ライフサイエンスコーパス: archaeal

1 and nuclear target Fe/S proteins are mainly archaeal.

2 ncing of the V4 region of both bacterial and archaeal 16S rRNA gene was used to characterize the micr

3 nguishable from the parent brine and overall archaeal abundance in halite showed no clear temporal tr

4 (2) and (3) yielded cell specific rates and archaeal activity distributions that were consistent wit

5 ms that drive DNA-guided DNA silencing by an archaeal Ago.

6 Nitrosotalea genomes with 19 other archaeal ammonia oxidiser genomes.

7 levant soil functional genes (SFGs, that is, archaeal amoA, bacterial amoA, nosZ, narG, nirK and nirS

8 on rates as well as sequencing bacterial and archaeal amplicons and community functional genes.

9 ur analyses infer a relatively small-genomed archaeal ancestor that subsequently increased in complex

10 high temperature likely existed in a common archaeal ancestor.

11 Additionally, 14 archaeal and 14 viral genera were found to be solely ass

12 in situ hybridization (CARD-FISH) on >14 500 archaeal and bacterial cells (Methanosarcina acetivorans

13 activities across different arrangements of archaeal and bacterial cells and aggregate sizes were co

14 Proposed syntrophic interactions between the archaeal and bacterial cells mediating anaerobic oxidati

15 Firstly, archaeal and bacterial diversity in different vertical l

16 resentatives from ~50% of known higher-order archaeal and bacterial lineages, including several diver

17 nd quantitative polymerase chain reaction of archaeal and bacterial nitrogen cycling genes.

18 sembled genomes affiliated with 21 different archaeal and bacterial phyla.

19 g nuclease AcrIII-1 is widely distributed in archaeal and bacterial viruses and in proviruses.

20 ic of head-tailed viruses and, unusually for archaeal and bacterial viruses, a nearly complete replic

21 environment contain a myriad of uncultivated archaeal and bacterial viruses, but studying these virus

22 iption elongation factor is known as Spt5 in archaeal and eukaryotic organisms.

23 ors enhance the processivity and fidelity of archaeal and eukaryotic RNA polymerases.

24 ion in the stalk-containing RNAPs, including archaeal and eukaryotic RNAPs.

25 etic analysis, which identified at least one archaeal and five bacterial species.

26 eins shared highest sequence similarity with archaeal and fungal enzymes, which peak in two redox tra

27 G-RAST (MR), and mapped to 380 bacterial, 56 archaeal, and 39 viral genomes.

28 transport folded proteins across bacterial, archaeal, and chloroplast membranes.

29 tial for the detection of various bacterial, archaeal, and eukaryotic microorganisms and facilitate t

30 al mechanism for TSS selection by bacterial, archaeal, and eukaryotic RNAP.

31 A number of bacterial, archaeal, and eukaryotic species are known for their res

32 ere, we measured fecal-associated bacterial, archaeal, and fungal communities of dairy cows from 2 we

33 Eukaryal, archaeal, and many bacterial and viral DNA ligases are A

34 om starved cells (Dps) - the extremely small archaeal antioxidant nanocage - is able to cross the glo

35 s annotated DNA and RNA sequence data of (i) archaeal, bacterial, eukaryotic and viral genomes from c

36 at is different from the one observed in the archaeal beta' clamp-Spt4/5 complex.

37 Compared to bacteria, our knowledge of archaeal biology is limited.

38 nhibitory to modification for both yeast and archaeal C/D RNPs.

39 edge gap through analysis of a metazoan-like archaeal CCD from Candidatus Nitrosotalea devanaterra (N

40 While many aspects of archaeal cell biology remain relatively unexplored, syst

41 ed role for the proteasome in eukaryotic and archaeal cell cycle control.

42 at explains how these larger fluctuations in archaeal cell cycle events contribute to cell size varia

43 found attached to and dependent on a second archaeal cell for their growth and replication.

44 en form the only structural component of the archaeal cell wall and are therefore important for cell

45 Most bacterial and all archaeal cells are encapsulated by a paracrystalline, pr

46 eukaryotes, we investigated whether and how archaeal cells exhibit control over cell size.

47 Interestingly, the archaeal cells exhibited greater variability in cell div

48 Very little is known about how archaeal cells orchestrate transcription on a systems le

49 Given that archaeal cells share characteristics with both bacteria

50 eukaryotic lineage arose from bacterial and archaeal cells that underwent a symbiotic merger.

