Table 2 Functional categories of phenotype-specific transport activity and response to stress genes expressed in tip-burn susceptible and resistant cabbages and kale

Transport activity

 Ca²⁺ activated outward rectifying K⁺ channel

1

1

 Intracellular protein transport

11

5

4

 ABC transporter

2

1

1

 Lipid transporter

1

1

1

 Phosphate transporter

1

1

1

 MATE efflux family

4

3

 Sugar transporter

3

1

 K⁺ transporter

3

1

 Vacuolar protein sorting-related

2

1

 Vesicle transport protein

1

1

 Nodulin MtN21/EamA-like transporter

1

2

 Aluminium activated malate transporter

1

 Cation/H⁺ exchanger

1

 ATP/ADP transporter

2

 Iron-regulated transporter

1

 Heavy metal transporter

1

 UDP-galactose transporter

1

 Urea transmembrane transporter

1

 Zinc ion transporter

1

 Anion channel

1

 Calcium ion transporter

1

 Inositol transporter

1

 Manganese tracking factor

1

 Nitrate transmembrane transporter

1

 Nuclear transporter

1

 Peptide transporter

1

 Phosphatidylinositol transfer protein

1

 Magnesium transporter

1

Response to stress

 Heat-shock stress related

6

3

1

 Disease resistance protein

4

10

5

 Abiotic stress related

2

2

2

 Osmotic stress

3

4

 Light stress related

2

4

 Cold-stress and salt responsive protein

1

1

 Photoxidative stress related

1

 Drought stress related

1

 Cold-stress related

1