpR.

17-06-2010

Digested psB1C3 with AmpR from 16-06-2010 was ran on a 1% agarose gel.

28-06-2010

Transformed 2009 Cambridge color series parts: Bba_K274100, BBa_K274200, BBa_K274002, BBa_K274003, BBa_K274004, BBa_J23100. Also transformed 2004 UTAustin BBa_M30109. Transformed using 5uL of DNA.

Made starter culture of Dbl3 in LB at 11:03am. Innoculated large overnight liquid culture as per specifications in Inoue method at 6:00pm

Performed an enzyme efficiency experiment to determine which of BbsI, BfuAI, BsaI, or BsaI-HF works most efficiently.

29-06-2010

Made a glycerol stock of PL5 from 1.5mL liquid overnight made 28-06-2010.

Took remaining transformation of Dbl3 cells with ccdB BfuA/B' and ccdB BfuB/A' from 28-06-2010 out of the fridge and plated 25, 50 and 100μL of each on chloramphenicol LB plates

From the chloramphenicol and chloramphenicol/Kanamycin plates streaked with ccdB BbsA/B', ccdB BbsB/A',ccdB BsaA/B' and ccdB BsaB/A' on 28-06-2010, only ccdB BsaB/A' #6,8,10,11,12,14,15,18, ccdB BbsA/B' #8,15 and 20 grew on only the chloramphenicol plate. Made 5mL overnight liquid cultures with chloramphenicol of the some of the streaks that worked (ccdB BsaB/A' #6,8,10,11,12, ccdB BbsA/B' # 15, 20 and ccdB BsaB/A'#5 which didn't work but is a positive control).

Miniprepped liquid culture grown 28-06-2010 of Kan BsaA/B' #7. Concentration is 293.4ng/μL.

All the transormations of Cambridge 1009 color series performed 28-06-2010 worked. Made 5mL liquid cultures of each part.

Made competent Dbl3 cells by the Inuoe method from liquid cultures grown overnight. (set up on 28-06-2010). The OD of the culture was 0.775.

30-06-2010

Re Ran enzyme efficiency experiment with the same specifications as on 28-06-2010 but omitting BsaI-HF from the experiment because BsaI, BbsI and BfuAI appear to be the best of the enzymes. Also we ran the experiment with 10 Units of each enzyme not 20 Units.

Miniprepped liquid cultures of ccdB Bbs A/B' # 15 and 20 and of ccdB BsaB/A'#6, 8, 10, 11, 12 and 5(which did grow on both Kan/Chlor and Chlor plates, so it is a positive control for the incorrect plasmid) grown 29-06-2010. The concentrations of the minipreps were between 200 and 400ng/mu;L and the curves did not show contamination. Digested approximately 500ng of minipreps with EcoRI and PstI with the following recipe:

19.5μL MilliQ H₂O

2.5&mu:L Miniprep

3μL 10X BSA

3μL 10X NEBuffer 3

1μL EcoRI

1μL PstI

made 5mL culture of Kan BbsA/B' #1 from #

Ya! We got colonies of the ccdB BfuA/B' an ccdB BfuB/A' part plasmids that were plated 29-06-2010.

Miniprep of liquid cultures made 29-06-2010 of transformations of Cambridge 2009 color series. Concentrations are as follows: J23100, 397.7 ng/μL; K274100, 388.9ng/μL; K274200, 556.5ng/μL; K274004, 106.1ng/μL; K130109, 82.5ng/μL; K274003, 161.0ng/μL.

01-07-2010

Made 5mL liquid cultures with Choramphenicol with streaks from plates of ccdB Bbs A/B', ccdB Bbs B/A', cddB BsaA/B', ccdB BsaB/A' part plasmids from 25-06-2010. Incubated at 37^oC for 1 hour. Plated 25μL of 1/100 and 1/1000 dilutions of liquid cultures onto Chloramphenicol LB plates.

Miniprepped liquid culture of Kan BbsA/B' #1 made 30-06-2010.

Ran gel of Enzyme efficiency experiment performed on 30-06-2010.

Ran gel of digests of Minipreps of ccdB part plasmids performed on 30-06-2010to ensure they are as expected.

02-07-2010

The colonies on the 1/100 and 1/1000 dilution plates of ccdB Bbs A/B', ccdB Bbs B/A', cddB BsaA/B', ccdB BsaB/A' part plasmids made on 01-07-2010, were spaced appropriately so as to be able to pick individual colonies. We picked as many colonies as possible and streaked on both LB plates with Kanamycin and Chloramphenicol resistance and LB plates with only Choramphenicol resistance. Again to determine if ccdB was infact inserted.

Notebook	Building Parts	Testing Parts	Assembly Method	Competent Cells	Plates	Kit Manual	Software

Kan, Chlor, and Tet Parts

Strategy: to insert Kan into pSB1A3 after cutting both with NotI. Then, digest with BsaI to take Kan out and insert chlor and tet parts.

30-06-2010

Restriction Digest with NotI Protocol:

Kan AB PCR product (82.3 ng/ul) 1ul

pSB1A3 plasmid (30.5 ng/ul) 3ul

NotI enzyme 1ul

10x REact3 buffer 1ul

MilliQ H2O 4ul

Total 10ul

Incubated at 37C for 1 1/2 hours.

Ligation Protocol:

Digested pSB1A3 and Kan AB fragment 8ul

T4 DNA ligase 1ul

5X T4 DNA ligase buffer 6ul

MilliQ H20 5ul

Total 20ul

Incubated at room temperature for 1 hour.

Gel Electrophoresis:

Insert gel here.

Transformation:

Followed Inoue Protocol using 50ul DH5-alpha competent cells and 2ul of ligated pSB1A3 and kan AB part.

Plated 100ul, 100ul, and 400ul on Kan/Amp plates overnight at 37C.

Results:

Plate 1 (100ul): TNTC white colonies and ~20 red colonies

Plate 2 (100ul): TNTC white colonies and ~3 red colonies

Plate 3 (400ul): TNTC white colonies and ~30 red colonies

Overnights:

Set up 5ml overnight tubes with 5ml LB broth, 5ul kanamycin, 2.5ul ampicillin.

Results:

All seven tubes had growth and no growth in control tube.

Notebook	Building Parts	Testing Parts	Assembly Method	Competent Cells	Plates	Kit Manual	Software