A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency

In this study, we report the molecular characterization of clone Eg707 isolated from cell suspension culture of the oil palm. The deduced polypeptide of clone Eg707 is highly similar to an unknown protein from Arabidopsis thaliana. The presence of an Ald-Xan-dh-C2 superfamily domain in the deduced p...

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Main Authors: Thuc, Le Vinh, Sarpan, Norashikin, Huynh, Ky, Siew, Eng Ooi, Napis, Suhaimi, Ho, Chai Ling, Abdullah, Meilina Ong, Chin, Chiew Foan, Namasivayam, Parameswari
Format: Article
Language:English
Published: Humana Press, Inc. 2011
Online Access:http://psasir.upm.edu.my/id/eprint/22335/1/A%20novel%20transcript%20of%20oil%20palm.pdf
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author Thuc, Le Vinh
Sarpan, Norashikin
Huynh, Ky
Siew, Eng Ooi
Napis, Suhaimi
Ho, Chai Ling
Abdullah, Meilina Ong
Chin, Chiew Foan
Namasivayam, Parameswari
author_facet Thuc, Le Vinh
Sarpan, Norashikin
Huynh, Ky
Siew, Eng Ooi
Napis, Suhaimi
Ho, Chai Ling
Abdullah, Meilina Ong
Chin, Chiew Foan
Namasivayam, Parameswari
author_sort Thuc, Le Vinh
collection UPM
description In this study, we report the molecular characterization of clone Eg707 isolated from cell suspension culture of the oil palm. The deduced polypeptide of clone Eg707 is highly similar to an unknown protein from Arabidopsis thaliana. The presence of an Ald-Xan-dh-C2 superfamily domain in the deduced protein sequence suggested that Eg707 protein might be involved in abscisic acid biosynthesis. Eg707 might be present as a single copy gene in the oil palm genome. This gene is highly expressed in tissue cultured materials compared to vegetative and reproductive tissues, suggesting a role of this gene during oil palm somatic embryogenesis or at the early stages of embryo development. Expression analysis of Eg707 by RNA in situ hybridization showed that Eg707 transcripts were present throughout somatic embryo development starting from proembryo formation at the embryogenic callus stages till the maturing embryo stages. Since proembryo formation within the embryogenic callus is one of the first key factors in oil palm somatic embryo development, it is suggested that Eg707 could be used as a reliable molecular marker for detecting early stage of oil palm somatic embryogenesis.
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spelling upm.eprints-223352016-01-12T02:01:02Z http://psasir.upm.edu.my/id/eprint/22335/ A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency Thuc, Le Vinh Sarpan, Norashikin Huynh, Ky Siew, Eng Ooi Napis, Suhaimi Ho, Chai Ling Abdullah, Meilina Ong Chin, Chiew Foan Namasivayam, Parameswari In this study, we report the molecular characterization of clone Eg707 isolated from cell suspension culture of the oil palm. The deduced polypeptide of clone Eg707 is highly similar to an unknown protein from Arabidopsis thaliana. The presence of an Ald-Xan-dh-C2 superfamily domain in the deduced protein sequence suggested that Eg707 protein might be involved in abscisic acid biosynthesis. Eg707 might be present as a single copy gene in the oil palm genome. This gene is highly expressed in tissue cultured materials compared to vegetative and reproductive tissues, suggesting a role of this gene during oil palm somatic embryogenesis or at the early stages of embryo development. Expression analysis of Eg707 by RNA in situ hybridization showed that Eg707 transcripts were present throughout somatic embryo development starting from proembryo formation at the embryogenic callus stages till the maturing embryo stages. Since proembryo formation within the embryogenic callus is one of the first key factors in oil palm somatic embryo development, it is suggested that Eg707 could be used as a reliable molecular marker for detecting early stage of oil palm somatic embryogenesis. Humana Press, Inc. 2011-06 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/22335/1/A%20novel%20transcript%20of%20oil%20palm.pdf Thuc, Le Vinh and Sarpan, Norashikin and Huynh, Ky and Siew, Eng Ooi and Napis, Suhaimi and Ho, Chai Ling and Abdullah, Meilina Ong and Chin, Chiew Foan and Namasivayam, Parameswari (2011) A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency. Molecular Biotechnology, 48 (2). pp. 156-164. ISSN 1073-6085; ESSN: 1559-0305 http://link.springer.com/article/10.1007%2Fs12033-010-9356-4 10.1007/s12033-010-9356-4
spellingShingle Thuc, Le Vinh
Sarpan, Norashikin
Huynh, Ky
Siew, Eng Ooi
Napis, Suhaimi
Ho, Chai Ling
Abdullah, Meilina Ong
Chin, Chiew Foan
Namasivayam, Parameswari
A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title_full A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title_fullStr A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title_full_unstemmed A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title_short A novel transcript of oil palm (Elaeis guineensis Jacq.), Eg707, is specifically upregulated in tissues related to totipotency
title_sort novel transcript of oil palm elaeis guineensis jacq eg707 is specifically upregulated in tissues related to totipotency
url http://psasir.upm.edu.my/id/eprint/22335/1/A%20novel%20transcript%20of%20oil%20palm.pdf
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