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Lab notes (9/6 - 9/12)

Contents 1 Lab notes (9/6 - 9/12) 1.1 Flagella Group 1.1.1 Restriction Digest of Gel Extracted FlhDCmut, pSB1C3 and pSB1AK3 1.1.2 Ligation of FlhDCmut and pSB1C3 1.1.3 Ligation of FlhDCmut and pSB1AK3 1.2 Photosensor group 1.2.1 Taq gradient PCR of pKJ606 with PS primers 1.2.2 Insertion of PS in pSB1C3 and pSB1AK3 1.2.2.1 Pfu PCR amplification of PS (no.1) 1.2.2.2 Pfu PCR amplification of PS (no.2) 1.2.2.3 Gel extraction of PS 1.2.2.4 Restriction digest of PS, pSB1C3 and pSB1AK3 1.2.2.5 Ligation of PS and pSB1C3 and pCB1AK3 1.2.2.6 Transfomation of ligated plasmin in Top 10 E.coli 1.2.3 Miniprep and controle digestion of PS in pSB1C3 and pSB1AK3

Flagella Group

Restriction Digest of Gel Extracted FlhDCmut, pSB1C3 and pSB1AK3

Date: 9/12 2010
Done By: Sheila
Protocol: RD1.1
Notes: The restriction digests are made in preperation for two different ligations, the first is the ligation of FlhDCmut into the submission backbone; pSB1C3. The second is the the ligation of FlhDCmut into pSB1AK3. Different restriction enzymes were used in, as shown in the following tables

Restriction Digest mixtures
FlhDCmut and pSB1C3 Restriction digest
FlhDCmut

H2O	48μL
EcoR1	4μL
Pst1	4μL
FD Green buffer	8μL
Sample	20μL

pSB1C3

H2O	24μL
EcoR1	2μL
Pst1	2μL
FD Green buffer	4μL
Sample	10μL

FlhDCmut and pSB1AK3 Restriction digest
FlhDCmut

H2O	48μL
EcoR1	4μL
Spe1	4μL
FD Green buffer	8μL
Sample	20μL

pSB1AK3

H2O	24μL
EcoR1	2μL
Xba1	2μL
FD Green buffer	4μL
Sample	10μL

Following digestion, the samples were loaded and run on a 1.5% agarose gel, before being extracted prior to ligation.

Results:

Ligation of FlhDCmut and pSB1C3

Date: 9/12 2010
Done By: Sheila
Protocol: LG1.2
Notes:
Results:

Ligation of FlhDCmut and pSB1AK3

Date: 9/12 2010
Done By: Sheila
Protocol: LG1.2
Notes:
Results:

Photosensor group

Taq gradient PCR of pKJ606 with PS primers

Date: 9/7 2010
Done By: Maria and Lc
Protocol: CP1.3
Notes:
A gradient PCR was carried out to determine the appropiate annealing temperature of the new PS primers. PCR tubes were marked PSII A-H.

Premix x 9

Taq buffer (10x)	22.5uL
MgCl2	9uL
PSII fw primer	9uL
PSII rv primer	9uL
dNTP mix	4.5uL
H20	158.5uL
Taq polymerase	1uL

miniprep of pKJ606 was used as template. 1uL was distrubuted into each tube.
PCR program:

start	95C	2min
denaturating	95C	1min
annealing	se additional table	1min
elongation	72C	2min
go to	2	rep.29x
end	72C	5min
hold	4C

Anealing temperatures:

56.5C

58.3C

60.7C

63.3C

66C

68.6C

71C

73C

PCR product was loaded onto a 1.5 agarose gel. gene ruler DNA ladder mix (red) was used as marker.

