KEGG Organisms

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 Eukaryotes (1216)
 
 Prokaryotes (9884)
 
   Bacteria (9435)
     Enterobacteria (668)
     other Gammaproteobacteria (1426)
     Betaproteobacteria (687)
     Alphaproteobacteria (1176)
     other Pseudomonadota (14)
     Campylobacterota (244)
     Thermodesulfobacteriota (119)
     Myxococcota (37)
     Bdellovibrionota (19)
     Thermomicrobiota (2)
     Thermodesulfobiota (2)
     Chlamydiota (128)
     Verrucomicrobiota (38)
     Planctomycetota (81)
     Kiritimatiellota (2)
     Lentisphaerota (4)
     Omnitrophota (1)
     Spirochaetota (132)
     Acidobacteriota (32)
     Elusimicrobiota (6)
     Fibrobacterota (2)
     Gemmatimonadota (6)
     Bacteroidota (671)
     Chlorobiota (17)
     Rhodothermota (6)
     Ignavibacteriota (2)
     Balneolota (1)
     Cloacimonadota (1)
     Fidelibacterota (1)
     Aquificota (13)
     Thermosulfidibacterota (1)
     Coprothermobacterota (1)
     Caldisericota (1)
     Chrysiogenota (1)
     Deferribacterota (6)
     Calditrichota (1)
     Dictyoglomota (2)
     Nitrospirota (17)
     Nitrospinota (3)
     Atribacterota (3)
     Deltaproteobacteria (4)
     Bacilli (1216)
     Clostridia (370)
       Clostridium (73)
       Neoarthromitus (4)
       Hathewaya (1)
       Caloramator (2)
       Crassaminicella (3)
       Sarcina (1)
       Oceanirhabdus (1)
       Proteiniclasticum (1)
       Mageeibacillus (1)
       Fastidiosipila (1)
       Acetivibrio (4)
       Ruminiclostridium (3)
       Thermoclostridium (2)
       Flavonifractor (1)
       Ethanoligenens (1)
       Ruminococcus (7)
       Faecalibacterium (6)
       Oscillibacter (2)
       Dysosmobacter (1)
       Caproicibacterium (3)
       Solibaculum (1)
       Pusillibacter (1)
       Vescimonas (2)
       Anaerotruncus (1)
       Subdoligranulum (1)
       Lawsonibacter (1)
       Thermocaproicibacter (1)
       Petroclostridium (1)
       Paludihabitans (1)
       Amygdalobacter (2)
       Bengtsoniella (1)
       Owariibacterium (1)
       Hominenteromicrobium (1)
       unclassified Oscillospiraceae (5)
       Caproiciproducens (1)
       Caproicibacter (1)
       Acutalibacter (1)
       Agathobaculum (1)
       Intestinibacillus (1)
       Butyricicoccus (1)
       Symbiobacterium (1)
       Caldinitratiruptor (1)
       Syntrophomonas (1)
       Syntrophothermus (1)
       Syntrophocurvum (1)
       Desulfitobacterium (5)
       Syntrophobotulus (1)
       Desulfosporosinus (3)
       Dehalobacter (4)
       Desulfotomaculum (1)
       Pelotomaculum (1)
       Desulforamulus (3)
       Desulfofarcimen (1)
       Desulfofundulus (1)
       Thermanaerosceptrum (1)
       Formimonas (1)
       Acididesulfobacillus (1)
       Phosphitispora (1)
       Thermincola (1)
       Desulfoscipio (1)
       Heliomicrobium (1)
       Heliorestis (1)
       Eubacterium (4)
       Acetobacterium (3)
       Alkalibacter (1)
       Alkalicella (1)
       Aristaeella (2)
       Thermaerobacter (4)
       Sulfobacillus (3)
       Hydrogenisulfobacillus (1)
       Carboxydocella (1)
       Intestinimonas (1)
       Fenollaria (1)
       Proteiniborus (1)
       unclassified Eubacteriales (4)
         bpen  Bacteroides pectinophilus
         bprm  Butyrate-producing bacterium SM4/1
         bprs  Butyrate-producing bacterium SS3/4
         cbaf  Clostridiales bacterium FE2010
       Butyrivibrio (3)
       Eshraghiella (1)
       Roseburia (5)
       Coprococcus (4)
       Blautia (13)
       Lachnoclostridium (4)
       Lacrimispora (4)
       Anaerostipes (3)
       Herbinix (1)
       Lachnoanaerobaculum (2)
       Anaerobutyricum (1)
       Pseudobutyrivibrio (1)
       Anaerocolumna (3)
       Lachnospira (1)
       Mediterraneibacter (3)
       Enterocloster (3)
       Dorea (2)
       Sellimonas (3)
       Wujia (1)
       Simiaoa (1)
       Qiania (1)
       Wansuia (1)
       Marvinbryantia (1)
       Anaeromicropila (1)
       Stomatobaculum (1)
       Agathobacter (3)
       Kineothrix (2)
       Claveliimonas (1)
       Hungatella (1)
       unclassified Lachnospiraceae (3)
       Anaerotignum (2)
       Cellulosilyticum (2)
       Petrocella (1)
       Vallitalea (2)
       Mogibacterium (2)
       Aminipila (3)
       Emergencia (2)
       Anoxybacterium (1)
       unclassified Anaerovoracaceae (1)
       Alkaliphilus (2)
       Geosporobacter (1)
       Caminicella (1)
       Paraclostridium (2)
       Clostridioides (5)
       Romboutsia (3)
       Peptacetobacter (1)
       Terrisporobacter (5)
       Tepidibacter (2)
       Intestinibacter (1)
       Peptostreptococcus (1)
       unclassified Peptostreptococcaceae (1)
       Peptoclostridium (1)
       Acetoanaerobium (1)
       Filifactor (1)
       Christensenella (1)
       Desulforudis (1)
       Caldanaerobacter (1)
       Thermoanaerobacter (9)
       Carboxydothermus (1)
       Ammonifex (1)
       Thermacetogenium (1)
       Gelria (1)
       Thermoanaerobacterium (5)
       Aceticella (1)
       Mahella (1)
       Neomoorella (5)
       Metallumcola (1)
       Tepidanaerobacter (2)
       Biomaibacter (1)
       Thermosediminibacter (1)
       Natranaerobius (1)
       Natranaerofaba (1)
       Halothermothrix (1)
       Halanaerobium (2)
       Halocella (1)
       Iocasia (1)
       Acetohalobium (1)
       Halobacteroides (1)
       Anoxybacter (1)
       Koleobacter (1)
       Improbicoccus (1)
       Paraimprobicoccus (1)
       Helicovermis (1)
       Monoglobus (1)
     other Bacillota (115)
     Mycoplasmatota (226)
     Actinomycetota (1516)
     Cyanobacteriota (201)
     Melainabacteria (1)
     Chloroflexota (39)
     Armatimonadota (4)
     Vulcanimicrobiota (1)
     Deinococcota (43)
     Synergistota (11)
     Thermotogota (40)
     Fusobacteriota (35)
     Bacteria incertae sedis (38)
     unclassified Bacteria (1)
 
