Table 1

Entry point enzymes that regulate carbon partitioning into specific metabolic pathways
Descriptive name EC # Abbr. T3C GW GY
Rh L Rh L R Rh L R
Primary/core metabolism
 sucrose synthase 2.4.1.13 SUS 25 0 39 7.1 38 23 14 14
 pyruvate kinase 2.7.1.40 KPY 8.8 4.4 16 2.8 6.3 12 0 7.1
 pyruvate dehydrogenase 1.2.1.51 PNO 1.8 3.0 6.4 5.7 6.3 3.1 10.1 3.5
Shikimate pathway
 DAHP synthetase 2.5.1.54 DAHPS 3.5 0 6.4 0 1.6 14 3.4 7.1
Phenylpropanoid pathway
 phenylalanine ammonia lyase 4.3.1.5 PAL 11 0 4.8 16 13 3.1 0 11
Terpenoid pathway
MEP pathway
 DOXP reductoisomerase 1.1.1.267 DXR 1.8 0 6.4 0 0 0 0 20
MVA pathway
 HMG-CoA reductase 1.1.1.34 HMGR 0 0 0 0 0 0 0 3.5
Common steps
 isopentenyl diphosphate isomerase 5.3.3.2 IDI 3.5 0 4.8 1.4 6.3 7.7 0 0
 farnesyl diphosphate synthase 2.5.1.10 FPPS 12 8.9 6.4 0 11 34 6.7 11
 terpene synthases N/A CS 30 7.4 16 0 14 36 0 20
One carbon metabolism
 methionine synthase (cobalamin-independent) 2.1.1.14 METE 7 22 18 4.3 17 17 3.4 21

Values given are normalized total EST number (TEN) (×104). TEN, an indicator of EST expression levels, was calculated as the sum of all ESTs that are associated with gene products carrying out a specific enzymatic activity, divided by the total EST number within a particular library.

Koo et al.

Koo et al. BMC Plant Biology 2013 13:27   doi:10.1186/1471-2229-13-27

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