51 ped a soft-lithography method of growing the archaeal cells to enable quantitative time-lapse imaging

52 ion of genes encoding these unique programs, archaeal cells use gene regulatory networks (GRNs) compo

53 structure-function relationships of several archaeal chromatin proteins (histones, Alba, Cren7, and

54 nting further studies of the organization of archaeal chromatin, on both the organismal and domain le

55 rface of adjacent protein layers destabilize archaeal chromatin, reduce growth rate, and impair trans

56 to providing high-resolution descriptions of archaeal chromosome architectures, our data provide evid

57 Prokaryotic and archaeal chromosomes encode a diversity of toxin-antitox

58 The presence of ITPK1 in archaeal clades thought to define eukaryogenesis indicat

59 so contained a nearly complete genome of the archaeal commensal Methanobrevibacter oralis (10.2x dept

60 s and in subsurface sediments, bacterial and archaeal communities are more divergent between location

61 These results show that halite-entombed archaeal communities are resilient to entombment duratio

62 es is hindered by uncertainty concerning the archaeal communities contributing to GDGT pools in moder

63 Therefore, we analysed archaeal communities from in situ hypersaline brines col

64 n the community structure of halite-entombed archaeal communities remain poorly understood.

65 dosphere, rhizosphere and soil bacterial and archaeal communities were sampled and analyzed using 16S

66 Thus, although the archaeal communities were similar in the two biocathodes

67 Bacterial and archaeal community composition showed little change in t

68 by burrow ventilation is the major driver of archaeal community structure.

69 y analysis of similarity tests indicated the archaeal community structures of smooth and pustular mat

70 The composition of the archaeal community was altered between dietary groups, w

71 uted in global oceans and dominate the total archaeal community within the upper euphotic zone of tem

72 rchaea were dominant, comprising >95% of the archaeal community.

73 eatment of brain abscess should contain anti-archaeal compounds such as imidazole derivatives in most

74 le analysis, we determined structures of the archaeal CP in complex with the AAA-ATPase PAN (proteaso

75 Bacterial and archaeal CRISPR-Cas systems provide RNA-guided immunity

76 on) is a superfamily of common bacterial and archaeal defence systems active against diverse bacterio

77 otes evolved from a merger between a host of archaeal descent and an alphaproteobacterial endosymbion

78 s we have defined monophyletic bacterial and archaeal DGR lineages that expand the known DGR range by

79 lified by an expansive loss of bacterial and archaeal diversity and the identification of microbial l

80 nd nutrient cycles, and how this increase in archaeal diversity has expanded our view of the tree of

81 e dissimilarity of the pioneer bacterial and archaeal diversity was the shear rate and the membrane s

82 Smooth mats possessed higher archaeal diversity, dominated by Parvarchaeota.

83 omparative genomic analyses of bacterial and archaeal diversity.

84 rformed on the structure and function of the archaeal DNA replication origins, the proteins that defi

85 and mediate the segregation of bacterial and archaeal DNA.

86 s from various archaeal organisms across the archaeal domain of life show surprising levels of divers

87 ms, including the first reported Cas9 in the archaeal domain of life, to our knowledge.

88 erstanding of virus-host interactions in the archaeal domain.

89 tif are present throughout the bacterial and archaeal domains in the tree of life, suggesting that th

90 rvation of the ESR across the eukaryotic and archaeal domains of life.

91 Further, we identify the archaeal ESCRT-III homolog, CdvB, as a key target of the

92 To substantiate the archaeal ESR, we calculated gene-by-gene correlations, g

93 Bacterial and archaeal evolution involve extensive gene gain and loss.

94 anded our view of the tree of life and early archaeal evolution, and has provided new insights into t

95 e reduction has been the predominant mode of archaeal evolution, our analyses infer a relatively smal

96 c of the volcanic hot springs in which these archaeal extremophiles reside.

97 tase (LeuRS) genes within all genomes of the archaeal family Sulfolobaceae.

98 observations by comparisons with four other archaeal filamentous viruses whose structures we have pr

99 ivergence of bacterial T4P, archaeal T4P and archaeal flagellar filaments.

