EC Number |
Recommended Name |
Source Tissue |
Reference |
---|
6.2.1.12 | 4-coumarate-CoA ligase |
phloem |
- |
616, 694735, 746098, 746109 |
4.1.1.35 | UDP-glucuronate decarboxylase |
phloem |
- |
2402, 728599 |
5.1.3.5 | UDP-arabinose 4-epimerase |
phloem |
- |
2402 |
3.2.1.2 | beta-amylase |
phloem |
tissue culture |
208631 |
1.1.1.255 | mannitol dehydrogenase |
phloem |
- |
286405 |
2.4.1.34 | 1,3-beta-glucan synthase |
phloem |
- |
489070 |
2.4.1.207 | xyloglucan:xyloglucosyl transferase |
phloem |
XET activity in xylem and phloem fibers at the stage of secondary wall formation, PttXET16A |
636836 |
2.4.1.123 | inositol 3-alpha-galactosyltransferase |
phloem |
GolS-2 is primarily expressed in the phloem-associated intermediary cells known for their role in raffinose family oligosaccharides phloem loading |
638605 |
1.5.99.12 | cytokinin dehydrogenase |
phloem |
of shoots, most abundant in |
-, 656984 |
2.5.1.112 | adenylate dimethylallyltransferase (ADP/ATP-dependent) |
phloem |
expression of isoform IPT3 |
660174 |
2.5.1.27 | adenylate dimethylallyltransferase |
phloem |
AtIPT3, upregulated within 1 h after an application of nitrate zo mineral-strved Arabidopsis plants |
660174 |
2.5.1.58 | protein farnesyltransferase |
phloem |
Crftb transcripts are localised next to the xylem in the external (abaxial) conducting phloem region. Crdxs is expressed in internal (adaxial) phloem parenchyma cells that are located above the internal (adaxial) conducting phloem on the opposite side of the xylem |
660285 |
1.4.1.2 | glutamate dehydrogenase |
phloem |
- |
663075 |
4.1.1.49 | phosphoenolpyruvate carboxykinase (ATP) |
phloem |
the enzyme is present in the companion cells of the adaxial phloem of minor veins, the internal and external phloem of vascular bundles in petioles and stems, the phloem in roots and the eextra-fascicular phloem in leaves, cotyledons, petioles and stems |
663186 |
3.2.1.147 | thioglucosidase |
phloem |
parenchyma, myrosin cells |
666616 |
3.2.1.147 | thioglucosidase |
phloem |
enzyme activity is restricted to guard cells and phloem idioblasts |
666617 |
4.6.1.19 | ribonuclease T2 |
phloem |
RNaseLE transcript accumulation occurs preferentially upon wounding |
666671 |
1.14.14.102 | N-methylcoclaurine 3'-monooxygenase |
phloem |
localization in the sieve elements adjacent or proximal to laticifers in the root and hypocotyl of opium poppy seedlings |
670561 |
2.1.1.116 | 3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase |
phloem |
restricted to sieve elements adjacent or proximal to laticifers |
670561 |
2.1.1.128 | (RS)-norcoclaurine 6-O-methyltransferase |
phloem |
sieve elements of the phloem adjacent or proximal to laticifers |
670561 |
2.1.1.140 | (S)-coclaurine-N-methyltransferase |
phloem |
sieve elements of the phloem adjacent or proximal to laticifers. Sieve elements in the root and hypocotyl of opium poppy seedlings |
670561 |
2.3.1.150 | Salutaridinol 7-O-acetyltransferase |
phloem |
enzyme protein is restricted to sieve elements of the phloem adjacent or proximal to laticifers. Corresponding gene transcripts are found in the companion cell paired with each sieve element |
670561 |
1.1.1.236 | tropinone reductase II |
phloem |
- |
670636 |
2.6.1.42 | branched-chain-amino-acid transaminase |
phloem |
- |
676421 |
2.6.1.88 | methionine transaminase |
phloem |
- |
676421 |
5.1.3.2 | UDP-glucose 4-epimerase |
phloem |
- |
676431 |
2.4.1.207 | xyloglucan:xyloglucosyl transferase |
phloem |
- |
676443 |
3.2.1.151 | xyloglucan-specific endo-beta-1,4-glucanase |
phloem |
systemical accumulation of xyloglucan endotransglycosylase/hydrolase transcripts following infestation with Myzus persicae. Induction is specific to phloem but not correlated with increase in enzyme activity in phloem |
676443 |
1.14.14.91 | trans-cinnamate 4-monooxygenase |
phloem |
- |
676469 |
3.1.1.11 | pectinesterase |
phloem |
- |
678803 |
2.7.11.24 | mitogen-activated protein kinase |
phloem |
primary and secondary phloem |
678935 |
1.1.1.40 | malate dehydrogenase (oxaloacetate-decarboxylating) (NADP+) |
phloem |
- |
686932 |
1.4.4.2 | glycine dehydrogenase (aminomethyl-transferring) |
phloem |
- |
688072 |
4.4.1.5 | lactoylglutathione lyase |
phloem |
- |
692050 |
4.4.1.5 | lactoylglutathione lyase |
phloem |
preferentially accumulated in phloem and sieve cells |
692050 |
2.4.2.24 | 1,4-beta-D-xylan synthase |
phloem |
weak expression, ATCSLD5 promoter driven beta-glucuronidase (GUS) expression, possibly false positive due to loading of GUS reaction products via symplastic connections |
