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Table 1 COG functional categories with altered expression (z score > 2.0) in biofilm cells compared to batch, planktonic cells (exponential-phase)

From: Transcriptomic and proteomic analyses of Desulfovibrio vulgaris biofilms: Carbon and energy flow contribute to the distinct biofilm growth state

COG Function Categories Up Down
Amino acid transport and metabolism 19 20
Carbohydrate transport and metabolism 11 3
Cell cycle control, cell division, chromosome partitioning - -
Cell motility 15 2
Cell wall/membrane/envelope biogenesis 8 5
Chromatin structure and dynamics - -
Coenzyme transport and metabolism 11 8
Defense mechanisms - 3
Energy production and conversion 44 17
Function unknown 13 9
General function prediction only 18 12
Inorganic ion transport and metabolism 12 8
Intracellular trafficking, secretion, and vesicular transport 5 6
Lipid transport and metabolism - 10
Nucleotide transport and metabolism 3 4
Posttranslational modification, protein turnover, chaperones 11 3
Replication, recombination and repair 5 5
Secondary metabolites biosynthesis, transport and catabolism 3 3
Signal transduction mechanisms 40 9
Transcription 11 9
Translation, ribosomal structure and biogenesis 2 44