100 haeal pilin is remarkably similar to that of archaeal flagellin, establishing common evolutionary ori

101 Archaea swim using the archaellum (archaeal flagellum), a reversible rotary motor consistin

102 Together, these results demonstrate that archaeal GDGT distributions can shift in response to ele

103 organized and how such organization impacts archaeal gene expression, focusing on conserved DNA-bind

104 ansfers, and gene losses contained in 31,236 archaeal gene families to identify the most likely root

105 For each bacterial and archaeal genome, MiST 3.0 provides a complete signal tra

106 e below the photic zone, where bacterial and archaeal genomes and proteomes undergo a community-wide

107 Functionally linked genes in bacterial and archaeal genomes are often organized into operons.

108 We review here how archaeal genomes are organized and how such organization

109 Archaeal genomes are typically small, circular, gene den

110 ysis revealed that many of the bacterial and archaeal genomes encode motifs that may be involved in m

111 The reconstruction of bacterial and archaeal genomes from shotgun metagenomes has enabled in

112 ale scan of complete and draft bacterial and archaeal genomes in the NCBI RefSeq database reveals tha

113 Small bacterial and archaeal genomes provide insights into the minimal requi

114 n 36 groups of closely related bacterial and archaeal genomes reveals purifying selection affecting A

115 A survey of bacterial and archaeal genomes shows that many Tn7-like transposons co

116 collection of closely related bacterial and archaeal genomes that provides several tools to aid rese

117 kflow that enabled assembly of bacterial and archaeal genomes that were at least 80% complete.

118 s the signs of complexity observed in Asgard archaeal genomes to the proposed role of mitochondria in

119 ill facilitate the analysis of bacterial and archaeal genomes using ecological and evolutionary theor

120 Historically, bacterial and archaeal genomes were reconstructed from pure (monoclona

121 ularly critical for gene-dense bacterial and archaeal genomes(1-3) in which continued transcription w

122 Spt4-Spt5 complex are universally encoded in archaeal genomes, and here we demonstrate that both elon

123 ogeny of 10,575 evenly-sampled bacterial and archaeal genomes, based on a comprehensive set of 381 ma

124 CCD genes are also present in some archaeal genomes, but the encoded enzymes remain uninves

125 ive inoviruses were also detected in several archaeal genomes, suggesting that, collectively, members

126 resent in 32% of all sequenced bacterial and archaeal genomes, that mediate protection against specif

127 34 clusters of closely related bacterial and archaeal genomes, we show here that terminal branches of

128 putative encapsulin systems in bacterial and archaeal genomes.

129 ative DNA polymerase for duplication of most archaeal genomes.

130 orresponding chemoreceptors in bacterial and archaeal genomes.

131 river in the evolution of core bacterial and archaeal genomic and proteomic properties.

132 we identified over 90 putative bacterial and archaeal genomic families and nearly 300 previously unkn

133 fundamental drivers that shape bacterial and archaeal genomic properties remain uncertain (3-7) .

134 chaellin structure and function, but also on archaeal glycobiology in general.

135 wo of three known groups of anion pumps, the archaeal halorhodopsins (HRs) and bacterial chloride-pum

136 t based on searches of ~12 000 bacterial and archaeal high-quality genomes.

137 i strain, we present evidence that HTa is an archaeal histone analog.

138 A new study finds that archaeal histone dimers can multimerize into extended su

139 er, our findings indicate that at least some archaeal histone paralogs have evolved to play distinct

140 with phylogenetic analysis to shed light on archaeal histone paralogs, their evolutionary history, a

141 anisms, can accelerate transcription through archaeal histone-based chromatin.

142 oning throughout the growth cycle, and shows archaeal histone-like oligomerization behavior.

143 Archaeal histones were crucial in that regard by providi

144 nto longer oligomers characteristic of model archaeal histones.

145 ane composition is an important component of archaeal homeostatic response.

146 sodium-coupled Asp symporter, Glt(Ph) is an archaeal homolog of glutamate transporters and has been

147 ransporter from Pyrococcus horikoshii, is an archaeal homolog of mammalian membrane transport protein

148 ell established, particularly within a model archaeal homolog, sodium, and aspartate symporter Glt(Ph

149 The archaeal homologs are selective to aspartate and only co

150 dea that a critical endosymbiosis between an archaeal host and a bacterial endosymbiont transformed t

151 ic' proteins in Archaea, indicating that the archaeal host cell already contained many key components

152 ition of the mitochondrial predecessor by an archaeal host cell fundamentally altered the topology of

153 identified and were found to replicate in an archaeal host species closely related to Metallosphaera

154 provide the genome sequence and identify the archaeal host species of a novel virus, NAV1.

