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Table 2 Similarity of gene regulation between P. pastoris and S. cerevisiae upon DTT treatment

From: Novel insights into the unfolded protein response using Pichia pastoris specific DNA microarrays

Function

Subfunction

No. of similarly regulated/total

% similar regulation

Translocation

total

4/6

67

Glycosylation

total

11/22

50

 

Core oligosaccharide synthesis

3/4

75

 

Oligosaccharyltransferase

4/4

100

 

Glycoprotein processing

1/5

20

 

GPI anchoring

1/4

25

 

Golgi/O-linked

2/5

40

Protein Folding

total

5/8

63

 

Chaperones

3/5

60

 

Disulfide bond formation

2/3

67

Protein Degradation

total

4/5

80

 

ERAD

3/3

100

 

Ubiquitin/Proteasome

1/2

50

Transport

total

11/20

55

 

Budding (ER-Golgi)

4/7

57

 

Fusion (ER-Golgi)

1/1

100

 

Retrieval (ER-Golgi)

4/5

80

 

Distal secretion

2/7

29

Lipid Metabolism

total

5/18

28

 

Fatty acid metabolism

0/4

0

 

Heme biosynthesis

2/5

40

 

Phospholipid biosynthesis

2/6

33

 

Sphingolipid biosynthesis

0/1

0

 

Sterol metabolism

1/2

50

Vacuolar Protein Sorting

total

1/4

25

Cell Wall Biogenesis

total

4/10

40

  1. All genes that were indicated in [17] as core UPR genes in S. cerevisiae and having an annotation in P. pastoris were grouped by their GO process functions. Similar regulation of a gene means upregulated, downregulated or below cut-off, respectively, in both yeasts.