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Table 1 Overrepresentation of MIPS functional categories in genes that were differentially transcribed in response to fully fermentative conditions. Clusters A&B, 2 & 3 and 4, 5 & 6 had similar expression pattern and similar enrichments, and were therefore pooled before the overrepresentation analysis. Enrichment was estimated by hypergeometric distribution analysis (cut-offs around 10-5, see Materials and Methods); magnitude of the enrichment is indicated by the p-value.

From: New insights into the Saccharomyces cerevisiae fermentation switch: Dynamic transcriptional response to anaerobicity and glucose-excess

MIPS_cat.

  

A&B (283 genes)

C (237 genes)

D (87 genes)

nr.

description

nr of genesa

nr of genesb

p-value

nr of genesb

p-value

nr of genesb

p-value

01

METABOLISM

1531

    

38

3.8E-05

01.01

   amino acid metabolism

243

28

2.6E-06

29

1.7E-08

  

01.01.06

metabolism of the aspartate family

64

  

13

4.5E-07

  

01.01.06.05.01

biosynthesis of methionine

14

  

5

1.0E-04

  

01.03

   nucleotide metabolism

230

23

6.3E-05

23

1.2E-05

  

01.03.01

purine nucleotide metabolism

66

  

17

3.8E-09

  

01.03.01.03

purine nucleotide anabolism

29

  

13

7.4E-12

  

01.05.01

   C-compound and carbohydrate utilization

510

    

18

1.4E-04

01.05.01.07.03

tetrahydrofolate-dependent C-1-transfer

14

  

6

5.8E-06

  

11

TRANSCRIPTION

1036

126

9.4E-31

    

11.02.01

   rRNA synthesis

56

12

4.4E-06

    

11.02.02

   tRNA synthesis

39

9

3.8E-05

    

11.04

RNA processing

394

89

9.4E-42

    

11.04.01

   rRNA processing

174

78

8.7E-62

    

11.06

RNA modification

65

19

2.1E-11

    

11.06.01

   rRNA modification

17

9

1.0E-08

    

12

PROTEIN SYNTHESIS

511

63

1.7E-14

103

7.6E-53

  

12.01

   ribosome biogenesis

343

49

8.5E-14

89

1.0E-54

  

12.01.01

ribosomal proteins

277

  

88

1.8E-62

  

14

PROTEIN FATE (folding, modification, destination)

       

14.07.02

   modification with sugar residues

70

    

8

4.1E-06

14.07.02.01

O-directed glycosylation

16

    

4

5.2E-05

16

PROTEIN WITH BINDING FUNCTION

1049

82

4.6E-08

    

16.03

   nucleic acid binding

346

47

2.0E-12

    

16.03.03

RNA binding

194

31

2.8E-10

    

20

CELLULAR TRANSPORT, TRANSPORT FACILITATION...

1038

      

20.01.13

   lipid transport

43

    

5

3.3E-05

MIPS_cat.

  

1 (120 genes)

2 & 3 (577 genes)

4, 5 & 6 (617 genes)

nr.

   description

nr of genesa

nr of genesb

p-value

nr of genesb

p-value

nr of genesb

p-value

01

METABOLISM

1531

  

193

4.3E-08

192

1.3E-05

01.05

   C-compound and carbohydrate metabolism

510

  

89

2.6E-10

80

4.9E-06

01.05.01.01.01

sugar, glucoside, polyol and carboxylate catabolism

82

    

27

4.7E-09

01.06

   lipid, fatty acid and isoprenoid metabolism

292

    

55

6.6E-07

01.06.01.07

isoprenoid metabolism

41

    

14

1.6E-05

01.06.01.07.11

tetracyclic and pentacyclic triterpenes biosynthesis

36

    

13

1.6E-05

02

ENERGY

360

  

112

5.1E-35

69

1.1E-08

02.10

   tricarboxylic-acid pathway

31

  

11

4.7E-05

12

1.5E-05

02.11

   electron transport & membrane-ass. energy conservation

54

  

30

4.2E-18

  

02.13

   Respiration

131

  

53

1.1E-22

  

02.13.03

aerobic respiration

74

  

38

5.2E-21

  

02.19

   metabolism of energy reserves

53

    

16

2.4E-05

02.25

   oxidation of fatty acids

9

  

6

3.5E-05

  

02.45.15

energy generation (e.g. ATP synthase)

18

    

9

1.5E-05

11

TRANSCRIPTION

       

11.02.03.04.01

   transcriptional activator

42

7

1.2E-05

    

14

PROTEIN FATE (folding, modific., destination)

1167

    

173

1.6E-08

14.07.11

   protein processing (proteolytic)

92

    

24

4.1E-07

14.13

   protein degradation

264

    

61

3.6E-11

14.13.01

cytoplasmic and nuclear protein degradation

194

    

48

4.2E-10

14.13.01.01

proteasomal degradation

134

    

33

2.8E-07

20

CELLULAR TRANSPORT, TRANSPORT FAC.

1028

      

20.01.15

electron/hydrogen transport

76

  

24

2.3E-08

  

20.09

   transport routes

695

    

98

4.2E-05

32

CELL RESCUE, DEFENSE AND VIRULENCE

559

  

77

7.4E-05

  

32.01

   stress response

454

  

73

4.2E-07

  

32.01.01

oxydative stress response

56

  

18

10E-06

  

32.01.07

unfolded protein response (ER quality control)

74

  

16

7.6E-04

  

42

BIOGENESIS OF CELL. COMPONENTS

       

42.16

   mitochondrion

170

  

38

9.0E-08

35

1.1E-05

  1. a: amount of genes in the genome belonging to the specified functional category
  2. b: amount of genes in the respective clusters or group of clusters belonging to the specified functional category