155 or hydrogen flow from an organoheterotrophic archaeal host to a bacterial symbiont.

156 ed to elucidate the identity of the putative archaeal host.

157 genomes of viruses that infect bacterial or archaeal hosts (viruses of eukaryotes will be added at a

158 tous double-stranded DNA viruses that infect archaeal hosts living in nearly boiling acid: Saccharolo

159 MGE and symbiotic relationships with the ir archaeal hosts.

160 of the putative genes in the spindle-shaped archaeal hyperthermophile fuselloviruses have no sequenc

161 The CRISPR-Cas are adaptive bacterial and archaeal immunity systems that have been harnessed for t

162 acterial ancestry, whereas Group II CPNs are archaeal in origin.

163 high temperatures, solve 12 structures of an archaeal ketol-acid reductoisomerase (KARI) vitrified at

164 ranches in the genomic tree of bacterial and archaeal life and illustrate the unique and exciting adv

165 spite the central importance of S-layers for archaeal life, their 3-dimensional (3D) architecture is

166 on agricultural soils and many bacterial and archaeal lineages have the capacity to express respirato

167 r and mcr-like genes in genomes from diverse archaeal lineages suggest that methane metabolism is an

168 communities of anaerobic microbes, including archaeal lineages with potential to mediate oxidation of

169 ators showed significant variability between archaeal lineages, the conserved core of RbkR regulons i

170 rder Sulfolobales was one of the first named Archaeal lineages, with globally distributed members fro

171 previously genomically undescribed (ANME-2c) archaeal lineages.

172 sembled genomes (MAGs) divergent to existing archaeal lineages.

173 erol dibiphytanyl glycerol tetraether (GDGT) Archaeal lipids has been linked to variation in environm

174 results suggest the degree of cyclization in archaeal lipids records a universal response to energy a

175 e the structural characterization of several archaeal M42 aminopeptidases.

176 Here, we study the mcr-containing archaeal MAGs from several hot springs, which reveal fur

177 Analysis of all mcr-containing archaeal MAGs/genomes suggests a hydrothermal origin for

178 this activity with a crystal structure of an archaeal MCM hexamer bound to single-stranded DNA and nu

179 Moreover, some archaeal MCMs are polymorphic, and both hexameric and he

180 In fact, archaeal MCMs are powerful tools for elucidating essenti

181 glycerol tetraethers (GDGTs) are distinctive archaeal membrane-spanning lipids with up to eight cyclo

182 of genes for the key enzyme associated with archaeal methane/alkane metabolism, methyl-coenzyme M re

183 enzyme and a binary Ago-guide complex of the archaeal Methanocaldococcus jannaschii (Mj) Ago.

184 n additional bacterial pathway distinct from archaeal methanogenesis.

185 Bivalves host archaeal methanogenic symbionts carrying out preferentia

186 rsity and seasonal assembly of bacterial and archaeal microbiomes of two perennial cellulosic feedsto

187 ith a pronounced shift in soil bacterial and archaeal microbiota structure towards a more consistent

188 single-molecule fluorescence imaging of the archaeal model glutamate transporter homologue Glt(Ph) f

189 identifiable in Halobacterium salinarum, an archaeal model organism.

190 enomics, and computational methods used with archaeal model organisms have enabled the mapping and pr

191 environments and has emerged as an important archaeal model system.

192 Bacterial and archaeal MPE proteins belong to the binuclear metallopho

193 The archaeal NCX_Mj (Methanococcus jannaschii NCX) system wa

194 s have been isolated from various bacterial, archaeal, or eukaryotic organisms and have been evaluate

195 Species in the archaeal order Sulfolobales thrive in hot acid and exhib

196 lobacterium salinarum, a hypersaline-adapted archaeal organism, grows exponentially at the single-cel

197 The results from various archaeal organisms across the archaeal domain of life sh

198 reveal further expansion in the diversity of archaeal organisms performing methane/alkane metabolism.

199 y complete replication apparatus of apparent archaeal origin.

