Table 2 Gene expression changes during curdlan production for select genes with potential influence on curdlan biosynthesis

Curdlan biosynthesis

AGRO_1847

99.0

7.8E-4

crdA

hypothetical protein Atu3057

AGRO_1848

94.8

1.1E-3

crdS

β1,3-glucan synthase catalytic subunit

AGRO_1849

65.8

9.1E-5

crdC

hypothetical protein Atu3055

AGRO_1729

47.5

4.8E-5

-

ECF family RNA polymerase sigma factor

Nitrogen signaling cascade

AGRO_1033

5.2

1.4E-2

glnK

nitrogen regulatory protein PII

AGRO_4555

2.0

1.8E-2

nifR

nitrogen regulation protein

AGRO_0407

1.9

8.3E-3

rpoN

RNA polymerase factor sigma-54

AGRO_4554

-1.0

8.1E-1

ntrB

two component sensor kinase

AGRO_4553

-2.0

9.4E-2

ntrC

two component response regulator

AGRO_0420

-5.8

1.0E-3

glnD

PII uridylyl-transferase

c-di-GMP biosynthesis

AGRO_3967

5.7

3.2E-3

-

GGDEF domain protein

AGRO_0636

2.3

5.7E-2

-

GGDEF domain protein

AGRO_0033

2.2

4.2E-2

-

GGDEF domain protein

Acidocalcisome-associated

AGRO_5348

2.4

5.1E-4

chaA

Ca²⁺/H⁺ antiporter

AGRO_2774

1.9

3.3E-3

ppx1

exopolyphosphatase

AGRO_2974

1.8

3.0E-1

aqpZ

aquaporin Z

AGRO_2553

1.1

4.4E-1

ppk

polyphosphate kinase

AGRO_1846

1.1

6.7E-1

-

Na⁺/H⁺antiporter

AGRO_0927

-2.2

6.8E-4

ppa

Inorganic pyrophosphatase

GRO_2552

-3.6

2.5E-3

ppx2

exopolyphosphatase

AGRO_2518

-6.9

4.5E-3

rrpP

membrane-bound proton-translocating pyrophosphatase

Stringent response

AGRO_1497

3.9

1.6E-3

relA/spoT

GTP pyrophosphohydrolase/synthetase