Altering expression of cinnamic acid 4-hydroxylase in transgenic plants provides evidence for a feedback loop at the entry point into the phenylpropanoid pathway

Plant Physiology

Volumn 122, Issue 1, 2000, Pages 107-116

  Blount, J W ^a   Korth, K L ^a   Masoud, S A ^a   Rasmussen, S ^a   Lamb, C ^a   Dixon, R A ^a  

^a PLANT BIOLOGY DIVISION   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALFALFA; BIOCHEMICAL PATHWAY; CINNAMATE 4 MONOOXYGENASE; COMPLEMENTARY DNA; ENZYME ACTIVITY; ENZYME REGULATION; GENETIC LINE; GENETIC REGULATION; PHENYLALANINE AMMONIA LYASE; PHENYLPROPANOID; REDUCTION; TRANSGENE; TRANSGENIC PLANT;

EID: 0033759391     PISSN: 00320889     EISSN: None     Source Type: Journal    
DOI: 10.1104/pp.122.1.107     Document Type: Article

References (44)

1. Quantitative relationship between phenylalanine ammonia-lyase levels and phenylpropanoid accumulation in transgenic tobacco identifies a rate determining step in natural product synthesis
2. Extensive reprogramming of primary and secondary metabolism by fungal elicitor or infection in parsley cells
3. L-Phenylalanine ammonia-lyase from Phaseolus vulgaris: Modulation of the levels of active enzyme by trans-cinnamic acid
4. Inhibition of mRNA levels and activities by trans-cinnamic acid in elicitor-induced bean cells
5. Metabolic changes in elicitor-treated bean cells: Enzymic responses in relation to rapid changes in cell wall composition
6. A rapid and sensitive method for the quantitation of microgram quantities of protein utilizing the principle of protein-dye binding
7. Enhanced recovery of transformants of Agrobacterium tumefaciens after freeze-thaw transformation and drug selection
8. Single step method of RNA isolation by acid guanidinium thiocyanate phenol chloroform extraction
9. Genomic sequencing
10. Phenylalanine ammonia-lyase and cinnamic acid hydroxylases as assembled consecutive enzymes on microsomal membranes of cucumber cotyledons: Cooperation and subcellular distribution
11. Regulation of secondary metabolism at the biochemical and genetic levels
12. Stress-induced phenylpropanoid metabolism
13. The correlation of phenylalanine ammonia-lyase and cinnamic acid-hydroxylase activity changes in Jerusalem artichoke tuber tissues
14. A simple and rapid method for the preparation of plant genomic DNA for PCR analysis
15. Isoflavonoid phytoalexins and their biosynthetic enzymes
16. Abnormal plant development and down regulation of phenylpropanoid biosynthesis in transgenic tobacco containing a heterologous phenylalanine ammonia-lyase gene
17. Stress responses in alfalfa XVIII (Medicago sativa L.): Molecular cloning of the elicitor-inducible cinnamic acid 4-hydroxylase cytochrome P450
18. Coordinated induction and subsequent activity changes of two groups of metabolically interrelated enzymes
19. Over-expression of L-phenylalanine ammonia-lyase in transgenic tobacco plants reveals control points for flux into phenylpropanoid biosynthesis
20. Spatial organization of enzymes in plant metabolic pathways
21. Phenylalanine ammonia-lyase: Regulation of its induction, and its role in plant development
22. A simple and rapid method for the preparation of total plant DNA
23. The control of flux
24. Stress responses in alfalfa (Medicago sativa L.): III. Induction of medicarpin and cytochrome P450 enzyme activities in elicitor-treated cell suspension cultures and protoplasts
25. Stimulated synthesis of phenylalanine ammonia-lyase in Spirodela oligorrhiza treated with 1-amino-2-phenylethylphosphonic acid
26. Phenylalanine ammonia-lyase and cinnamic acid 4-hydroxylase: Characterisation of the concomitant changes in enzyme activities in illuminated potato tuber discs
27. Regulation of enzyme levels in phenylpropanoid biosynthesis: Characterization of the modulation by light and pathway intermediates
28. Enzymes of the phenylpropanoid pathway and the necrotic reaction of hypersensitive tobacco to tobacco mosaic virus
29. RNA molecular weight determinations by gel electrophoresis under denaturing conditions, a critical reexamination
30. Phenylpropanoid pathway intermediates regulate transient expression of a chalcone synthase gene promoter in electroporated protoplasts
31. Expression of a cysteine proteinase inhibitor (oryzacystatin-I) in transgenic tobacco plants
32. Cinnamate 4-hydroxylase and hydroxycinnamate:CoA ligase in wheat leaves infected with Botrytis cinerea
33. Effects of trans-cinnamic acid on expression of the bean phenylalanine ammonia-lyase gene family
34. Molecular cloning and sequencing of a cDNA encoding mung bean cytochrome P450 (P450C4H) possessing cinnamate 4-hydroxylase activity
35. Stress responses in alfalfa (Medicago sativa L.): XX. Transcriptional activation of phenylpropanoid pathway genes in elicitor-treated cell suspension cultures
36. Stress responses in alfalfa (Medicago sativa L.): XIV. Changes in the levels of phenylpropanoid pathway intermediates in relation to regulation of L-phenylalanine ammonia-lyase in elicitor treated cell suspension cultures
37. Metabolic channeling at the entry point into the phenylpropanoid pathway: Coupling of phenylalanine ammonia-lyase and cinnamate 4-hydroxylase on microsomal membranes of tobacco (Nicotiana tabacum cv. Xanthi)
38. Trans-cinnamate 4-hydroxylase activity in host-parasite interaction: Capsicum annuum-Phytophthora capsici
39. Reduced lignin content and altered lignin composition in transgenic tobacco down-regulated in expression of phenylalanine ammonia-lyase or cinnamate 4-hydroxylase
40. Lignin impact on fiber degradation: Increased enzymatic digestibility of genetically engineered tobacco (Nicotiana tabacum) stems reduced in lignin content
41. Regulation of metabolism in transgenic plants
42. Isolation and sequence of a cDNA encoding the Jerusalem artichoke cinnamate 4-hydroxylase, a major plant cytochrome P450 involved in the general phenylpropanoid pathway
43. Methods for dietary fiber, neutral detergent fiber, and non-starch polysaccharides in relation to animal nutrition