| KCl (2 M) |
2.5 mL |
10 mM |
| MgCl2 (1 M)
|
0.75 mL |
1.5 mM |
| Tris-Cl (1 M, pH 7.5)
|
10 mL |
20 mM |
| H2O, RNase-free
|
486.75 mL |
-- |
|
| Immediately before use, for each 10 mL of buffer needed, add 10 μL of DTT (dithiothreitol; 1 M) to give a final concentration
of 1 mM. Discard any unused DTT-containing buffer.
|
| Prepare all reagents used to make this buffer with RNase-free H2O.
|