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Table 1 Quantitative determination of PhTPS 1–4 catalytic products

From: Putative trehalose biosynthesis proteins function as differential floridoside-6-phosphate synthases to participate in the abiotic stress response in the red alga Pyropia haitanensis

Enzyme

Product (μM)

Enzyme activity (μmol·h−1·mg−1)

Floridoside

Isofloridoside

Floridoside

Isofloridoside

PhTPS1

142.8 ± 18.5

275.1 ± 17.2

0.26 ± 0.02

0.50 ± 0.02

PhTPS2

ND

ND

ND

ND

PhTPS3

ND

196.0 ± 23.1

ND

0.23 ± 0.03

PhTPS4

119.6 ± 16.1

272.3 ± 14.2

0.22 ± 0.02

0.61 ± 0.01

  1. ND None detected
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BMC Plant Biology

ISSN: 1471-2229

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