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

From: Intracellular Ca2+ and K+ concentration in Brassica oleracea leaf induces differential expression of transporter and stress-related genes

Functional category Class 1 Class 2 Class 3 Class 4
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  
  1. Class 1, specific for tip-burn susceptible phenotype; class 2, up-regulated in tip-burn resistant cabbage and kale; class 3, specific for kale; class 4, up- or down-regulated in all leaf segments compared to LA of tip burn-susceptible cabbage