|
For final concentration of gel ( % T): |
|
|
|
|
Separating
gel (10 ml) |
Stack
gel |
stack gel |
|
(10 ml) |
5 ml |
|
|
7% |
10% |
12,5
% |
15% |
5% |
|
30% Acrylamide-bis solution 29:1 (A) |
2.33 |
3.33 |
4.17 |
5 |
1.67 |
0.835 |
|
4x Separation buffer |
2.5 |
2.5 |
2.5 |
2.5 |
|
|
1.5 M
Tris/HCl pH 8.8 |
0 |
|
4x Stacking buffer |
|
|
|
|
2.5 |
1.25 |
|
0.5 M
Tris/HCl pH 6.8 + phenol red |
0 |
|
aqua dest. |
5 |
4 |
3.2 |
2.4 |
5.7 |
2.85 |
|
SDS (10 %) |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.05 |
|
TEMED |
0.015 |
0.015 |
0.015 |
0.015 |
0.015 |
0.0075 |
|
APS (10%) |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.015 |
|
|
total ml |
9.98 |
9.98 |
10.02 |
10.05 |
10.02 |
|
|
Acryl in
(A) |
0.699 |
0.999 |
1.251 |
1.5 |
0.501 |
|
Acryl % |
7.01 |
10.02 |
12.49 |
14.93 |
5.00 |
|
|
SDS-sample buffer |
|
|
final conc |
6x |
|
6X Sample Buffer (with
DTT) |
|
Tris/HCl pH6.8 |
0.125 |
0.75 |
|
1 M Tris-Cl
(pH 6.8) |
2.4 ml |
|
Glycerol |
10% |
60% |
|
SDS |
0.96 g |
|
SDS |
2% |
12% |
|
Glycerol |
4.8 ml |
|
DTT |
|
739 |
mg |
DTT |
739 mg |
> ca. 600 mM |
> final conc. 100mM |
Bromophenol blue |
|
4.8 |
mg |
Bromophenol Blue |
4.8 mg |
|
|
|
|
|
Do not adjust the volume. |
|
Reduction:
either by 2% b-Mercaptoethanol |
|
(final
conc., equals about 255 mM SH-groups, would mean about 125 mM DTT with 2 SH
groups |
|
|
STRIPPING
BUFFER (2% SDS, 62.5mM TRIS pH6.8, 100mM
Beta-mercaptoethanol (bME) |
|
|
Reagent |
ml for 500ml |
ml for 100 ml |
|
20% SDS |
50 |
10 |
|
1M TRIS pH6.8 |
31.25 |
6.25 |
|
H2O |
418.75 |
83.75 |
|
|
|
|
**ADD
THE bME FRESH BEFORE USE** |
|
|
beta-Mercapto |
3.55 |
0.71 |
|
|
Incubate
the membrane for 15 - 30 min at 50ēc submerged in stripping buffer. |
|
|
|
|
|
|
|
|
|
|