   Archaea (449)
     Methanobacteriota (297)
       Methanocaldococcus (8)
       Methanotorris (1)
       Methanococcus (11)
       Methanothermococcus (1)
       Methanofervidicoccus (1)
       Methanothermobacter (10)
       Methanosphaera (3)
       Methanobrevibacter (8)
       Methanobacterium (14)
       Methanothermus (1)
       Methanopyrus (1)
       Archaeoglobus (5)
       Ferroglobus (1)
       Geoglobus (2)
       Pyrococcus (8)
       Thermococcus (32)
       Palaeococcus (1)
       Methanosarcina (25)
       Methanococcoides (3)
       Methanohalophilus (3)
       Methanohalobium (1)
       Methanosalsum (1)
       Methanolobus (4)
       Methanomethylovorans (1)
       Methanimicrococcus (2)
       Methanothrix (3)
       Methanospirillum (2)
       Methanocorpusculum (1)
       Methanoculleus (6)
       Methanolacinia (1)
       Methanoplanus (1)
       Methanochimaera (1)
       Methanofollis (2)
       Methanogenium (2)
       Methanomicrobium (1)
       Methanoregula (3)
       Methanosphaerula (1)
       Methanocella (3)
       Methanospirare (1)
       Halobacterium (10)
       Halodesulfurarchaeum (2)
       Halanaeroarchaeum (3)
       Salarchaeum (1)
       Halarchaeum (1)
       Halalkalicoccus (1)
       Halococcus (1)
       Halorussus (4)
       Salinarchaeum (2)
       Natranaeroarchaeum (1)
       Haloarcula (7)
       Halorhabdus (5)
       Halomicrobium (4)
       Halorientalis (1)
       Halapricum (2)
       Halosimplex (3)
       Halococcoides (1)
       Salinirubellus (1)
       Halocatena (1)
       Natronomonas (4)
       Haloquadratum (2)
       Haloferax (6)
       Halogeometricum (1)
       Haloplanus (4)
       Halobellus (1)
       Haloprofundus (1)
       Halorubrum (8)
       Salinigranum (1)
       Halohasta (1)
       Halolamina (1)
       Halorarum (2)
       Halobaculum (4)
       Halalkaliarchaeum (2)
       unclassified Halobacteriales (1)
         hah  Halophilic archaeon
       Haloterrigena (3)
       Natrialba (1)
       Halopiger (1)
       Natrinema (8)
       Natronobacterium (2)
       Halovivax (1)
       Natronosalvus (2)
       Natronococcus (1)
       Halostagnicola (1)
       Natrarchaeobaculum (4)
       Natronorubrum (3)
       unclassified Nanohaloarchaea (1)
       Methanoliparum (1)
       Methanonatronarchaeum (2)
     Thermoplasmatota (15)
     Thermoproteota (91)
     Nitrososphaerota (27)
     Bathyarchaeota (2)
     Nanobdellota (3)
     Micrarchaeota (4)
     Nanohalarchaeota (3)
     Woesearchaeota (1)
     Promethearchaeota (3)
     Odinarchaeota (1)
     unclassified Archaea (2)

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Last updated: August 22, 2025

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