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Literature summary extracted from

  • McInnis, S.; Clemens, S.; Kermode, A.
    The ornamental variety, Japanese striped corn, contains high anthocyanin levels and PAL specific activity: Establishing the potential for development of an oral therapeutic (2009), Plant Cell Rep., 28, 503-515.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
4.3.1.24 additional information at low concentrations of indole butyric acid (0.0001 and 0.001 mM), there is no significant stimulatory effect on PAL specific activity Zea mays

General Stability

EC Number General Stability Organism
4.3.1.24 roots retain 90% of their PAL activity after freeze-drying and about 40-60% activity after freeze-drying and a subsequent 15-week storage at 4°C Zea mays

Inhibitors

EC Number Inhibitors Comment Organism Structure
4.3.1.24 indole butyric acid at concentrations higher than 0.001 mM there is inhibitory effect on PAL specific activity Zea mays

Organism

EC Number Organism UniProt Comment Textmining
4.3.1.24 Zea mays Q8VXG7 cultivars Japanese Striped corn and Indian Blue corn
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
4.3.1.24 additional information dry seeds of both varieties have no PAL activity Zea mays
-
4.3.1.24 root the root tissues of the corn variety Japanese Striped corn contain greater levels of PAL gene transcripts and PAL activities, compared to those of the shoot tissues Zea mays
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4.3.1.24 seedling the PAL activity of young seedlings of the corn variety Indian Blue corn is generally 30-50% lower than those of cultivar Japanese Striped corn seedlings at equivalent growth stages Zea mays
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4.3.1.24 shoot the shoot tissues of the corn variety Japanese Striped corn contain lower levels of PAL gene transcripts and PAL activities, compared to those of the root tissues Zea mays
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Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.3.1.24 0.0256
-
 average PAL-specific activity of roots from 46-days-old plants Zea mays

Storage Stability

EC Number Storage Stability Organism
4.3.1.24 22°C, freeze-dried root material, approximately 67% loss of activity Zea mays

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4.3.1.24 L-phenylalanine
-
 Zea mays (E)-cinnamate + NH3
-
 ?

Synonyms

EC Number Synonyms Comment Organism
4.3.1.24 EC 4.3.1.5 formerly Zea mays
4.3.1.24 PAL
-
 Zea mays