Thursday, November 20, 2003 Description Each base-specific fluorescent-labeled cycle sequencing reaction routinely included approximately 100 or 200 ng Biomek isolated single-stranded DNA for A and C or G and T reactions, respectively. Dou...
Thursday, November 20, 2003 Description To prepare polyacrylamide gels for DNA sequencing, the appropriate amount of urea is dissolved by heating in water and electrophoresis buffer, the respective amount of deionized acrylamide-bisacrylam...
Thursday, November 20, 2003 Description Bst DNA polymerase-catalyzed radiolabeled two-step sequencing reactions For single-stranded DNA sequencing Procedure 1. Prepare the following extension reaction in a microcentrifuge tube: 750 ngM13 t...
Tuesday, November 18, 2003 Description sequencing gels Procedure 1) Clean the glass plates extensively with detergent and water, tap water, distilled water and finally ethanol. Wipe dry with a clean paper towel. 2) Siliconize the smaller o...
Tuesday, November 18, 2003 Description Sequencing reaction Procedure 1) Denature dsDNA by the addition of 8ul DNA (approximately 3ug) to a sterile microcentrifuge tube containing 2ul freshly made 2M NaOH vortexed briefly and incubate at ro...
Tuesday, November 18, 2003 Description Measurement of DNA concentration using PanVera fluorescence assay Procedure This Dye measures DNA concentration using a fluorescent dye which binds only double stranded DNA. The fluorescence of this d...
Tuesday, November 18, 2003 Description In vitro Mutagenesis with dut ung single stranded DNA Procedure In an 0.5 ml microfuge tube add: 0.2 microgram single stranded dut ung DNA 1.3 microliter kinased oligo from above (33 ng) 1 microliter...
Tuesday, November 18, 2003 Description Replication timing using transient hemimethylation Procedure 1. Grow ~330 ml of RM14-3a expressing dam methylase (RM14-3a Meth5) to an OD660 of about 0.3 (3.85 x 106 cells/ml) at 23oC. Arrest with 200...
Tuesday, November 18, 2003 Description Replication timing by density transfer Procedure 1. Grow cells at least 7 generations in 0.1% (w/v) [13C]-acetate or glucose 0.01% (w/v) [15N]-ammonium sulfate Amino acids/supplements (as required, ad...
Tuesday, November 18, 2003 Description Replication timing by comparative hybridization Procedure 1. Grow the cells in minimal medium with 1% Na-acetate or 3% glycerol as the carbon source, aiming for about 20 ml cells per time point. (Raff...