Table 3.

Ranking of the most consistent biological functions in the nitrate response.

GO	Description	Number of experiments
GO:0000041	Transition metal ion transport	24
GO:0032787	Monocarboxylic acid metabolic process	23
GO:0015706	Nitrate transport	22
GO:0006007	Glucose catabolic process	21
GO:0006355	Regulation of transcription, DNA-dependent	21
GO:0019375	Galactolipid biosynthetic process	20
GO:0006569	Tryptophan catabolic process	19
GO:0006612	Protein targeting to membrane	19
GO:0006739	NADP metabolic process	19
GO:0009744	Response to sucrose stimulus	18
GO:0019344	Cysteine biosynthetic process	18
GO:0000165	MAPK cascade	17
GO:0010054	Trichoblast differentiation	16
GO:0016567	Protein ubiquitination	16
GO:0045893	Positive regulation of transcription, DNA-dependent	16
GO:0051973	Positive regulation of telomerase activity	16
GO:0006090	Pyruvate metabolic process	15
GO:0006499	N-terminal protein myristoylation	15
GO:0009694	Jasmonic acid metabolic process	15
GO:0043288	Apocarotenoid metabolic process	15
GO:0045892	Negative regulation of transcription, DNA-dependent	15
GO:0009687	Abscisic acid metabolic process	14
GO:0043623	Cellular protein complex assembly	14
GO:0051761	Sesquiterpene metabolic process	14
GO:0055080	Cation homeostasis	14

GO terms with high semantic value (levels 7 and 8) and represented among genes regulated in more than half of the experiments analyzed are shown.