694668 |
5.2.1.8 | peptidylprolyl isomerase |
phloem |
phloem translocation stream |
694779 |
6.3.5.5 | carbamoyl-phosphate synthase (glutamine-hydrolysing) |
phloem |
- |
697908 |
4.2.3.107 | (+)-car-3-ene synthase |
phloem |
29% of xylem activity |
704380 |
1.8.5.1 | glutathione dehydrogenase (ascorbate) |
phloem |
- |
704988 |
2.4.1.13 | sucrose synthase |
phloem |
SuSy is specifically localized in the creous walled sieve element of the phloem |
706739 |
2.4.1.14 | sucrose-phosphate synthase |
phloem |
- |
706750 |
2.4.1.67 | galactinol-raffinose galactosyltransferase |
phloem |
- |
706750 |
3.2.1.22 | alpha-galactosidase |
phloem |
- |
706750 |
3.2.1.26 | beta-fructofuranosidase |
phloem |
- |
697728, 706750, 730433 |
3.5.99.7 | 1-aminocyclopropane-1-carboxylate deaminase |
phloem |
- |
713222 |
7.3.2.4 | ABC-type nitrate transporter |
phloem |
NRT1.7 is expressed in the phloem of the leaf minor vein |
713270 |
4.2.1.78 | (S)-norcoclaurine synthase |
phloem |
NCS2 shows cell type-specific occurrence in phloem sieve elements, colocalization with all other known benzylisoquinoline alkaloid biosynthetic enzymes |
716518 |
1.14.14.83 | geraniol 8-hydroxylase |
phloem |
parenchym |
718213 |
7.3.2.4 | ABC-type nitrate transporter |
phloem |
- |
720682 |
2.3.1.95 | trihydroxystilbene synthase |
phloem |
- |
721047 |
7.3.2.4 | ABC-type nitrate transporter |
phloem |
NRT1.9 is expressed in the companion cells of the phloem, NRT1.7 is expressed in the phloem of minor veins in older leaves |
721094 |
2.5.1.16 | spermidine synthase |
phloem |
- |
-, 723374 |
2.7.1.100 | S-methyl-5-thioribose kinase |
phloem |
expression of methylthioribose kinase and other enzymes of the yang cycle is phloem-specific |
723409 |
2.4.1.323 | 7-deoxyloganetic acid glucosyltransferase |
phloem |
preferentially expressed in internal phloem associated parenchyma cells |
726167 |
1.14.14.41 | (E)-2-methylbutanal oxime monooxygenase |
phloem |
uridine diphosphate glycosyltransferases UGT85K4 and UGT85K5 are co-expressed with CYP79D1 and CYP71E7 paralogs, which catalyze earlier steps in cyanogenic glucoside synthesis, in the cortex, xylem and phloem parenchyma, and in specific cells in the endodermis of the petiole of the first unfolded leaf |
728480 |
3.1.7.11 | geranyl diphosphate diphosphatase |
phloem |
localization of transcripts in the internal phloem associated parenchyma |
730570 |
2.4.1.13 | sucrose synthase |
phloem |
isozyme SUS1 |
-, 736965 |
2.4.1.13 | sucrose synthase |
phloem |
isozyme SUS4 |
-, 736965 |
2.3.3.16 | citrate synthase (unknown stereospecificity) |
phloem |
- |
737011 |
2.4.1.13 | sucrose synthase |
phloem |
activity of sucrose synthase and the content of starch in the xylem and phloem of the two birch varieties, 40-year-old trees, and 8-year-old trees of Betula carelica, overview |
737239 |
2.7.1.4 | fructokinase |
phloem |
phloem campanion cells |
739183 |
2.5.1.43 | nicotianamine synthase |
phloem |
- |
739648 |
1.1.1.25 | shikimate dehydrogenase (NADP+) |
phloem |
- |
-, 740724 |
2.3.3.17 | methylthioalkylmalate synthase |
phloem |
- |
741186 |
1.1.1.195 | cinnamyl-alcohol dehydrogenase |
phloem |
- |
741181, 741217 |
1.14.13.237 | aliphatic glucosinolate S-oxygenase |
phloem |
- |
742992 |
6.2.1.1 | acetate-CoA ligase |
phloem |
- |
746504 |
2.4.1.357 | phlorizin synthase |
phloem |
- |
747731 |
7.1.3.1 | H+-exporting diphosphatase |
phloem |
- |
748971, 748977, 749024, 749407 |
3.2.1.147 | thioglucosidase |
phloem |
- |
-, 755451 |
2.1.1.142 | cycloartenol 24-C-methyltransferase |
phloem |
- |
755742 |
2.4.1.13 | sucrose synthase |
phloem |
- |
-, 706750, 736966, 737071, 757335 |
2.3.3.16 | citrate synthase (unknown stereospecificity) |
phloem |
high expression level |
757999 |
2.4.1.67 | galactinol-raffinose galactosyltransferase |
phloem |
main expresses in the phloem of the minor veins in mature leaves |
758027 |
2.7.1.4 | fructokinase |
phloem |
expressed in phloem companion cells of both internal and external phloem |
758873 |
2.5.1.18 | glutathione transferase |
phloem |
- |
759268 |
2.5.1.18 | glutathione transferase |
phloem |
high expression |
759268 |
2.7.4.6 | nucleoside-diphosphate kinase |
phloem |
companion cells |
762180 |
1.1.1.284 | S-(hydroxymethyl)glutathione dehydrogenase |
phloem |
- |
762617 |
1.1.3.9 | galactose oxidase |
phloem |
- |
763570 |
1.14.14.178 | steroid 22S-hydroxylase |
phloem |
- |
765863 |