Lycopene beta-cyclase

Author: oyrc

August undefined, 2024

WebMay 7, 2015 · Lycopene β-cyclase (LCYB) is a key enzyme catalyzing the biosynthesis of β-carotene, the main source of provitamin A. However, there is no documented research … WebAll this information could suggest that lycopene β-cyclase is the most activated enzyme being because this enzyme has to be activated to transform the lycopene into …

Isolation and functional characterization of Lycopene β …

WebSep 13, 2016 · Lycopene β-cyclases are key enzymes located at the branch point of the carotenoid biosynthesis pathway. However, the transcriptional regulatory mechanisms of LCYb1 in citrus with abundant carotenoid accumulation are still unclear. WebJun 24, 2012 · Two enzymes, lycopene ε-cyclase (LCYe) and lycopene β-cyclase (LCYb), which share high similarity in amino acid sequence and likely evolved from the same … move hard drive with windows to new pc

Lycopene beta-cyclase - Wikipedia

WebOct 28, 2024 · Lycopene β-cyclase is one of the key enzymes in the biosynthesis of carotenoids, which catalyzes the β-cyclization of both ends of lycopene to produce β-carotene. Lycopene β-cyclases are found ... WebOct 18, 2024 · Then, all-trans lycopene is further cycled to α-carotene and β-carotene through the action of cyclases, lycopene β-cyclase (LCYB), and lycopene ε-cyclase (LCYE) [ 4 ]. Subsequently, the β-ring and ε-ring of α-carotene are catalyzed by carotene hydroxylase to produce α-carotene-derived xanthophylls (lutein). WebOct 19, 2024 · This review of lycopene β-cyclases summarizes the major studies on their basic classification, functional activity, metabolic engineering, and plant science. Lycopene β-cyclase is one of the key enzymes in the biosynthesis of carotenoids, which catalyzes the β-cyclization of both ends of lycopene to produce β-carotene. Lycopene β-cyclases are … heater core gurgling sound

Lycopene Beta-Cyclase - an overview ScienceDirect …

Biotechnological Advances in Lycopene β-Cyclases.

WebLycopene (responsible for tomato fruit coloration) is formed from phytoene via four stepwise dehydrogenations catalyzed by membrane-bound desaturase enzymes in plastids. Cyclization reactions lead to the formation of β-carotene (also α-, -, and δ-carotenes). WebJan 23, 2024 · Lycopene-β-cyclase (LCYB) catalyses the last step of β-carotene synthesis, and therefore plays a key role in this pathway. Overexpression of LCYB leads to increased tolerance to abiotic stresses (e.g. drought and salt) in tomato ( D’Ambrosio et al., 2004 ), Arabidopsis ( Chen et al., 2011 ), and sweet potato ( Kang et al., 2024 ). move harrogateWebNational Center for Biotechnology Information heater core going out symptoms

"WebLycopene is a lipophilic red-colored carotenoid pigment, composed of eight isoprene units (octaprene) joined by regular head to tail bindings, except in the middle of the molecule … " - Lycopene beta-cyclase

Lycopene beta-cyclase

The lycopene β-cyclase plays a significant role in

WebSep 1, 1996 · These lipid-soluble compounds protect against photooxidation, harvest light for photosynthesis, and dissipate excess light energy absorbed by the antenna pigments. The cyclization of lycopene (psi, psi-carotene) is a key branch point in the pathway of … WebJun 17, 2024 · Phytoene desaturase (crtI) and 15-cis-phytoene synthase/lycopene beta-cyclase (crtYB), key enzymes in carotenoid pathway from R. glutinis X-20 were more efficiently expressed in S. cerevisiae INVSc1 than in S. cerevisiae CEN.PK2-1C. High yielding engineered strains were obtained by using synthetic biology technology …

Did you know?

WebAug 26, 2024 · LOC4328572 lycopene beta cyclase, chloroplastic [Oryza sativa Japonica Group (Japanese rice)] - Gene - NCBI NCBI Skip to main content Skip to navigation Resources All Resources Chemicals & Bioassays BioSystems PubChem BioAssay PubChem Compound PubChem Structure Search PubChem Substance

WebMar 29, 2013 · Lycopene β-cyclase (LCYB) is a key enzyme involved directly in the synthesis of α-carotene and β-carotene through the cyclization of lycopene. Carotenoids … WebAug 8, 2010 · Cyclization of lycopene marks a branching point in the carotenoid biosynthetic pathway: One branch leads to β-carotene and its derivative xanthophylls such as zeaxanthin, violaxanthin, and neoxanthin via hydroxylation of β-carotene hydroxylase ( BCH) and ε-carotene hydroxylase ( ECH ), whereas the other leads to α-carotene and lutein.

WebMay 22, 2024 · Data show that the expression of tobacco lycopene beta-cyclase (LCYB) was increased some 10-fold in ripening tomato fruit compared to vegetative tissues. Title: Genetic modification of tomato with the tobacco lycopene β-cyclase gene produces high β-carotene and lycopene fruit. Results show that regutating biosynthetic enzyme in … WebSep 20, 2024 · Lycopene β-cyclase (LCYb) is a key enzyme that catalyses the conversion of red-coloured lycopene into β-carotene. However, studies on its exact function of …

WebNational Center for Biotechnology Information

WebDec 1, 2001 · A full-length cDNA for lycopene beta-cyclase (LYC-b) was isolated from carrot (Daucus carota L.) roots by 5' and 3' RACE. The cDNA is 2 089 bp long with an open reading frame of 1515 bp, which ... move hdd from one pc to anotherWebJun 24, 2012 · Two enzymes, lycopene ε-cyclase (LCYe) and lycopene β-cyclase (LCYb), which share high similarity in amino acid sequence and likely evolved from the same ancestor, have been confirmed to catalyze the cyclization of lycopene (Sandmann 2002 ). move hatsWebJul 15, 2024 · Cyclization of lycopene distinguishes branching point of the carotenoid biosynthesis pathway to complete the metabolic processes in higher plants (DellaPenna and Pogson 2006).LCYB catalyzes two β-rings (δ- and γ-lycopene) of lineal lycopene to produce β-carotene, while lycopene ε-cyclase (LCYE) creates one ε-ring to give δ … move hastingsWebDec 10, 2024 · Identification of Lycopene epsilon cyclase(LCYE) gene mutants to potentially increase β-carotene content in durum wheat (Triticum turgidumL.ssp. durum) through TILLING Daniela Richaud, RolesData curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft, heater core hose h22a2WebPhytoene synthase, lycopene beta-cyclase, and beta carotene hydroxylase were all expressed in developing sweet potato storage roots. Even though there was up to a 700-fold difference in beta-carotene levels between white- and orange-fleshed varieties, the level of expression of lycopene beta-cyclase was similar. move hdd from one synology to anotherWebDec 22, 2024 · Isomerization of prolycopene to red-colored lycopene is carried out by carotene isomerase ( CRTISO ). Lycopene is further metabolized to produce β-carotene, zeaxanthin, violaxanthin, and neoxanthin, which is catalyzed by two classes of lycopene beta cyclases ( LCY-bs, CYC-b ). move hawk transportWebMay 22, 2024 · lycopene beta-cyclase Gene type protein coding RefSeq status VALIDATED Organism Solanum lycopersicum Lineage Eukaryota; Viridiplantae; … move hdd to cdrom bootable