domain	library	sets	compounds	sources
micro	database	NA	5645	MiMeDB, Exposome-Explorer (3675 microbial metabolites); KEGG gut bacterial pathways (1970 further compounds)
micro	micro_function	15	899	Exposome-Explorer, MiMeDB
micro	micro_class	113	3332	Exposome-Explorer, MiMeDB
micro	micro_producer	17	157	Exposome-Explorer
micro	micro_origin	3	451	Exposome-Explorer
micro	micro_transformation	50	158	Exposome-Explorer
micro	kegg_gutbac_domain	123	2706	KEGG
expo	database	NA	9801	FOBI, Exposome-Explorer, Phenol-Explorer, FooDB, study signatures; MarkerDB exposures, SMPDB drug pathways; environmental pollutants (Exposome-Explorer, CDC NHANES, NORMAN-SLE)
expo	diet_intake	153	1007	Exposome-Explorer, FOBI, Phenol-Explorer
expo	diet_intake_all	156	1019	Exposome-Explorer, FOBI, Phenol-Explorer
expo	diet_pattern	12	361	AHS-2, ARIC, CRIC, Framingham Offspring, FS2 trial, SHOPUS trial, WHI
expo	diet_pattern_all	12	854	AHS-2, ARIC, CRIC, Framingham Offspring, FS2 trial, SHOPUS trial, WHI
expo	food_composition	119	4248	FooDB, Phenol-Explorer
expo	food_composition_detailed	334	6117	FooDB
expo	exposure_domain	62	238	MarkerDB
expo	drug_domain	461	884	SMPDB
expo	pollutant_class	17	453	CDC NHANES, Exposome-Explorer, NORMAN-SLE
lipid	database	NA	190104	lipid_compound_db (LIPID MAPS, HMDB); 12065 sum-composition entries; 340 compounds of the lipid pathways without a lipid category
lipid	lipid_main_class	8	189764	LIPID MAPS
lipid	lipid_sub_class	48	189750	LIPID MAPS
lipid	lipid_pathway_domain	288	1410	KEGG, RaMP-DB:PathBank, RaMP-DB:Reactome, RaMP-DB:WikiPathways