Code	COGs	Domains	Description
Information storage and processing			
J	245	10,572	Translation, ribosomal structure and biogenesis
A	25	137	RNA processing and modification
K	231	11,271	Transcription
L	238	10,338	Replication, recombination and repair
B	19	228	Chromatin structure and dynamics
Cellular processes and signaling			
D	72	1,678	Cell cycle control, cell division, chromosome partitioning
Y	-	-	Nuclear structure
V	46	2,380	Defense mechanisms
T	152	7,683	Signal transduction mechanisms
M	188	7,858	Cell wall/membrane/envelope biogenesis
N	96	2,747	Cell motility
Z	12	128	Cytoskeleton
W	1	25	Extracellular structures
U	159	3,743	Intracellular trafficking, secretion, and vesicular transport
O	203	6,206	Posttranslational modification, protein turnover, chaperones
Metabolism			
C	258	9,830	Energy production and conversion
G	230	10,816	Carbohydrate transport and metabolism
E	270	14,939	Amino acid transport and metabolism
F	95	3,922	Nucleotide transport and metabolism
H	179	6,582	Coenzyme transport and metabolism
I	94	5,201	Lipid transport and metabolism
P	212	9,232	Inorganic ion transport and metabolism
Q	88	4,055	Secondary metabolites biosynthesis, transport and catabolism
Poorly characterized			
R	702	22,721	General function prediction only
S	1346	13,883	Function unknown
