Gene

pol1 swi7 polA
Gene expression upon nitrogen starvation

Values plotted in the graph

0 1 2 3 4 5 6 7 8
-N+P 0.000 0.234 -0.360 -0.260 0.243 0.289 0.601 0.367 0.605
-N-P 0.000 0.251 -0.064 -0.019 0.175 -0.243 -0.360 -0.789 -0.156

-N+P: Nitrogen starved in the presence of P-factor
-N-P: Nitrogen starved in the absence of P-factor

Number of mRNA in a vegetative growing cell (estimated roughly)