COG Functional Groups

Information storage and processing

• J -- Translation, Ribosomal Structure and Biogenesis
• A -- RNA processing and modification
• K -- Transcription
• L -- DNA Replication, Recombination and Repair
• B -- Chromatin structure and dynamics

Cellular processes

• D -- Cell Division and Chromosome Partitioning
• V -- Defense mechanisms
• T -- Signal Transduction Mechanisms
• M -- Cell Envelope Biogenesis, Outer Membrane
• N -- Cell Motility and Secretion
• Z -- Cytoskeleton
• U -- Intracellular trafficking and secretion
• O -- Posttranslational Modification, Protein Turnover, Chaperones

Metabolism

• C -- Energy production and Conversion
• G -- Carbohydrate Transport and Metabolism
• E -- Amino Acid Transport and Metabolism
• F -- Nucleotide Transport and Metabolism
• H -- Coenzyme Metabolism
• I -- Lipid Metabolism
• P -- Inorganic Ion Transport and Metabolism
• Q -- Secondary metabolites biosynthesis, transport and catabolism

Poorly characterized

• R -- General Function Prediction Only
• S -- Function Unknown