Table 3.
Functional Gene Groupsa | # of Genesb | |
---|---|---|
ArcA-activated | ArcA-repressed | |
Cell division and chromosome partitioning | 0 | 0 |
Cell envelope and biogenesis, outer membrane | 4 | 4 |
Cell motility and secretion | 1 | 12 |
Posttranslational modification, protein turnover, chaperones | 1 | 3 |
Inorganic ion transport and metabolism | 1 | 12 |
Signal transduction mechanisms | 5 | 3 |
Cellular processesc | 12 | 34 |
Defense Mechanismsc | 1 | 1 |
Translation, ribosomal structure, and biogenesis | 0 | 7 |
Transcription | 8 | 18 |
DNA replication, recombination, and repair | 2 | 4 |
Information storage and processingc | 10 | 29 |
Intracell traffickingc | 0 | 1 |
Energy production and conversion | 9 | 18 |
Amino acid transport and metabolism | 25 | 30 |
Nucleotide transport and metabolism | 7 | 2 |
Carbohydrate transport and metabolism | 20 | 16 |
Coenzyme metabolism | 0 | 2 |
Lipid metabolism | 1 | 7 |
Secondary metabolites biosynthesis, transport, and catabolism | 12 | 4 |
Metabolismc | 74 | 79 |
General function prediction only | 8 | 21 |
Function unknown | 8 | 24 |
Poorly characterized | 23 | 67 |
Unknownc | 39 | 112 |
Total | 147 | 245 |
aThe differentially expressed genes were classified according to clusters of orthologous groups (COGs) as defined at http://www.ncbi.nlm.nih.gov/COG.
bNumber of genes activated or repressed (by having a ratio ≥ ± 2.5-fold) by ArcA.
cBolded functional gene catagories contain a summary of the unbolded COG functional gene groups that are located in each of the previous lines.