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Table 2 The average Z-scores for 1D comparative LC/MS proteomic analyses (four columns after description) and MRM results (last four columns) for the key proteins

From: Reduced catabolic protein expression in Clostridium butyricum DSM 10702 correlate with reduced 1,3-propanediol synthesis at high glycerol loading

Locus Tag

Description

ST170 mM- EXP170 mM

ST620 mM-EXP620 mM

EXP620 mM-EXP170 mM

ST620 mM-ST170 mM

ST170 mM- EXP170 mM

ST620 mM- EXP620 mM

EXP620 mM-EXP170 mM

ST620 mM-ST170 mM

CBY_0205

phosphate acetyltransferase

−0.04

1.24

−0.85

0.25

NQ

0.68

NQ

NQ

CBY_0206

acetate kinase

0.00

0.19

−1.00

−0.99

0.25

0.60

−0.73

−0.40

CBY_0233

pyruvate:ferredoxin oxidoreductase

−0.84

0.09

0.30

1.32

NQ

NQ

NQ

NQ

CBY_0500

1.3-propanediol dehydrogenase

−0.26

−0.47

0.06

−0.12

−0.20

−0.32

−0.61

−0.75

CBY_0501

glycerol dehydratase (activator)

−0.63

−0.52

−1.02

−1.05

−0.64

−0.59

−1.56

−1.53

CBY_0502

glycerol dehydratasea

−0.34

−0.87

0.24

−0.21

−0.71

−0.74

−0.63

−0.67

CBY_0505

dihydroxyacetone kinase. (phosphotransfer subunit)

−0.31

−1.55

−1.14

−2.52

0.18

−0.06

−1.32

−1.57

CBY_0506

dihydroxyacetone kinase (L subunit)

0.47

0.28

0.08

−0.15

0.52

−0.27

−0.15

−0.95

CBY_0508

Glycerol dehydrogenaseb

0.07

−0.19

0.04

−0.24

−0.39

−0.17

−1.97

−1.77

CBY_0742

L-lactate dehydrogenase

0.19

−0.79

1.08

0.29

0.22

−0.59

0.26

−0.56

CBY_1290

acetyl-CoA acetyltransferase

0.58

0.06

1.19

0.83

0.23

0.27

0.68

0.71

CBY_1889

pyruvate:ferredoxin oxidoreductase

−0.35

0.00

0.32

0.75

−0.04

0.50

−1.12

−0.60

CBY_2300

FeFe hydrogenase-1

−0.27

−1.46

1.57

0.69

−0.27

−0.49

−0.43

−0.67

CBY_2341

L-lactate dehydrogenase

0.66

0.10

0.51

−0.02

1.31

0.95

0.13

−0.25

CBY_2757

L-lactate dehydrogenase

−1.08

−1.43

0.28

0.08

NQ

0.07

NQ

NQ

CBY_2919

phosphate butyryltransferase

0.60

0.16

1.15

0.86

0.36

0.59

0.00

0.22

CBY_2920

butyrate kinase

0.62

0.54

0.89

0.91

0.26

0.32

−0.38

−0.33

CBY_3041

3-hydroxybutyryl-CoA dehydratase

0.50

0.29

1.17

1.11

NQ

NQ

NQ

NQ

CBY_3042

acyl-coa dehydrogenase (short-chain specific)

0.20

−0.25

0.90

0.60

−0.06

−0.06

0.96

0.94

CBY_3045

3-hydroxybutyryl-coa dehydrogenase

0.24

0.20

1.16

1.28

0.31

0.06

−0.04

−0.30

CBY_3235

Glycerol dehydrogenasec

−0.02

−0.52

−1.47

−2.23

−0.34

−0.36

−2.66

−2.70

CBY_3258

acyl-coa dehydrogenase (short-chain specific)

0.13

0.41

−0.39

−0.20

0.16

0.64

−1.51

−1.05

CBY_3642

pyruvate:ferredoxin oxidoreductase

−0.05

0.29

0.02

0.35

−0.01

0.49

−1.04

−0.56

CBY_3690

dihydroxyacetone kinase.(L subunit)

0.57

0.75

−1.75

−1.94

0.13

0.40

−2.44

−2.19

CBY_3691

dihydroxyacetone kinase (DhaK subunit)

0.42

0.58

−0.79

−0.81

NQ

NQ

NQ

NQ

CBY_3747

NADPH-dependent butanol dehydrogenase

0.35

−1.12

−0.12

−1.61

−0.13

−0.22

−1.01

−1.11

CBY_3751

NADPH-dependent butanol dehydrogenase

0.23

0.08

0.36

0.26

0.53

0.18

−0.57

−0.94

CBY_3753

Ethanol dehydrogenase (aldehyde-alcohol dehydrogenase 2)

−2.58

−1.08

2.61

4.78

−0.27

−0.12

−0.15

−0.01

CBY_9999

glycerol uptake facilitator protein

NQ

NQ

NQ

NQ

NQ

NQ

NQ

NQ

  1. NQ: Not quantifiable. aWrongly annotated as pyruvate formate-lyase.bWrongly annotated as 3-dehydroquinate synthase.cWrongly annotated as 3-dehydroquinate synthase.
  2. The values indicate the differences between the samples taken from different growth phases (EXP; exponential and ST; stationary) and/or different initial glycerol concentrations (170 mM and 620 mM) of C. butyricum cells. Numbers in bold indicate differences in protein measurements that are greater that 2 fold.