Table 2.

Relative abundance (%) of proteins assigned to different COG categories for BUPNP1 and other Rhodococci.

COG	BUPNP1	R. erythropolis PR4	R. imtechensis RKJ300	R. jostii RHA1	R. opacus B4
B	0.045	0.02	0.02	0.02	0.02	Chromatin structure and dynamics
C	7.88	6.47	7.71	8.17	8.16	Energy production and conversion
D	0.86	0.72	0.57	0.54	0.58	Cell cycle control and mitosis
E	7.39	8.57	7.58	8.42	8.36	Amino acid metabolism and transport
F	2.05	2.15	1.9	1.88	1.9	Nucleotide metabolism and transport
G	5.5	5.87	6.58	6.4	6.38	Carbohydrate metabolism and transport
H	4.41	5.89	5.81	6.22	6.08	Coenzyme metabolism
I	9.86	9.85	10.44	10.56	11.23	Lipid metabolism
J	3.72	4.28	3.58	3.31	3.43	Translation
K	9.66	10.42	10.51	10.06	10.06	Transcription
L	3.85	2.77	2.38	2.31	2.37	Replication and repair
M	3.07	4.21	3.65	3.31	4.08	Cell wall/membrane/envelop biogenesis
N	0.04	0.26	0.11	0.19	0.22	Cell motility
O	2.56	2.81	2.88	2.28	2.37	Post-translational modification, protein turnover, chaperone functions
P	5.45	7.1	5.7	5.35	5.61	Inorganic ion transport and metabolism
Q	6.83	5.42	6.79	6.84	6.85	Secondary structure
R	14.1	11.4	12.21	13.3	12.21	General functional prediction only
S	7.24	4.15	4.44	3.91	3.76	Function unknown
T	3.67	3.85	3.41	3.17	2.91	Signal transduction
U	0.64	0.53	0.44	0.35	0.42	Intracellular trafficking and secretion
V	1.07	2.68	2.58	2.15	2.18	Defense mechanisms

Categories in which BUPNP1 had the greatest abundance are highlighted in gray.