Table 2: List of eukaryotes and prokaryotes in the human gastric microbiome normalized for genomic length of the respective organism. Genome size was estimated based on the mean genome size of representative organisms listed in NCBI.

			Reads per kilobase per million (RPKM)
	Species	Genome size (kb)	UM022	UM037	UM067	UM122
1	Chlamydia sp.	1,126.7	2.6246	3.7598	4.1532	5.0515
2	Staphylococcus aureus	2,799.7	0.5919	1.0061	0.7435	1.1061
3	Leuconostoc sp. DORA 2	1,794.9	0.7773	1.4792	1.2433	1.8620
4	Streptococcus sp.	1,997.9	0.5582	0.7792	0.7872	1.0507
5	Helicobacter pylori	1,634.8	0.6388	0.9423	0.8695	1.2531
6	Lactobacillus brevis	2,601.9	0.2228	0.3303	0.5137	0.3849
7	Leptotrichia oral taxon 879	2,374.9	0.0007	0.6163	0.0279	0.4824
8	Enterobacter cloacae	4,933.9	0.0656	0.0861	0.0919	0.1313
9	Bordetella bronchiseptica	5,191.3	0.0598	0.0823	0.0873	0.1183
10	Malassezia sp.	7,870.9	0.0394	0.0522	0.0763	0.0563
11	Porphyromonas gingivalis	2,325.2	0.0763	0.1242	0.1946	0.1455
12	Burkholderia pseudomallei	7,127.0	0.0056	0.1272	0.0200	0.0196
13	Mycobacterium sp.	4,921.5	0.0262	0.0429	0.0405	0.0571
14	Toxoplasma sp.	64,193.6	0.0018	0.0022	0.0024	0.0020
15	Paenibacillus sp. MSt1	6,486.9	0.0082	0.0094	0.0460	0.0103
16	Vibrio sp.	5,146.0	0.0135	0.0242	0.0190	0.0289
17	Pseudogymnoascus sp.	31,270.8	0.0017	0.0029	0.0026	0.0037
18	Nematoda	205,667.3	0.0001	0.0002	0.0005	0.0001