Results:

Analysis:
Only very weak bands was observed at app. 2000 bp, and very strong bands were observed at app. 4000 bp, indicating that too much template was used in the PCR. An additional PCR was carried out using diluted miniprep as template.
--Tipi 10:27, 21 September 2010 (UTC)

Insertion of PS in pSB1C3 and pSB1AK3

Date: 9/8 - 9/12 2010
Done By: Maria and Lc
Protocol: CP1.1DE1.3RD1.1LG1.2CC1.1TR1.1CP1.3

Pfu PCR amplification of PS (no.1)

Date: 9/8 2010
Done By: Maria and Lc
Protocol:CP1.1
Notes:
5 PCR reactions are prepared. 2uL Miniprep of pKJ606 are diluted in 8uL H2O to reach a 5x dilution, and are used as template. PCR tubes are marked PSIII A-E.
Premix x6:

pfu buffer + MgSO4	30uL
dNTP mix	9uL
PSII fw primer	9uL
PSII rv primer	9uL
H20	230uL
pfu polymerase	2.5uL
pKJ606 miniprep (5x diluted)	10uL

PCR program:

start	94C	3min
denaturating	94C	2min
annealing	68C	30s
elongation	72C	2min30s
go to	2	rep.29x
end	72C	5min
hold	4C

All of the PCR product was loaded onto a 1.5 agarose extraction gel. Gene ruler DNA ladder mix was used ad marker.

Results:
Analysis:
No bands were visible in the gel, indicating that the PCR reaction had been unsuccessfull. This could be due to the low elongation time, wherefore another PCR reaction with a longer elongation time was carried out.

Pfu PCR amplification of PS (no.2)

Date: 9/9 2010
Done By: Maria and Lc
Protocol:CP1.1
Notes:
5 PCR reactions are prepared. 2uL Miniprep of pKJ606 are diluted in 8uL H2O to reach a 5x dilution, and are used as template. PCR tubes are marked PSIV A-E.
Premix x6:

pfu buffer + MgSO4	30uL
dNTP mix	9uL
PSII fw primer	9uL
PSII rv primer	9uL
H20	228uL
pfu polymerase	2.5uL
pKJ606 miniprep (5x diluted)	12uL

PCR program:

start	94C	3min
denaturating	94C	2min
annealing	68C	30s
elongation	72C	4min20s
go to	2	rep.29x
end	72C	5min
hold	4C

All of the PCR product was loaded onto a 1.5 agarose extraction gel. Gene ruler DNA ladder mix was used ad marker.

Results:
Analysis:
Bands were observed at app. 2000bp and bands were extracted by gel extraction

Gel extraction of PS

Date: 9/9 2010
Done By: Maria and Lc
Protocol:DE1.3
Notes:
DNA was extracted from gel according to protocol and each sample was diluted in 20uL.

Analysis:
each sample had a concentration of app. 7ng/uL. All 4 samples were pooled and used for restriction digest.

Restriction digest of PS, pSB1C3 and pSB1AK3

Date: 9/9 2010
Done By: Maria and Lc
Protocol:RD1.1DE1.3
Notes:
Restriction mixture pSB1C3:

H2O	24uL
FD green buffer	4uL
EcoRI	2uL
PstI	2uL
pSB1C3	10uL

Restriction mixture pSB1AK3:

H2O	24uL
FD green buffer	4uL
EcoRI	2uL
XbaI	2uL
pSB1AK3	10uL

Restriction mixture PS (used in pSB1C3):

H2O	38uL
FD green buffer	8uL
EcoRI	4uL
PstI	4uL
PS	30uL

Restriction mixture PS (used in pSB1AK3):

H2O	38uL
FD green buffer	8uL
EcoRI	4uL
SpeI	4uL
PS	30uL

Digested samples were loaded onto a 1.5% agarose extraction gel. Uncut PS, pSB1C3 and pSB1AK3 were used as controles. Gene ruler DNA ladder mix was used as marker.
Loading scheme:

Lane	sample
1	marker
2	PS (used in pSB1C3)
3	uncut PS
4	PS (used in pSB1AK3)
5	uncut pSB1C3
6	pSB1C3
7	uncut pSB1AK3
8	pSB1AK3

DNA was extracted from gel according to protocol.

Results:
DNA conc:

sample	conc. (ng/uL)
PS (used in pSB1C3)	5.5
PS (used in pSB1AK3)	4.2
pSB1C3	6.3
pSB1AK3	14.3

Analysis: the purified DNA was used for ligation.

