Team:York/Protocols/PCR

Colony PCR Protocols

For PCR reactions up to 50 μL add the following to each PCR Tube:

Substance GoTaq Q5 Phusion
Forward Primer 2.5 2.5 2.5
Reverse Primer 2.5 2.5 2.5
Polmerase .2 25 μL mastermix .5
dNTPs .5 - 1
dH2O 14.3 18.0 33.5
Buffer 5 - 10
DNA touch of colony touch of colony touch of colony
PCR Machine Cycling Times and Temperatures: E. coli and Sinorhizobium Plasmids Step Temperature Time Initial Denaturation 95 5:00 min 30 Cycles Denaturation 95 15 sec Annealing 58 15 sec Extension 72 2-4 (1min per kb) Final Extension 72 5-10 min Load on 1% agarose gels and run electrophoresis tank until the coloured bands are near the bottom of the gel. Use U:genius machine to photograph and visualise bands.