Team:Goettingen/NoteBook w1
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Revision as of 16:07, 16 September 2013
Plasmid mini-prep for Part1-7
Cryo-Stocks of E. coli transformants (C1, parts 1 – 7):
·
900 μl E.coli
ON culture + 100 μl DMSO 100% in special tubes (ask Katrin or Katrin^^)
·
vortex
·
store at – 70 °C (red box)
Backup plates:
Storage
at 4 °C
Plasmid Mini-Preparation of parts 1 -
7:
ON
cultures of C1 for parts 1 – 7 with kit “NucleoSpin? Plasmid” von
Macherery-Nagel according to manual pp. 16-17 (NucleoSpin? Plasmid protocol
for purification of high copy plasmids)
Step
5: recommended
washing of silica membrane with buffer AW was performed
Step
7: Elution with buffer AE pre-heated to 50
– 60 °C (in future: DON’T elute with this buffer, use pre-heated HPLC-H2O instead! No one knows what’s inside the buffer and its
components (EDTA?) could interfere with sequencing and other reactions)
NanoDrop
– Plasmid concentrations
Part no. |
c(DNA) [ng/μl] |
A260/A280 |
A260/A230 |
1 |
84.6 |
1.94 |
2.18 |
2 |
79.8 |
1.94 |
2.10 |
3 |
151.0 |
1.89 |
2.24 |
4 |
29.5 |
1.91 |
2.07 |
5 |
154.9 |
1.88 |
2.25 |
6 |
88.9 |
1.92 |
2.08 |
7 |
5.9 |
14.08 |
1.87 |
Stored
in red box at - 20°C
Primers arrived!
iGEM_32 ~ 37: dissolved in HPLC water,
stored at -20oC in our box
100uM stock , for PCR dilute 1:20 in HPLC
water.
Primer 32 and 33 are strong in forming
2nd structures, increase the amount in PCR
Pick the colonies of part1-7
Media preparation:
1000ml
LB+Ampicillin Agar => ca. 50 Plates (Black Code)
Transformation:
Number |
whereabout |
B0034 |
P5 2
M |
Colonies on the plate: parts 1- 7:
4ml LB with antibiotics, overnight
culture for mini-prep[C1]
Backup plates: C1,C2,C3 for each part
Preparation of the medium, antibioticks, Transformation.
Preparation of Antibiotic Stocks
1000x
Ampicillin 10 1mL Stocks (Freezer red box)
1000x
Chloramphenicol 10mL Stock (Falcon in Freezer)
Media preparation:
250ml *4 Chl
[use the ones marked with “5th..6.13 LBchl” on EVERY plate first. ]*
250ml *1 Amp (marked with black)
primer design<ordered>
iGEM_36 |
DarR operator sequence + prefix |
iGEM_37 |
DarR operator sequence + suffix |
Transformation:
Number |
Mark |
J23117 |
1 |
J23116 |
2 |
J23110 |
3 |
J23118 |
4 |
J61101 |
5 |
BBa_BE0240-Chl |
6 ---Chl |
BBa_B0015 |
7----Chl |
B0034 |
8 |
Resuspended DNA from iGEM kit (already stored in red box in
-20 frigde):
Number |
whereabout |
BBa_E0204-Amp |
P5 12
M |
BBa_QO3121 |
P5 20
N |
Find the correct DNA sequence of DarR and primer design
primer design<ordered>, found the correct sequence for DarR
iGEM_32 |
Primer DarR + Prefix forw. |
iGEM_33 |
Primer DarR + Suffix rev. |
iGEM_34 |
Primer DarR sequencing forw. |
iGEM_35 |
Primer DarR sequencing rev. |