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Table 1 Annotation and transcription changes of significantly different unigenes related to astaxanthin, fatty acid, pyruvate metabolic pathway and photosynthesis

From: Astaxanthin accumulation difference between non-motile cells and akinetes of Haematococcus pluvialis was affected by pyruvate metabolism

Gene name

Gene definition

KEGG

3 vs. 4

5 vs. 6

FC

P-value

FC

P-value

Astaxanthin biosynthesis pathway

 bkt

β-Carotene ketolase (EC 1.14.99.63)

K09836

3.8

**

1.9

***

 chyb

β-Carotene 3-hydroxylase (EC 1.14.15.24)

K15746

16

***

2.6

***

 lcyb

Lycopene beta cyclase (EC 5.5.1.19)

K06443

2.9

***

1.9

***

 psy

15-cis-Phytoene/all-trans-phytoene synthase (EC 2.5.1.32)

K02291

2.4

***

2.4

***

 zds

ζ-Carotene desaturase (EC 1.3.5.6)

K00514

2.7

***

2.0

***

Pyruvate metabolic pathway

 ppc

Phosphoenolpyruvate carboxylase (EC 4.1.1.31)

K01595

1.0

*

2.1

***

 pdhD

Dihydrolipoamide dehydrogenase (EC 1.8.1.4)

K00382

1.6

***

1.7

***

 PK

Pyruvate kinase (EC 2.7.1.40)

K00873

2.0

***

1.3

***

 fumA, fumB

Fumarate hydratase, class I (EC 4.2.1.2)

K01676

0.50

***

1.6

***

 MDH2

Malate dehydrogenase (NADP +) (EC 1.1.1.82)

K00051

0.90

*

1.5

***

 pdhC

Pyruvate dehydrogenase E2 component (dihydrolipoamide acetyltransferase) (EC 2.3.1.12)

K00627

2.0

***

1.7

***

 pdhA

Pyruvate dehydrogenase E1 component alpha subunit (EC 1.2.4.1)

K00161

0.50

***

1.1

*

 NADP-ME

Malate dehydrogenase (oxaloacetate-decarboxylating) (NADP+) (EC 1.1.1.40)

K00029

1.1

*

1.8

***

  1. *** indicates statistical significance at P-value ≤ 0.001; ** indicates statistical significance at P-value ≤ 0.005; * indicates statistical significance at P-value ≤ 0.05