200 m-labeled GFPssrA substrate and an unlabeled archaeal PAN-20S system to obtain direct structural info

201 What did the archaeal partner donate that made the eukaryotic experim

202 The archaeal partner provided the potential for complex info

203 Our results provide evidence for an archaeal PCNA 'tool-belt' recruitment model of multienzy

204 receptors found in 8 different bacterial and archaeal phyla genetically couple to metalloproteins rel

205 wever, only six of the 27 currently proposed archaeal phyla have cultured representatives.

206 ns can be found in fifteen bacterial and two archaeal phyla.

207 uenced identity) from 47 bacterial and three archaeal phyla.

208 iously known methanogens and span the entire archaeal phylogeny.

209 d and analysed genomes of an uncharacterized archaeal phylum (Candidatus Undinarchaeota), revealing t

210 get all known methanogenic genera within the archaeal phylum Euryarchaeota.

211 escribe two populations of the deeply rooted archaeal phylum Korarchaeota, which were retrieved from

212 candidate bacterial phylum Atribacteria and archaeal phylum Pacearchaeota.

213 he host cell is related to Lokiarchaeota, an archaeal phylum with many eukaryotic features.

214 Here we describe a previously unknown archaeal phylum, Helarchaeota, belonging to the Asgard s

215 anisms from 24 known bacterial phyla and one archaeal phylum.

216 ntian Great Lakes, focusing on Bacterial and Archaeal picoplankton characterized via 16S rRNA amplico

217 We also show that the overall fold of the archaeal pilin is remarkably similar to that of archaeal

218 endonuclease genes of various bacterial and archaeal plasmids.

219 ion bypass intermediates formed by different archaeal polymerase holoenzyme complexes that include PC

220 lfur reduction within a single deeply rooted archaeal population and have implications for the evolut

221 e major taxa in the Archaea, suggesting that archaeal populations may have a greater contribution to

222 inoflagellate symbiont) and 52 bacterial and archaeal populations.

223 to census the bulk of Earth's bacterial and archaeal ("prokaryotic") clades and to estimate their ov

224 The primordial archaeal proteasome consists of a 20S proteolytic core p

225 . acidocaldarius, we identify a role for the archaeal proteasome in regulating the transition from th

226 ed, its putative evolutionary precursor, the archaeal proteasome, remains poorly understood.

227 Eukaryotic and archaeal proteasomes are paradigms for self-compartmenta

228 e that one of the last universally conserved archaeal proteins with unknown biological function is th

229 e present in a large number of bacterial and archaeal proteins.

230 Here we present the initiation of the Archaeal Proteome Project (ArcPP), a community-based eff

231 nces in available eukaryotic, bacterial, and archaeal proteomes.

232 nity-based effort to comprehensively analyze archaeal proteomes.

233 closely resembles bacteriorhodopsin (BR), an archaeal proton pump.

234 'CRISPRicity' metric, genes associated with archaeal proviruses and genes linked to Argonaute genes

235 ly 30,000 eukaryotic, 1500 bacterial, and 20 archaeal pseudokinase sequences into 86 pseudokinase fam

236 rius is the closest experimentally tractable archaeal relative of eukaryotes and, despite lacking obv

237 larchaeota suggested to comprise the closest archaeal relatives of eukaryotes, has helped to elucidat

238 s the current best candidate for the closest archaeal relatives of the eukaryotic nuclear lineage.

239 tional taxonomic units, enable bacterial and archaeal ribosomal RNA gene sequences to be followed acr

240 of wild-type and acetyltransferase-deficient archaeal ribosomes by cryo-electron microscopy provided

241 Archaeal ribosomes have remained near stasis, except for

242 Archaeal RNase P is a ribonucleoprotein made up of one c

243 wever, the number and location of K-turns in archaeal RNase P RNAs (RPRs) are unclear.

244 tate kinetics experiments, we also show that archaeal RNaseH2 rapidly cleaves at embedded ribonucleot

245 oting disagree regarding the position of the archaeal root.

246 'double K-turn' module in type A and type M archaeal RPR variants.

247 escribes the fascinating discovery that some archaeal Rubiscos contain a built-in assembly domain ins

248 detailed 3D electron cryomicroscopy maps of archaeal S-layers from 3 different Sulfolobus strains.

249 nd metagenomics were used to detect specific archaeal sequences in brain abscess samples and controls

250 us reduced skin moisture with an increase in archaeal signatures.

