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CRISPR/Cas9‐mediated knockout of an oil palm defense‐related gene to the pathogenic fungus Ganoderma boninense

Indonesian Journal of Biotechnology · Vol. 24 No. 2 (2020) · hlm. 101–105

DOI
10.22146/ijbiotech.52170
ISSN
2089-2241, 0853-8654
Terbit
2020-01-02
Penerbit
Universitas Gadjah Mada
Bahasa
eng
Lisensi
creativecommons.org/licenses/by-sa/4.0

Abstrak

Oil palm plantation in Indonesia is significantly affected by basal stem rot disease caused by the pathogenic fungus Ganoderma boninense. Tolerant oil palm cultivars toward G. boninense have been developed through a breeding program accelerated by the implementation of the CRISPR/Cas9 technology. This study was conducted to perform a gene knockout (KO) of oil palm that confers a putative defense‐related trait toward G. boninense. A plasmid pCRISPR_EMLP containing modules, i.e., 35S‐CaMV‐promoter‐driven CRISPR/Cas9, U6‐promoter‐driven sgRNA to the target EgEMLP gene (EL695076), and hygromycin resistance gene as the selectable marker, was established for Agrobacterium‐mediated delivery into oil palm calli (OPC). The transformed OPCs were regenerated and screened in DF (de Fossard) media containing hygromycin. The working concentration of hygromycin was successfully optimized for selection at 20 ppm. Through PCR‐based selection using HYG primers, we succeeded in discerning positive transformed OPC clones. The sequenced PCR products of genomic DNA as the template amplified using EMLP1 primers showed a point mutation, causing a frameshift in the edited EgEMLP and premature stop codon. Furthermore, in silico modeling demonstrated that the mutation resulted in a change in the C‐terminal region, affecting the tertiary protein structure. Moreover, electrophoresis analysis of PCR products of cDNA as the template from transformed OPC clones showed several samples with faint or undetected bands. This indicated that the CRISPR/Cas9 module induced a mutation that could destabilize the transcribed mRNA, e.g., premature degradation. Altogether, this study has successfully implemented CRISPR/Cas9 gene editing in oil palm in a model gene that is responsible for putative defense‐related traits toward the pathogenic fungus G. boninense.

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28 penulis · 101 tautan kepenulisan bersama · 41 lintas organisasi

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  • Indonesian Oil Palm Research Institute
  • Universitas Gadjah Mada
  • IPB University
  • Jenderal Soedirman University
  • Universitas Esa Unggul
  • Mulawarman University
  • Tunghai University
  • Organisasi lain
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  • Organisasi berbeda
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Tampilkan sebagai tabel
Rekan penulisOrganisasiArtikel bersama
Sudarsono SudarsonoIPB University2
Sri WeningYogyakarta State University2
Dewi SukmaIPB University2
Rokhana FaizahIPB University2
Abdul Rahman SiregarUniversitas Gadjah Mada1
Muhammad Fauzi ArifMulawarman University1
Ganies Riza AristyaUniversitas Gadjah Mada1
Azizah Tyas NugrahantyUniversitas Gadjah Mada1
Lucia Arum Sekar MeysariUniversitas Gadjah Mada1
Bagas Alfian DwiaryandaUniversitas Gadjah Mada1
Arief MuammarUniversitas Gadjah Mada1
AFIF PRANAYA JATIUniversitas Esa Unggul1
Hong‐Wei YenTunghai University1
Rizka Tamania SaptariAfiliasi tidak diketahui1
Masna Maya SintaAfiliasi tidak diketahui1
Fahrurrozi FahrurroziIndonesian Institute of Sciences1
Annisa Aulia AksaAfiliasi tidak diketahui1
Yuli SetiawatiIndonesian Oil Palm Research Institute1
Galuh Wening PermatasariIndonesian Oil Palm Research Institute1
Larasati Dena MardhikaIndonesian Oil Palm Research Institute1
Hayati MINARSIHIndonesian Oil Palm Research Institute1
Imron RiyadiIndonesian Oil Palm Research Institute1
Ernayunita ErnayunitaIndonesian Oil Palm Research Institute1

