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Table 1 Data set.

From: Structural adaptation of extreme halophilic proteins through decrease of conserved hydrophobic contact surface

 

PDBa)

Qb)

Organismc)

[NaCl]d)

Survivale)

Res(Ã…)f)

Nameg)

PDBa)

Qb)

Organismc)

Res(Ã…)f)

Sequence identity(%)h)

1

1DOI

1

Haloarcula marismortui (A)

3.4-3.9M

Salt-in

1.90

Ferredoxin

1FXA

1

Anabaena sp. (B)

2.50

51%

2

1NWZ

1

Halorhodospira halophila (B)

1.5-5.1M

Osmolytes

0.82

Photoreceptor

1MZU

1

Rhospirillum centenum (B)

2.00

46%

3

1TJO

12

Halobacterium salinarum (A)

3.9M

Salt-in

1.60

DNA-protecting protein

2VXX

12

Thermosinechococcus elongatus (B)

2.40

36%

4

2B5W

2

Haloferax mediterranei (A)

3.4-4.3M

Salt-in

1.60

Glucose dehydrogenase

2CD9

4

Sulfolobus solfatarius (A)

1.80

30%

5

2CC6

12

Halobacterium salinarum (A)

3.9M

Salt-in

1.27

Dodecin

2V18

12

Thermus thermophilus (B)

2.59

42%

6

3IBM

2

Halorhodospira halophila (B)

1.5-5.1M

Osmolytes

2.00

Cupin 2 domain-containing protein

3KGZ

2

Rhodopseudomonas palustris (B)

1.85

44%

7

1ITK

2

Haloarcula marismortui (A)

3.4-3.9M

Salt-in

2.00

Catalase-peroxidase

2FXG

2

Burkolderia pseudomallei (B)

2.00

60%

8

2AZ3

6

Halobacterium salinarum (A)

3.9M

Salt-in

2.20

Nucleoside diphosphate kinase

3B54

6

Saccharomyces cerevisiae (B)

3.10

54%

9

2J5K

4

Haloarcula marismortui (A)

3.4-3.9M

Salt-in

1.95

Malate dehydrogenase

1Y6J

2

Clostridium thermocellum (B)

3.01

33%

10

1CNO

2

Marinobacter hydrocarbonoclasticus (B)

0.6-0.85M

Osmolytes

2.20

Cytochrome c552

1ETP

1

Pseudomonas stutzeri (B)

2.20

47%

11

1NML

1

Marinobacter hydrocarbonoclasticus (B)

0.6-0.85M

Osmolytes

2.20

Cytochrome c peroxidase

3HQ6

2

Geobacter sulfurreducens (B)

2.20

64%

12

2VPN

1

Halomonas elongata (B)

0.5-1.4 max 5.5M

Osmolytes

1.55

Prisplasmic ectoin-binding protein

3FXB

1

Ruegeria pomeroyi (B)

2.90

62%

13

3IFV

3

Haloferax volcanii (A)

1.7M

Salt-in

2.00

Proliferating cell nuclear antigen

1RWZ

3

Archaeglobus fulgidus (A)

1.80

36%

14

3IGN

1

Marinobacter aquaeloi vt8 (B)

0.6-0.85M

Osmolytes

1.83

GGDEF domain

3I5C

2

Pseudomonas aeruginosa pao1 (B)

1.94

40%

15

3BSM

8

Chromohalobacter salexigens (B)

1.2-1.7M

Osmolytes

2.20

D-mannonate dehydratase

2QJJ

8

Novosphingobium aromaticivorans (B)

1.80

66%

  1. List of protein pairs utilized in the work. Boldfaced PDB codes indicate extreme halophiles.
  2. a) Protein Data Bank code
  3. b) Number of monomers in the biological unit
  4. c) Source organisms. (A) = Archaea; (B) = Bacteria
  5. d) Optimal range of NaCl concentration for growth. The first 9 lines contain structures from extreme halophiles; the remaining 6 lines report moderate halophiles.
  6. e) The survival strategy adopted by corresponding organism: "salt-in" or "osmolytes" strategy
  7. f) Crystallographic resolution
  8. g) Protein name as reported in the Protein Data Bank
  9. h) Sequence percentage of identity between protein pairs