251 Some archaeal species encode a specialised ring nuclease enzy

252 is the first example of a virus infecting an archaeal species that is itself an obligate symbiont and

253 autes are also present in many bacterial and archaeal species(3-5).

254 es across diverse eukaryotic, bacterial, and archaeal species, suggesting they result from positive s

255 l trends present in expression data of other archaeal species.

256 tems are present in nearly all bacterial and archaeal strains and consist of a toxin that reduces gro

257 temperature, and acetyltransferase-deficient archaeal strains exhibit temperature-dependent growth de

258 ow available for 6193 complete bacterial and archaeal strains publicly available in RefSeq.

259 discovery of the Asgard archaea, a proposed archaeal superphylum that includes Lokiarchaeota, Thorar

260 rchaeota, Nanoarchaeota and Nanohaloarchaea) archaeal superphylum.

261 Mammals host diverse bacterial and archaeal symbiont communities (i.e. microbiomes) that pl

262 Our work expands the range of archaeal symbiotic lifestyles and provides a genetically

263 mmensal Methanosphaera stadtmanae as a model archaeal system, we show that the heteromeric complexes

264 he evolutionary divergence of bacterial T4P, archaeal T4P and archaeal flagellar filaments.

265 olutionary relationships among bacterial and archaeal T4P filaments and provide insights into archaea

266 This triples the number of high resolution archaeal T4P structures, and allows us to pinpoint the e

267 trophic archaea of which ANME-1 was the sole archaeal taxon.

268 ionally similar bacterial Gre and eukaryotic/archaeal TFIIS/TFS.

269 hpol kappa, and hpol iota and Dpo4 from the archaeal thermophile Sulfolobus solfataricus We found th

270 here two Bacillus species plus bacterial and archaeal thermophiles contain related proteins of simila

271 Here we constructed a consensus unrooted archaeal topology using protein concatenation and a mult

272 In this review, we discuss key principles of archaeal transcription, new questions that still await e

273 A root for the archaeal tree is essential for reconstructing the metabo

274 G(+)), which was thought to be found only in archaeal tRNAs, was recently detected in genomic DNA of

275 (4)U), a modification found in bacterial and archaeal tRNAs.

276 tron microscopic (cryo-EM) structures of two archaeal type IV pili (T4P), from Pyrobaculum arsenaticu

277 d tryptophanyl pair can be combined with the archaeal tyrosyl or the pyrrolysyl pair in ATMW1 E. coli

278 logic, and microbiologic (bacterial, fungal, archaeal, viral, and protozoal) features of the intestin

279 p., MTIV provides a new system for exploring archaeal virology by examining host-virus interactions a

280 erinfection exclusion and appears to promote archaeal virus speciation.

281 We describe the discovery of an archaeal virus, one that infects archaea, tentatively na

282 aeal T4P filaments and provide insights into archaeal virus-host interactions.

283 ilaments have not been observed in any other archaeal virus.

284 Some archaeal viruses and bacteriophage encode a potent ring

285 w family of archaeal viruses.IMPORTANCE Many archaeal viruses are quite different from viruses infect

286 Furthermore, we show that some archaeal viruses carry mini-CRISPR arrays with 1-2 space

287 d genomic analyses suggest that nonenveloped archaeal viruses have evolved from enveloped viruses by

288 on cryo-EM analysis, we show that a class of archaeal viruses possess hetero-hexameric MCPs which mim

289 We identify 180 phages or archaeal viruses that encode at least one of the enzymes

290 an important source for the discovery of new archaeal viruses with unusual particle morphologies and

291 le-stranded DNA (dsDNA) bacteriophages, some archaeal viruses, and the herpesviruses share a structur

292 led double-stranded DNA bacteriophages, some archaeal viruses, herpesviruses, and adenoviruses.

293 Like eukaryotic and archaeal viruses, which coopt the host's cellular pathwa

294 ng tailed bacteriophages, herpesviruses, and archaeal viruses.

295 unctions, and serve as receptors for certain archaeal viruses.

296 our understanding of the global diversity of archaeal viruses.

297 strating the remarkable genetic diversity of archaeal viruses.

298 a new member of the Globuloviridae family of archaeal viruses.

299 IV as the founding member of a new family of archaeal viruses.IMPORTANCE Many archaeal viruses are qu

300 from other known bacterial, eukaryotic, and archaeal viruses; this finding suggests that viruses inf