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Fujimitsu H, Matsumoto A, Takubo S, Fukui A, Okada K, Mohamed Ahmed IA, Arima J, Mori N. Purification, gene cloning, and characterization of γ-butyrobetainyl CoA synthetase from Agrobacterium sp. 525a. Biosci Biotechnol Biochem 2016; 80:1536-45. [PMID: 27125317 DOI: 10.1080/09168451.2016.1177447] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
The report is the first of purification, overproduction, and characterization of a unique γ-butyrobetainyl CoA synthetase from soil-isolated Agrobacterium sp. 525a. The primary structure of the enzyme shares 70-95% identity with those of ATP-dependent microbial acyl-CoA synthetases of the Rhizobiaceae family. As distinctive characteristics of the enzyme of this study, ADP was released in the catalytic reaction process, whereas many acyl CoA synthetases are annotated as an AMP-forming enzyme. The apparent Km values for γ-butyrobetaine, CoA, and ATP were, respectively, 0.69, 0.02, and 0.24 mM.
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Affiliation(s)
- Hiroshi Fujimitsu
- a United Graduate School of Agricultural Sciences , Tottori University , Tottori , Japan.,b Food Development Research Laboratory , Tottori Institute of Industrial Technology , Sakaiminato , Japan
| | - Akira Matsumoto
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Sayaka Takubo
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Akiko Fukui
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Kazuma Okada
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Isam A Mohamed Ahmed
- d Department of Food Science and Nutrition, College of Food and Agricultural Sciences , King Saud University , Riyadh , KSA
| | - Jiro Arima
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Nobuhiro Mori
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
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Fujimitsu H, Taniyama Y, Tajima S, Mohamed Ahmed IA, Arima J, Mori N. Purification and characterization of 4-N-trimethylamino-1-butanol dehydrogenase from Fusarium merismoides var. acetilereum. Biosci Biotechnol Biochem 2016; 80:1753-8. [PMID: 27121905 DOI: 10.1080/09168451.2016.1177443] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
From investigation of 60 filamentous fungi, we identified Fusarium merismoides var. acetilereum, which uses 4-N-trimethylamino-1-butanol (TMA-butanol) as the sole source of carbon and nitrogen. The fungus produced NAD(+)-dependent TMA-butanol dehydrogenase (DH) when it was cultivated in medium containing TMA-butanol. The enzyme showed molecular mass of 40 kDa by SDS-PAGE and 160 kDa by gel filtration, suggesting that it is a homotetramer. TMA-butanol DH is stable at pH 7.5-9.0. It exhibits moderate stability with respect to temperature (up to 30 °C). Additionally, it has optimum activity at 45 °C and at pH 9.5. The enzyme has broad specificity to various alkyl alcohols and amino alkyl alcohols, and the carbon chains of which are longer than butanol. Moreover, the activity is strongly inhibited by oxidizing agents, carbonyl and thiol modulators, and chelating agents. This report is the first study examining TMA-butanol DH from eukaryotic microbes.
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Affiliation(s)
- Hiroshi Fujimitsu
- a United Graduate School of Agricultural Sciences , Tottori University , Tottori , Japan.,b Tottori Institute of Industrial Technology, Food Development Research Laboratory , Sakaiminato , Japan
| | - Yuko Taniyama
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Sae Tajima
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Isam A Mohamed Ahmed
- d Department of Food Science and Nutrition , College of Food and Agricultural Sciences, King Saud University , Riyadh , KSA
| | - Jiro Arima
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
| | - Nobuhiro Mori
- c Faculty of Agriculture, Department of Agricultural, Biological, and Environmental Sciences , Tottori University , Tottori , Japan
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4-N-Trimethylaminobutyraldehyde Dehydrogenase: Purification and Characterization of an Enzyme fromPseudomonassp. 13CM. Biosci Biotechnol Biochem 2014; 72:155-62. [DOI: 10.1271/bbb.70514] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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Obón JM, Buendía B, Cánovas M, Iborra JL. Enzymatic cycling assay for D-carnitine determination. Anal Biochem 1999; 274:34-9. [PMID: 10527494 DOI: 10.1006/abio.1999.4233] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
An enzymatic method for d-carnitine determination using the enzyme d-carnitine dehydrogenase is described. The assay is based on the amplified signal produced during NAD(+) cycling in the presence of a tetrazolium salt and using phenazine methosulfate as electron carrier. Optimum assay conditions were studied with two tetrazolium salt pairs: 3-[4,5-dimethylthiazol-2-yl]-2,5-diphenyl-tetrazolium bromide (MTT)/MTT-formazan and 2-(4-iodophenyl)-3-(4-nitrophenyl)-5-phenyl tetrazolium chloride (INT)/INT-formazan. The first pair (MTT) showed higher sensitivity. The calibration curve was linear from 0.1 to 5 mM d-carnitine, with a quantification limit of 0.1 mM and a relative standard deviation of 1.51%. The procedure is simple, rapid, accurate, and easily automated. It was satisfactorily applied to following d-carnitine levels during the microbial transformation of d-carnitine into l-carnitine and to determining the d-carnitine content of pharmaceutical preparations.
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Affiliation(s)
- J M Obón
- Department of Biochemistry and Molecular Biology B, Faculty of Chemistry, University of Murcia, Murcia, E-30100, Spain
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Mori N, Setyahadi S, Harada E, Kitamoto Y. Production of l-carnitine from d-carnitine by dried cells of Agrobacterium sp. 525a. ACTA ACUST UNITED AC 1999. [DOI: 10.1016/s1381-1177(98)00133-7] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Setyahadi S, Harada E, Mori N, Kitamoto Y. Production of l-carnitine from d-carnitine by partially purified d- and l-carnitine dehydrogenase of Agrobacterium sp. 525a. ACTA ACUST UNITED AC 1998. [DOI: 10.1016/s1381-1177(97)00037-4] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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