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Table 1 Genome sizes, protein numbers and GC content of sequenced archaeal strains.

From: Phylogenomic analysis of proteins that are distinctive of Archaea and its main subgroups and the origin of methanogenesis

 

Strain Name

Order

Temperature Range

Genome Size (Mb)

GC content (%)

Protein Number

Crenarchaeota

Pyrobaculum aerophilum str. IM2

Thermoproteales

H

2.22

52

2,605

 

Aeropyrum pernix K1

Desulfurococcales

H

1.67

67

1,841

 

Sulfolobus acidocaldarius DSM 639

Sulfolobales

A

2.23

36.7

2,223

 

Sulfolobus solfataricus P2

Sulfolobales

A

2.99

35.8

2,977

 

Sulfolobus tokodaii str. 7

Sulfolobales

A

2.69

32.8

2,825

Euryarchaeota

Thermococcus kodakarensis KOD1

Thermococcales

H

2.09

52

2,306

 

Pyrococcus abyssi GE5

Thermococcales

H

1.77

42

1,898

 

Pyrococcus horikoshii OT3

Thermococcales

H

1.74

42

1,955

 

Pyrococcus furiosus DSM 3638

Thermococcales

H

1.91

42

2,125

 

Methanopyrus kandleri AV19

Methanopyrales

H

1.69

60

1,687

 

Methanothermobacter thermautotrophicus*

Methanobacteriales

T

1.75

49.5

1,873

 

Methanosphaera stadtmanae DSM 3091

Methanobacteriales

M

1.77

27.6

1,534

 

Methanococcus maripaludis S2

Methanococcales

M

1.66

33.1

1,722

 

Methanocaldococcus jannaschii DSM 2661

Methanococcales

H

1.74

31.3

1,786

 

Methanospirillum hungatei JF-1

Methanomicrobiales

M

3.54

45.2

3,139

 

Methanosaeta thermophila PT

Methanosarcinales

T

1.9

53.5

1,696

 

Methanococcoides burtonii DSM 6242

Methanosarcinales

M

2.58

45.8

2,273

 

Methanosarcina acetivorans C2A

Methanosarcinales

M

5.75

42.7

4,540

 

Methanosarcina mazei Go1

Methanosarcinales

M

4.10

41.5

3,370

 

Methanosarcina barkeri str. fusaro

Methanosarcinales

M

4.87

39.2

3,624

 

Archaeoglobus fulgidus DSM 4304

Archaeoglobales

H

2.18

46

2,420

 

Halobacterium sp. NRC-1

Halobacteriales

M

2.57

65.9

2,622

 

Haloarcula marismortui ATCC 43049

Halobacteriales

M

4.27

61.1

4,240

 

Haloquadratum walsbyi DSM 16790

Halobacteriales

M

3.18

47.9

2,646

 

Natronomonas pharaonis DSM 2160

Halobacteriales

M

2.75

63.1

2,822

 

Picrophilus torridus DSM 9790

Thermoplasmatales

A

1.55

36

1,535

 

Thermoplasma acidophilum DSM 1728

Thermoplasmatales

A

1.56

50

1,482

 

Thermoplasma volcanium GSS1

Thermoplasmatales

A

1.58

50

1,499

 

Nanoarchaeum equitans Kin4-M

N/A

H

0.49

31.6

536

  1. Abbreviations for temperature range: H-hyperthermophilic; T-thermophilic; M-mesophilic; A-thermoacidophilic. * is strain M. thermautotrophicus str. Delta H.