Conditions that yield a repressive outcome when pivot is Starvation and target is GS2: Carbon_Y and Illumination_N Illumination_N and NH4_N Illumination_N and NO3_N GLU_Y and Illumination_N GLN_N and Illumination_N Carbon_Y and NH4_N Carbon_Y and NO3_N GLN_N and GLU_Y Experiments to clarify border between repressive and not Illumination_Y, Organ_L, Time_S, Media_T, Carbon_Y, NH4_N, NO3_N, GLU_Y, GLN_N Illumination_N, Organ_L, Time_S, Media_T, Carbon_N, NH4_N, NO3_N, GLU_Y, GLN_N Illumination_N, Organ_L, Time_S, Media_T, Carbon_Y, NH4_N, NO3_N, GLU_Y, GLN_Y Illumination_Y, Organ_L, Time_S, Media_T, Carbon_Y, NH4_N, NO3_N, GLU_Y, GLN_N Illumination_N, Organ_L, Time_S, Media_T, Carbon_N, NH4_N, NO3_N, GLU_Y, GLN_N Illumination_N, Organ_L, Time_S, Media_T, Carbon_Y, NH4_N, NO3_N, GLU_N, GLN_N