Table I.
Selected peel up-regulated (2-fold or higher; P < 0.05) transcripts identified in this study as putatively associated with cuticle metabolism in tomato fruit peel
| Identifier (TCa) | Annotation | Clusterb | |
|---|---|---|---|
| Phenylpropanoid/flavonoid metabolism | |||
| TC174247 | Cinnamyl alcohol dehydrogenase (CAD) | 6 | |
| TC174616 | MYB transcription factor (THM27) | 6 | |
| TC172671 | Acyltransferase | 6 | |
| BT014421 | Isoflavone reductase-like | 9 | |
| BI929841 | UDP-Xyl phenolic glycosyltransferase | 13 | |
| TC170008 | Phospho-2-dehydro-3-deoxyheptonate aldolase (DAHP synthase) | 14 | |
| TC172766 | Prephenate dehydratase (PDH) | 14 | |
| TC170658 | Putative chalcone synthase 1B | 16 | |
| TC172191 | Chalcone synthase 2 (CHS2) | 16 | |
| TC171118 | 5-Enolpyruvylshikimate-3-P synthase (EPSPS) | 16 | |
| BF096444 | Chorismate mutase 1 (CM1) | 16 | |
| CK715539 | Chorismate mutase 1 (CM1) | 16 | |
| TC172772 | Phe ammonia lyase (PAL) | 16 | |
| BG631837 | 4-Coumarate-CoA ligase 2 (4CL2) | 16 | |
| TC178705 | Putative chalcone isomerase 4 | 16 | |
| TC182590 | Putative chalcone-flavanone isomerase | 16 | |
| BT014352 | Flavanone 3-hydroxylase (F3H) | 16 | |
| TC176277 | Flavonoid 3-glucosyl transferase (3GT) | 16 | |
| TC176549 | Glycosyl transferase (GT) | 16 | |
| TC172800 | Flavonol synthase/flavanone 3-hydroxylase (FLS) | 16 | |
| TC183733 | 4-Coumarate 3-hydroxylase (C3H) | 16 | |
| BT014024 | Anthocyanidin-3-glucoside rhamnosyltransferase | 16 | |
| TC180112 | Cinnamoyl-CoA reductase (CCR) | 16 | |
| TC181932 | Isoflavone reductase-like | 16 | |
| CK715844 | Cinnamoyl-CoA reductase (CCR) | 16 | |
| Wax/cutin pathway | |||
| AW928465 | AP2 transcription factor (SHN2/WIN1-like) | 5 | |
| TC190363 | Putative HTH | 5 | |
| TC174873 | Putative HTH | 5 | |
| TC175044 | Putative HTH | 5 | |
| TC173809 | Enoyl-CoA reductase (AtCER10) | 6 | |
| BT013894 | Acyl-CoA synthetase (ACS) | 13 | |
| TC187142 | Long chain acyl-CoA synthase (LACS) | 16 | |
| TC173257 | 3-Ketoacyl-CoA synthase (SlCER6/AtKCS6/AtCUT1) | 16 | |
| TC172551 | 3-Ketoacyl-CoA synthase (SlCER6/AtKCS6/AtCUT1) | 16 | |
| TC171885 | Fatty acid elongase-like protein (CER2-like) | 16 | |
| TC182022 | CER1-like | 16 | |
| BG130630 | Fiddlehead (FDH) | 16 | |
| TC182303 | Glycerol-3-P dehydrogenase | 6 | |
| Fatty acid metabolism (possibly wax/cutin)c | |||
| TC175280 | Acyl-CoA thioesterase | 2 | |
| TC169929 | ω-3 fatty acid desaturase | 3 | |
| TC172718 | Putative pyruvate dehydrogenase E1 β-subunit | 4 | |
| BG631546 | Extracellular lipase 1 (EXL1) | 5 | |
| TC170157 | Esterase | 5 | |
| TC185612 | Esterase | 6 | |
| TC170192 | Lipid transfer protein | 6 | |
| BT014187 | Lipid transfer protein | 6 | |
| TC176438 | Cytochrome b5 | 6 | |
| BG735394 | Stearoyl-ACP desaturase | 9 | |
| TC170046 | Lipoxygenase | 9 | |
| TC180384 | Esterase/lipase/thioesterase | 13 | |
| TC188586 | Acyl-ACP thioesterase | 13 | |
| AW039066 | Extracellular lipase (EXL1) | 13 | |
| BT012874 | GDSL motif lipase | 13 | |
| TC172499 | GDSL motif lipase | 14 | |
| TC179926 | Acyl-CoA oxidase | 14 | |
| TC172218 | Nonspecific lipid transfer protein | 14 | |
| TC179774 | Lipid transfer protein | 16 | |
| BG628343 | GDSL motif lipase | 16 | |
| BI209975 | Lipase | 16 | |
| TC174706 | 3-Hydroxyisobutyryl-CoA hydrolase | 16 | |
| TC174104 | GDSL motif lipase | 16 | |
| Others | |||
| TC173181 | Strictosidine synthase | Alkaloid metabolism | 5 |
| TC188260 | Tropinone reductase | Alkaloid metabolism | 13 |
| TC169841 | β-Galactosidase | Cell wall | 9 |
| TC189627 | MYB transcription factor (MIXTA-like) | TF activity | 2 |
| TC173525 | MADS box transcription factor (RIN) | TF activity | 22 |
a
GenBank accession numbers are given when no TC index (The Institute for Genomic Research identifier) is available.
b
Cluster of expression profile to which the gene belongs (see Supplemental Fig. S1 for clusters).
c
Transcripts included in the fatty acid metabolism category are homologs/orthologs of genes that were suggested/predicted but not shown to be involved in wax/cutin metabolism.