Table 1.

Significant shared and unshared gene ontology terms between phylogenetically identical organisms (99% V4 16S rRNA)

Ontology	GO.ID	Term	Count-shared	Count-unshared	P-value
Molecular Function
unshared	GO:0004803	transposase activity	4591	8641	< 1e-30
	GO:0003964	RNA-directed DNA polymerase …	165	288	< 1e-30
	GO:0097351	toxin-antitoxin pair type II bind …	72	274	< 1e-30
	GO:0090729	toxin activity	357	915	< 1e-30
	GO:0009036	type II site-specific deoxyribon …	24	180	< 1e-30
shared	GO:0019843	rRNA binding	42,179	808	< 1e-30
	GO:0046872	metal ion binding	124,123	28,675	< 1e-30
	GO:0003735	structural constituent of ribos …	63,194	2123	< 1e-30
	GO:0003723	RNA binding	32,770	4032	< 1e-30
	GO:0000287	magnesium ion binding	50,000	8454	< 1e-30
Biological Function
unshared	GO:0032196	transposition	1435	1887	< 1e-30
	GO:0045927	positive regulation of growth	69	327	< 1e-30
	GO:0045926	negative regulation of growth	86	338	< 1e-30
	GO:0051607	defense response to virus	235	756	< 1e-30
	GO:0043571	maintenance of CRISPR repeat …	162	560	< 1e-30
shared	GO:0006412	translation	70,775	2978	< 1e-30
	GO:0071555	cell wall organization	18,821	1788	< 1e-30
	GO:0006457	protein folding	11,000	826	< 1e-30
	GO:0009252	peptidoglycan biosynthetic proc. …	16,336	977	< 1e-30
	GO:0008360	regulation of cell shape	17,552	1049	< 1e-30
Cellular Component
unshared	GO:0012506	vesicle membrane	143	220	< 1e-30
	GO:0009341	beta-galactosidase complex	487	567	< 1e-30
	GO:0031469	polyhedral organelle	37	149	< 1e-30
	GO:0008305	integrin complex	38	83	< 1e-30
	GO:0030077	plasma membrane light-harv …	68	147	< 1e-30
shared	GO:0015934	large ribosomal subunit	8067	252	< 1e-30
	GO:0005623	cell	15,927	4518	< 1e-30
	GO:0005886	plasma membrane	157,863	45,460	< 1e-30
	GO:0015935	small ribosomal subunit	7833	98	< 1e-30
	GO:0005737	cytoplasm	248,487	26,478	< 1e-30