Ligation of PS and pSB1C3 and pCB1AK3

Date: 9/9 2010
Done By: Maria and Lc
Protocol:LG1.2
Notes:
For each of the ligations three ligation mixtures were prepared. vector concentrations of 10ng/uL (pSB1C3) and 15ng/uL (pSB1AK3) respectively was used for each mixture. Appropiate amount of insert was added to reac vector:insert ratios of 1:1, 1:2 and 1:4 respectively.
Ligation mixtures (PS in pSB1C3):

	L1	L2	L3
T4 ligase buffer	2uL	2uL	2uL
T4 ligase	1uL	1uL	1uL
pSB1C3	1.5uL	1.5uL	1.5uL
PS	1.5uL	3uL	6uL
H20	14uL	12.5uL	9.5uL

Ligation mixtures (PS in pSB1AK3):

	L1	L2	L3
T4 ligase buffer	2uL	2uL	2uL
T4 ligase	1uL	1uL	1uL
pSB1C3	1uL	1uL	1uL
PS	2uL	4uL	8uL
H20	14uL	12uL	8uL

The samples was incubated at 17C ON at used for transformation

Transfomation of ligated plasmin in Top 10 E.coli

Date: 9/10 2010
Done By: Maria and Lc
Protocol:CC1.1TR1.1
Notes:
The compotent cells and transformation was carried out according to protocol. Cells transformed with ligations of PS in pSB1AK3 was plated on kanamycine plates.

Results:
the controle plates were okay, and there was many colonies on plates with cells transformed with ligations of pSB1C3 and PS. There was 10-20 colonies on the plates with cells transformed with ligation of PS and pSB1AK3.

Analysis:
The transformation was successfull and colonies was selected and used in coloni PCR.
--Tipi 13:41, 26 September 2010 (UTC)

Miniprep and controle digestion of PS in pSB1C3 and pSB1AK3

Date: 9/13 2010
Done By: Maria and Lc
Protocol:MP1.2RD1.1
Notes:
Coloni B, F and H of PS in pSB1C3 and coloni C of PS + double terminator in pSB1AK3 was miniprep'ed according to prtocol. To ensure that the plasmids contains the insert as expected, the miniprep is cut with EcoRI and PstI.
the 2 minipreps of each coloni are diluted in 20uL and 50uL respectively.
Restriction mixture x4:

H2O	48uL
FD green buffer	8uL
EcoRI	4uL
PstI	4uL
Plasmid	4x5uL

The digested products are loaded onto a 1% agarose gel. 2.5uL of undigested plasmid are used as controle. Gene ruler DNA ladder mix are used as marker
Loading scheme:

Lane	Sample
1	marker
2	digested plasmid from col. B
3	undigested plasmid from col. B
4	digested plasmid from col. F
5	undigested plasmid from col. F
6	digested plasmid from col. H
7	undigested plasmid from col. H
8	digested plasmid from col. C
9	undigested plasmid from col. C
10	marker

concentrations of miniprep was measured on nanodrop.

Results:
nanodrop:

sample	conc. ng/uL	260/280	260/230
PS i pSB1C3 B1	232.86	1.91	2.17
PS i pSB1C3 B2	134.5	1.93	2.17
PS i pSB1C3 F1	229.32	1.9	2.18
PS i pSB1C3 F2	144.11	1.92	2.15
PS i pSB1C3 H1	190.88	1.91	2.2
PS i pSB1C3 H2	137.54	1.89	2.15
PS + double terminator in pSB1AK3 C1	227.6	1.91	2.2
PS + double terminator in pSB1AK3 C2	138.57	1.92	2.18

Analysis:
In the lanes containing the digested pSB1C3 plasmids bands at app. 2000bp are observed corresponding to PS. The lane containing digested pSB1AK3 plasmids shows a band at app. 2100bp corresponding to the size of PS and the double terminator. Miniprep of coloni B, F and C are sent to sequentation.

--Tipi 14:44, 26 September 2010 (UTC)