Table 1 List of DEGs from sweet potato roots (LK vs HK) identified in this study

Transporter

Sugar transporter sweet1

g39263.t1

−1.60

2.68E-04

down

Sulfate transporter 3.4

g51451.t1

−1.07

1.90E-07

down

High affinity nitrate transporter 2.4

g4703.t1

1.38

5.62E-05

up

Auxin transporter (PIN 8)

g30544.t1

−1.65

1.40E-14

down

Mitochondrial Fe²⁺ transporter MMT1

g69.t1

−1.28

1.78E-05

down

Transcription factor

Transcription factor MYC2

g33888.t1

3.18

1.88E-12

up

Transcription factor TCP4

g63932.t1

−1.18

6.49E-08

down

WRKY transcription factor 70

g20452.t1

1.12

1.42E-07

up

Ethylene-responsive transcription factor 4

g5338.t1

2.26

2.84E-06

up

NAC domain-containing protein 29

g42790.t1

1.39

1.60E-08

up

MYB48

g13997.t1

1.67

1.90E-07

up

Light-inducible transcription factor CPRF2

g12270.t1

−1.08

1.10E-04

down

Cell wall related

Wall-associated receptor kinase-like

g38476.t1

2.23

4.24E-04

up

Lignin-forming anionic peroxidase

g8484.t1

1.38

1.52E-04

up

Expansin-A2-like

g3926.t1

−2.04

8.11E-18

down

plant defense

Defensin J1–2

g12661.t1

1.42

2.92E-05

up

Disease resistance response protein 206

g19608.t1

−1.06

1.06E-04

down

Pathogenesis-related protein PR-1-like

g43100.t1

−1.15

2.51E-04

down

Pathogenesis-related protein P2

g56218.t1

−1.08

2.57E-04

down

Kinase

calcium/calmodulin-dependent protein kinase type

g13127.t1

−1.28

8.95E-08

down

Probable LRR receptor-like serine/threonine-protein kinase

g3822.t1

−1.24

9.88E-05

down

Hormone

JAZ7

g29758.t1

3.45

1.04E-12

up

Ethylene receptor 2

g13882.t1

1.06

5.30E-4

up

Auxin-induced protein

g3636.t1

−1.74

1.83E-16

down

E3 ubiquitin ligase

E3 ubiquitin ligase

g60180.t1

2.76

7.13E-06

up

Uclacyanin

Uclacyanin-2

g60212.t1

8.18

3.92E-59

up