Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’

Abstract A rod-shaped, motile, Gram-negative bacterial strain named DM-R-R2A-13T was isolated from the plant Cannabis sativa L. ‘Cheungsam’. The phylogenetic analysis of the 16S rRNA gene sequence revealed that strain DM-R-R2A-13T belongs to the family Oxalobacteraceae and is closely related to memb...

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Main Authors: Doeun Jeon, Lingmin Jiang, Ki-Hyun Kim, Yuxin Peng, Donghyun Cho, Rae-Dong Jeong, Cha Young Kim, Jae Cheol Jeong, Jiyoung Lee
Format: Article
Language:English
Published: Nature Portfolio 2023-10-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-44976-w
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author Doeun Jeon
Lingmin Jiang
Ki-Hyun Kim
Yuxin Peng
Donghyun Cho
Rae-Dong Jeong
Cha Young Kim
Jae Cheol Jeong
Jiyoung Lee
author_facet Doeun Jeon
Lingmin Jiang
Ki-Hyun Kim
Yuxin Peng
Donghyun Cho
Rae-Dong Jeong
Cha Young Kim
Jae Cheol Jeong
Jiyoung Lee
author_sort Doeun Jeon
collection DOAJ
description Abstract A rod-shaped, motile, Gram-negative bacterial strain named DM-R-R2A-13T was isolated from the plant Cannabis sativa L. ‘Cheungsam’. The phylogenetic analysis of the 16S rRNA gene sequence revealed that strain DM-R-R2A-13T belongs to the family Oxalobacteraceae and is closely related to members of the genus Massilia, with Massilia flava (97.58% sequence similarity) and Massilia armeniaca (97.37% sequence similarity) being the closest members. The digital DNA-DNA hybridization (dDDH) values between strain DM-R-R2A-13T and Massilia flava CGMCC 1.10685T and Massilia armeniaca ZMN-3Twere 22.2% and 23.3%, while the average nucleotide identity (ANI) values were 78.85% and 79.63%, respectively. The DNA G+C content was measured to be 64.6 mol%. Moreover, the bacterium was found to contain polyhydroxyalkanoate (PHA) granules based on transmission electron microscopy, indicating its potential to produce bioplastic. Genome annotation revealed the presence of PHA synthase genes (phaC, phaR, phaP, and phaZ), and the biopolymer was identified as poly-3-hydroxybutyrate (PHB) based on nuclear magnetic resonance (NMR) and Fourier transform infrared spectroscopy (FTIR) analyses. Using maltose as a carbon source, the strain produced PHB of up to 58.06% of its dry cell weight. Based on the phenotypic, chemotaxonomic, and phylogenetic characteristics, it has been determined that DM-R-R2A-13T represents a novel species belonging to the genus Massilia. As such, the name Massilia endophytica sp. nov. is proposed for this newly identified species. The type strain is DM-R-R2A-13T (= KCTC 92072T = GDMCC 1.2920T).
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spelling doaj.art-8a775e2358f9466a93ae10379fab7ac62023-11-26T12:49:21ZengNature PortfolioScientific Reports2045-23222023-10-0113111310.1038/s41598-023-44976-wBioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’Doeun Jeon0Lingmin Jiang1Ki-Hyun Kim2Yuxin Peng3Donghyun Cho4Rae-Dong Jeong5Cha Young Kim6Jae Cheol Jeong7Jiyoung Lee8Korean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyDepartment of Applied Biology, Chonnam National UniversityKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyKorean Collection for Type Cultures (KCTC), Biological Resource Center, Korea Research Institute of Bioscience and BiotechnologyAbstract A rod-shaped, motile, Gram-negative bacterial strain named DM-R-R2A-13T was isolated from the plant Cannabis sativa L. ‘Cheungsam’. The phylogenetic analysis of the 16S rRNA gene sequence revealed that strain DM-R-R2A-13T belongs to the family Oxalobacteraceae and is closely related to members of the genus Massilia, with Massilia flava (97.58% sequence similarity) and Massilia armeniaca (97.37% sequence similarity) being the closest members. The digital DNA-DNA hybridization (dDDH) values between strain DM-R-R2A-13T and Massilia flava CGMCC 1.10685T and Massilia armeniaca ZMN-3Twere 22.2% and 23.3%, while the average nucleotide identity (ANI) values were 78.85% and 79.63%, respectively. The DNA G+C content was measured to be 64.6 mol%. Moreover, the bacterium was found to contain polyhydroxyalkanoate (PHA) granules based on transmission electron microscopy, indicating its potential to produce bioplastic. Genome annotation revealed the presence of PHA synthase genes (phaC, phaR, phaP, and phaZ), and the biopolymer was identified as poly-3-hydroxybutyrate (PHB) based on nuclear magnetic resonance (NMR) and Fourier transform infrared spectroscopy (FTIR) analyses. Using maltose as a carbon source, the strain produced PHB of up to 58.06% of its dry cell weight. Based on the phenotypic, chemotaxonomic, and phylogenetic characteristics, it has been determined that DM-R-R2A-13T represents a novel species belonging to the genus Massilia. As such, the name Massilia endophytica sp. nov. is proposed for this newly identified species. The type strain is DM-R-R2A-13T (= KCTC 92072T = GDMCC 1.2920T).https://doi.org/10.1038/s41598-023-44976-w
spellingShingle Doeun Jeon
Lingmin Jiang
Ki-Hyun Kim
Yuxin Peng
Donghyun Cho
Rae-Dong Jeong
Cha Young Kim
Jae Cheol Jeong
Jiyoung Lee
Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
Scientific Reports
title Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
title_full Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
title_fullStr Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
title_full_unstemmed Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
title_short Bioplastic (poly-3-hydroxybutyrate)-producing Massilia endophytica sp. nov., isolated from Cannabis sativa L. ‘Cheungsam’
title_sort bioplastic poly 3 hydroxybutyrate producing massilia endophytica sp nov isolated from cannabis sativa l cheungsam
url https://doi.org/10.1038/s41598-023-44976-w
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