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Table 2 List of the 23 differentially expressed proteins found in rifampicin resistant Neisseria meningitidis strains

From: Neisseria meningitidis rifampicin resistant strains: analysis of protein differentially expressed

Spot n

Protein name (gene) a

Protein accession number

Ordered Locus Nameb

Sequence coverage %

Mowse Score

MWt/pIt

Expression level c

UniProtKB

Functional classification d

1

Aconitate hydratase (acn B)

A1KUZ6

NMC1492

51

403

93412/5.38

up

Carbohydrate metabolism: TCA cycle

2

Piruvate dehydrogenase subunit E1 (ace E)

A1KUG5

NMC1278

53

426

99915/5.60

up

Carbohydrate metabolism: pyruvate metabolism

3

Putative phosphoenolpyruvate synthase (pps A)

A1KSM6

NMC0561

26

165

87128/6.01

up

Carbohydrate metabolism: pyruvate metabolism

4

Elongation factor G (fus A)

A1KRH0

NMC0127

30

245

77338/5.08

up

Genetic Information Processing: protein synthesis

5

Isocitrate dehydrogenase (icd)

A1KTJ0

NMC0897

27

229

80313/5.53

up*

Carbohydrate metabolism: TCA cycle

6

60 kDa chaperonin (gro L)

A1KW52

NMC1948

41

206

57535/4.90

down

Genetic Information Processing: protein folding

7

ATP synthase subunit α (atp A)

A1KW13

NMC1908

62

281

55481/5.50

down

Energy metabolism: oxidative phosphorilation

8

N utilisation substance protein A (nus A)

A1KV50

NMC1556

71

426

55745/4.54

up

Genetic Information Processing: protein synthesis

9

Putative phosphate acyltransferase (NMC0575)

A1KSN9

NMC0575

47

263

57551/5.47

up*

Carbohydrate metabolism: propanoate metabolism

10

Probable malate:quinone oxidoreductase (mqo)

A1KWH2

NMC2076

36

178

54091/5.58

down

Carbohydrate metabolism: TCA cycle

11

Trigger factor (tig)

A1KUE0

NMC1250

51

209

48279/4.76

down

Genetic Information Processing: protein folding

12

Enolase (eno)

A1KUB6

NMC1220

25

129

46319/4.78

down

Carbohydrate metabolism: glycolysis

13

Cell division protein (fts A)

A1KVK9

NMC1738

40

132

44348/5.33

down

Genetic Information Processing: cell division

14

Glutamate dehydrogenase (gdh A)

A1KVB4

NMC1625

54

221

48731/5.80

up

Energy metabolism: amino acid metabolism

15

Putative zinc-binding alcohol dehydrogenase (NMC0547)

A1KSL2

NMC0547

38

235

38283/5.32

down*

Carbohydrate metabolism: butanoate metabolism

16

Succinyl-CoA ligase [ADP-forming] subunit beta (suc C)

A1KTM6

NMC0935

26

125

41567/5.01

up

Carbohydrate metabolism: TCA cycle

17

DNA-directed RNA polymerase subunit α (rpo A)

A1KRJ9

NMC0158

41

184

36168/4.94

up

Genetic Information Processing: transcription

18

Carboxyphosphonoenol pyruvate phosphonomutase (prp B)

A1KVK6

NMC1733

73

234

31876/5.22

down

Carbohydrate metabolism: propanoate metabolism

19

Putative malonyl Co-A acyl carrier protein transacylase (fab D)

A1KRY7

NMC0305

57

158

31958/5.44

down

Lipid metabolism: fatty acid biosynthesis

20

Septum site-determining protein (min D)

A1KRK2

NMC0161

29

143

29768/5.70

down

Genetic Information Processing: cell division

21

Putative two-component system regulator (NMC0537)

A1KSK4

NMC0537

74

181

24821/5.44

down

Environmental Information Processing: signal transduction

22

Peptidyl-prolyl cis-trans isomerase (ppi B)

A1KT50

NMC0744

84

260

18840/5.04

down

Genetic Information Processing: protein folding

23

Putative oxidoreductase (NMC0426)

A1KSA1

NMC0426

52

129

20759/5.74

down*

-

  1. a According to the UniProtKB/TrEMBL entry http://www.uniprot.org/.
  2. bOrdered Locus Name in Neisseria meningitidis serogroup C/serotype 2a (strain ATCC 700532/FAM18)
  3. c Expression level of RIF R versus RIF S strains.
  4. d Functional classification of the proteins according to KEGG: Kyoto Encyclopedia of Genes and Genomes http://www.genome.jp/kegg/.
  5. *Protein with changed pI in RIF R versus RIF S isolate.