Family S1: distribution among Archaea

Organisms named in bold type are those for which the genomes have been completely sequenced.
Organism Counts of peptidase homologues
Caldivirga maquilingensis 1
Candidatus Caldiarchaeum subterraneum 1
Candidatus Haloredivivus sp. G17 1
Candidatus Korarchaeum cryptofilum 1
Candidatus Micrarchaeum acidiphilum 1
Candidatus Nitrosoarchaeum koreensis 3
Candidatus Nitrosoarchaeum limnia 3
Candidatus Nitrosopumilus salaria 1
Cenarchaeum symbiosum 1
Desulfurococcus fermentans 1
Desulfurococcus kamchatkensis 1
Ferroplasma acidarmanus 1
Haladaptatus paucihalophilus 3
Haloarcula argentinensis 1
Haloarcula californiae 1
Haloarcula hispanica 1
Haloarcula marismortui 1
Haloarcula vallismortis 1
Halobacterium salinarum 1
Halobacterium sp. DL1 1
Halobiforma lacisalsi 2
Halogeometricum borinquense 2
Halogranum salarium 3
Halomicrobium mukohataei 1
halophilic archaeon DL31 1
Halopiger xanaduensis 4
Haloquadratum walsbyi 6
Halorhabdus tiamatea 2
Halorhabdus utahensis 2
Haloterrigena turkmenica 3
Ignisphaera aggregans 2
Methanobacterium sp. AL-21 1
Methanobrevibacter smithii 1
Methanocaldococcus sp. FS406-22 1
Methanocella conradii 1
Methanocella paludicola 3
Methanococcus maripaludis 5
Methanococcus vannielii 1
Methanoculleus bourgensis 1
Methanoculleus marisnigri 1
Methanohalobium evestigatum 1
Methanohalophilus mahii 1
Methanosaeta concilii 2
Methanosaeta harundinacea 2
Methanosarcina acetivorans 3
Methanosarcina barkeri 2
Methanosarcina mazei 2
Methanospirillum hungatei 1
Methanothermobacter marburgensis 1
Methanothermobacter thermautotrophicus 1
Natrialba asiatica 3
Natrialba magadii 2
Natrinema pellirubrum 2
Natrinema sp. J7-2 1
Natronobacterium gregoryi 1
Natronomonas pharaonis 1
Nitrosopumilus maritimus 3
Pyrobaculum aerophilum 1
Pyrobaculum arsenaticum 1
Pyrobaculum calidifontis 1
Pyrobaculum islandicum 1
Pyrobaculum oguniense 1
Pyrobaculum sp. 1860 1
Pyrococcus furiosus 1
Sulfolobus acidocaldarius 1
Sulfolobus islandicus 1
Sulfolobus solfataricus 1
Sulfolobus tokodaii 1
Thermofilum pendens 1
Thermogladius cellulolyticus 1
Thermoproteus neutrophilus 1
Thermoproteus tenax 1
Thermoproteus uzoniensis 1
Thermosphaera aggregans 1
uncultured haloarchaeon 1
uncultured marine crenarchaeote HF4000_ANIW133I6 1
Vulcanisaeta distributa 1
Vulcanisaeta moutnovskia 1
Archaea with completed genomes lacking homologues
Acidianus hospitalis
Acidilobus saccharovorans
Aciduliprofundum boonei
Aeropyrum pernix
Archaeoglobus fulgidus
Archaeoglobus profundus
Archaeoglobus veneficus
Candidatus Methanoregula boonei
Desulfurococcus mucosus
Ferroglobus placidus
Fervidicoccus fontis
Halalkalicoccus jeotgali
Haloferax volcanii
Halorubrum lacusprofundi
Hyperthermus butylicus
Ignicoccus hospitalis
Metallosphaera cuprina
Metallosphaera sedula
Methanobacterium sp. SWAN-1
Methanobrevibacter ruminantium
Methanocaldococcus fervens
Methanocaldococcus infernus
Methanocaldococcus jannaschii
Methanocaldococcus vulcanius
Methanococcoides burtonii
Methanococcus aeolicus
Methanococcus voltae
Methanocorpusculum labreanum
Methanoplanus petrolearius
Methanopyrus kandleri
Methanosaeta thermophila
Methanosalsum zhilinae
Methanosphaera stadtmanae
Methanosphaerula palustris
Methanothermococcus okinawensis
Methanothermus fervidus
Methanotorris igneus
Nanoarchaeum equitans
Picrophilus torridus
Pyrococcus abyssi
Pyrococcus horikoshii
Pyrococcus sp. NA2
Pyrococcus yayanosii
Pyrolobus fumarii
Staphylothermus hellenicus
Staphylothermus marinus
Thermococcus barophilus
Thermococcus gammatolerans
Thermococcus kodakarensis
Thermococcus onnurineus
Thermococcus sibiricus
Thermococcus sp. 4557
Thermococcus sp. AM4
Thermoplasma acidophilum
Thermoplasma volcanium