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Sumber metadata: OAI-PMH (metadata jurnal) https://jurnal.ugm.ac.id/ijbiotech/oai, pertama di-harvest 8 Nov 2026, terakhir terlihat 8 Nov 2026.
Metadata asli (oai_dc)
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	<dc:title xml:lang="en-US">CRISPR/Cas9‐mediated knockout of an oil palm defense‐related gene to the pathogenic fungus Ganoderma boninense</dc:title>
	<dc:creator>Budiani, Asmini</dc:creator>
	<dc:creator>Nugroho, Imam Bagus</dc:creator>
	<dc:creator>Sari, Dini Astika</dc:creator>
	<dc:creator>Palupi, Inez</dc:creator>
	<dc:creator>Putranto, Riza Arief</dc:creator>
	<dc:subject xml:lang="en-US">gene editing; plant‐microbe interaction; Ganoderma boninense; defense trait; SNP</dc:subject>
	<dc:description xml:lang="en-US">Oil palm plantation in Indonesia is significantly affected by basal stem rot disease caused by the pathogenic fungus Ganoderma boninense. Tolerant oil palm cultivars toward G. boninense have been developed through a breeding program accelerated by the implementation of the CRISPR/Cas9 technology. This study was conducted to perform a gene knockout (KO) of oil palm that confers a putative defense‐related trait toward G. boninense. A plasmid pCRISPR_EMLP containing modules, i.e., 35S‐CaMV‐promoter‐driven CRISPR/Cas9, U6‐promoter‐driven sgRNA to the target EgEMLP gene (EL695076), and hygromycin resistance gene as the selectable marker, was established for Agrobacterium‐mediated delivery into oil palm calli (OPC). The transformed OPCs were regenerated and screened in DF (de Fossard) media containing hygromycin. The working concentration of hygromycin was successfully optimized for selection at 20 ppm. Through PCR‐based selection using HYG primers, we succeeded in discerning positive transformed OPC clones. The sequenced PCR products of genomic DNA as the template amplified using EMLP1 primers showed a point mutation, causing a frameshift in the edited EgEMLP and premature stop codon. Furthermore, in silico modeling demonstrated that the mutation resulted in a change in the C‐terminal region, affecting the tertiary protein structure. Moreover, electrophoresis analysis of PCR products of cDNA as the template from transformed OPC clones showed several samples with faint or undetected bands. This indicated that the CRISPR/Cas9 module induced a mutation that could destabilize the transcribed mRNA, e.g., premature degradation. Altogether, this study has successfully implemented CRISPR/Cas9 gene editing in oil palm in a model gene that is responsible for putative defense‐related traits toward the pathogenic fungus G. boninense.</dc:description>
	<dc:publisher xml:lang="en-US">Universitas Gadjah Mada</dc:publisher>
	<dc:contributor xml:lang="en-US"></dc:contributor>
	<dc:date>2020-01-02</dc:date>
	<dc:type>info:eu-repo/semantics/article</dc:type>
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	<dc:type xml:lang="en-US">Original Research Articles</dc:type>
	<dc:format>application/pdf</dc:format>
	<dc:identifier>https://journal.ugm.ac.id/ijbiotech/article/view/52170</dc:identifier>
	<dc:identifier>10.22146/ijbiotech.52170</dc:identifier>
	<dc:source xml:lang="en-US">Indonesian Journal of Biotechnology; Vol 24, No 2 (2019); 101-105</dc:source>
	<dc:source>2089-2241</dc:source>
	<dc:source>0853-8654</dc:source>
	<dc:language>eng</dc:language>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/view/52170/26701</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10277</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10279</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10280</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10281</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10282</dc:relation>
	<dc:relation>https://journal.ugm.ac.id/ijbiotech/article/downloadSuppFile/52170/10283</dc:relation>
	<dc:rights xml:lang="en-US">Copyright (c) 2020 The Author(s)</dc:rights>
	<dc:rights xml:lang="en-US">http://creativecommons.org/licenses/by-sa/4.0</dc:rights>
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