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Phenylalanine biosynthesis and its relationship to accumulation of capsaicinoids during Capsicum chinense fruit development | |
LIZBETH ARIANELLY CASTRO CONCHA FRAY MARTIN BAAS ESPINOLA WENDY DEL ROSARIO ANCONA ESCALANTE FELIPE AUGUSTO VAZQUEZ FLOTA MARIA DE LOURDES MIRANDA HAM | |
Acceso Abierto | |
Atribución-NoComercial-SinDerivadas | |
DOI: 10.1007/s10535-016-0608-4 | |
AROGENATE DEHYDRATASE CHORISMATE MUTASE FRUIT PLACENTA HABANERO PEPPER PHENYLALANINE AMMONIA LYASE | |
Activities of phenylalanine (Phe) biosynthetic enzymes chorismate mutase (CM) and arogenate dehydratase (ADT) and of phenylalanine ammonia lyase [PAL, an enzyme that directs Phe towards capsaicinoid (CAP) synthesis] were analyzed during Capsicum chinense Jacq. (habanero pepper) fruit development. A maximum CM activity coincided with a maximum CAP accumulation. However, ADT exhibited two activity peaks, one during the early phase (10 - 17 days post-anthesis, DPA) and another during the late phase (35 - 37 DPA); only the latter coincided with CAP. Interestingly, PAL activity was inversely related to CAP accumulation; lower activities coincided with a maximum CAP content. These results suggest the operation of a control mechanism that coordinated Phe synthesis and its channeling towards CAP synthesis during the course of fruit development. | |
2016 | |
Artículo | |
Biologia plantarum, 60(3), 579-584, 2016 | |
Inglés | |
Castro-Concha, L. A., Baas-Espinola, F. M., Ancona-Escalante, W. R., Vázquez-Flota, F. A., & Miranda-Ham, M. L. (2016). Phenylalanine biosynthesis and its relationship to accumulation of capsaicinoids during Capsicum chinense fruit development. Biologia plantarum, 60(3), 579-584. | |
CIENCIAS DE LA VIDA | |
Versión publicada | |
publishedVersion - Versión publicada | |
Aparece en las colecciones: | Artículos de Investigación Arbitrados |
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