Table 1.
An overview of ontology classes (with their unique class identifiers), the number of ENA sample records annotated with these classes and ENA study accessions associated with the annotated sample records
| Ontology class | Ontology class unique ID | Ontology class frequency | ENA study accession |
|---|---|---|---|
| village biome | ENVO:01000246 | 1277 | PRJEB2989 |
| anthropogenic terrestrial biome | ENVO:01000219 | 395 | PRJEB638, PRJEB1391, PRJEB1720, PRJEB7248, PRJEB7112, PRJEB5976 |
| dense settlement biome | ENVO:01000248 | 207 | PRJEB4413, PRJEB4562, PRJEB3374 |
| rangeland biome | ENVO:01000247 | 48 | PRJEB5982 |
| urban biome | ENVO:01000249 | 7 | PRJEB4512 |
| polar desert biome | ENVO:01000186 | 4 | PRJEB3228 |
| garden | ENVO:00000011 | 723 | PRJEB2989 |
| field | ENVO:00000114 | 723 | PRJEB2989 |
| cultivated habitat | ENVO:00000113 | 550 | PRJEB2989 |
| digestive tract | UBERON:0001555 | 388 | PRJEB1391, PRJEB4413, PRJEB1720, PRJEB7112, PRJEB4562, PRJEB3374 |
| intestine | UBERON:0000160 | 315 | PRJEB4413, PRJEB1720, PRJEB7112, PRJEB4562, PRJEB3374 |
| animal house | ENVO:00003040 | 200 | PRJEB638 |
| rumen | UBERON:0007365 | 48 | PRJEB5982 |
| lung | UBERON:0002048 | 8 | PRJEB7248 |
| infection | EFO:0000544 | 8 | PRJEB7248 |
| bacterial disease | EFO:0000771 | 8 | PRJEB7248 |
| brewery | ENVO:00003885 | 7 | PRJEB4512 |
| anaerobic sludge | ENVO:00002129 | 7 | PRJEB4512 |
| breast | UBERON:0000310 | 6 | PRJEB5976 |
| coastal plain | ENVO:00000090 | 4 | PRJEB3228 |
| plant tissue culture | ENVO:02000009 | 4 | PRJEB2989 |
| seedling | TAIR:0000027 | 4 | PRJEB2989 |
| rhizosphere | ENVO:00005801 | 621 | PRJEB2989 |
| root matter | ENVO:01000349 | 536 | PRJEB2989 |
| feces | UBERON:0001988 | 332 | PRJEB1391, PRJEB4413, PRJEB7112, PRJEB4562, PRJEB3374 |
| gastrointestinal contents | UBERON:0035118 | 136 | PRJEB638, PRJEB1720 |
| soil | ENVO:00001998 | 124 | PRJEB3228, PRJEB2989 |
| cecum mucosa | UBERON:0000314 | 120 | PRJEB638 |
| autoclaved sand | ENVO:01000350 | 120 | PRJEB2989 |
| cud | UBERON:0012114 | 48 | PRJEB5982 |
| gastric juice | UBERON:0001971 | 48 | PRJEB5982 |
| sputum | UBERON:0007311 | 8 | PRJEB7248 |
| waste water | ENVO:00002001 | 7 | PRJEB4512 |
| milk | UBERON:0001913 | 6 | PRJEB5976 |
| North Carolina Area | GAZ:00082924 | 1277 | PRJEB2989 |
| France | GAZ:00002940 | 147 | PRJEB4413 |
| South Korea | GAZ:00002802 | 73 | PRJEB1391 |
| China | GAZ:00002845 | 60 | PRJEB1720, PRJEB3374 |
| Israel | GAZ:00002476 | 52 | PRJEB7112 |
| India | GAZ:00002840 | 48 | PRJEB5982 |
| Commune of Espelette | GAZ:00321111 | 36 | PRJEB638 |
| Commune of Severac le Chateau | GAZ:00372953 | 26 | PRJEB638 |
| Commune of Bouchemaine | GAZ:00377283 | 25 | PRJEB638 |
| Commune of Louan-Villegruis | GAZ:00365581 | 24 | PRJEB638 |
| Calw district | GAZ:00020488 | 24 | PRJEB638 |
| Arrondissement du Nancy | GAZ:00008488 | 22 | PRJEB638 |
| Divonne les Bains | GAZ:00059221 | 22 | PRJEB638 |
| Cologne | GAZ:00396037 | 21 | PRJEB638 |
| Gambia | GAZ:00000907 | 8 | PRJEB7248 |
| Baldwinsville | GAZ:00223041 | 7 | PRJEB4512 |
| Garwood Valley | GAZ:00139908 | 4 | PRJEB3228 |
| Homo sapiens | NCBI:9606 | 293 | PRJEB4413, PRJEB7112, PRJEB4562, PRJEB1720, PRJEB7248, PRJEB5976 |
| Mus musculus | NCBI:10090 | 236 | PRJEB638, PRJEB7112, PRJEB3374 |
| Bos taurus | NCBI:9913 | 48 | PRJEB5982 |
The NCBI Taxonomy hierarchy has been included here for an overview of the records taxonomic coverage.