Flavonoid biosynthesis in the tea plant Camellia sinensis: properties of enzymes of the prominent epicatechin and catechin pathways

PAN Punyasiri, ISB Abeysinghe, V Kumar… - Archives of biochemistry …, 2004 - Elsevier
Leaves of tea (Camellia sinensis L.) contain extraordinary large amounts of (−)-
epigallocatechin,(−)-epicatechin,(+)-gallocatechin, and (+)-catechin and derivatives of these …

An early gene of the flavonoid pathway, flavanone 3-hydroxylase, exhibits a positive relationship with the concentration of catechins in tea (Camellia sinensis)

K Singh, A Rani, S Kumar, P Sood, M Mahajan… - Tree …, 2008 - academic.oup.com
Summary Tea (Camellia sinensis (L.) O. Kuntze) leaves are a major source of flavonoids that
mainly belong to the flavan 3-ols or catechins. Apart from being responsible for tea quality …

Molecular regulation of catechins biosynthesis in tea [Camellia sinensis (L.) O. Kuntze]

A Rani, K Singh, PS Ahuja, S Kumar - Gene, 2012 - Elsevier
Catechins are bioprospecting molecules present in tea and any effort towards metabolic
engineering of this important moiety would require knowledge on gene regulation. These …

Dynamic changes in catechin levels and catechin biosynthesis-related gene expression in albino tea plants (Camellia sinensis L.)

L Xiong, J Li, Y Li, L Yuan, S Liu, J Huang… - Plant Physiology and …, 2013 - Elsevier
Abstract Tea (Camellia sinensis (L.) O. Kuntze) leaves are a major source of flavonoids that
mainly belong to the flavan-3-ols or catechins and are implicated in a wide range of health …

Functional characterization of proanthocyanidin pathway enzymes from tea and their application for metabolic engineering

Y Pang, ISB Abeysinghe, J He, X He… - Plant …, 2013 - academic.oup.com
Tea (Camellia sinensis) is rich in specialized metabolites, especially polyphenolic
proanthocyanidins (PAs) and their precursors. To better understand the PA pathway in tea …

Distribution and biosynthesis of flavan-3-ols in Camellia sinensis seedlings and expression of genes encoding biosynthetic enzymes

H Ashihara, WW Deng, W Mullen, A Crozier - Phytochemistry, 2010 - Elsevier
The distribution of phenolic compounds in young and developing leaves, stems, main and
lateral roots and cotyledons of 8-week-old tea (Camellia sinensis) seedlings was …

Expression of basic genes involved in tea polyphenol synthesis in relation to accumulation of catechins and total tea polyphenols

GE Mamati, Y Liang, J Lu - Journal of the Science of Food and …, 2006 - Wiley Online Library
Catechins, a group of polyphenolic compounds in the green leaf of tea [Camellia sinensis
(L.) O. Kuntze], are major components conferring quality attributes and health benefits on …

[HTML][HTML] Functional analysis of Flavonoid 3′,5′-hydroxylase from Tea plant (Camellia sinensis): critical role in the accumulation of catechins

YS Wang, YJ Xu, LP Gao, O Yu, XZ Wang, XJ He… - BMC plant biology, 2014 - Springer
Abstract Background Flavonoid 3′, 5′-hydroxylase (F3′ 5′ H), an important branch
point enzyme in tea plant flavan-3-ol synthesis, belongs to the CYP75A subfamily and …

Biosynthesis of flavan 3-ols by leucoanthocyanidin 4-reductases and anthocyanidin reductases in leaves of grape (Vitis vinifera L.), apple (Malus x domestica Borkh.) …

J Pfeiffer, C Kühnel, J Brandt, D Duy… - Plant Physiology and …, 2006 - Elsevier
Catechin and epicatechin biosyntheses were studied of grape (Vitis vinifera L.), apple
(Malus x domestica Borkh.) and other crop leaves, since these monomers and the derived …

Functional analysis of flavonoid 3′-hydroxylase and flavonoid 3′, 5′-hydroxylases from tea plant (Camellia sinensis), involved in the B-ring hydroxylation of …

L Guo, L Gao, X Ma, F Guo, H Ruan, Y Bao, T Xia… - Gene, 2019 - Elsevier
Flavonoids are major polyphenol compounds in plant secondary metabolism. The
hydroxylation pattern of the B-ring of flavonoids is determined by the flavonoid 3 …