Class IV polyhydroxyalkanoate (PHA) synthases and PHA-producing Bacillus

Verfasser / Beitragende:
[Takeharu Tsuge, Manami Hyakutake, Kouhei Mizuno]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/15(2015-08-01), 6231-6240
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00253-015-6777-9  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6777-9 
245 0 0 |a Class IV polyhydroxyalkanoate (PHA) synthases and PHA-producing Bacillus  |h [Elektronische Daten]  |c [Takeharu Tsuge, Manami Hyakutake, Kouhei Mizuno] 
520 3 |a This review highlights the recent investigations of class IV polyhydroxyalkanoate (PHA) synthases, the newest classification of PHA synthases. Class IV synthases are prevalent in organisms of the Bacillus genus and are composed of a catalytic subunit PhaC (approximately 40kDa), which has a PhaC box sequence ([GS]-X-C-X-[GA]-G) at the active site, and a second subunit PhaR (approximately 20kDa). The representative PHA-producing Bacillus strains are Bacillus megaterium and Bacillus cereus; the nucleotide sequence of phaC and the genetic organization of the PHA biosynthesis gene locus are somewhat different between these two strains. It is generally considered that class IV synthases favor short-chain-length monomers such as 3-hydroxybutyrate (C4) and 3-hydroxyvalerate (C5) for polymerization, but can polymerize some unusual monomers as minor components. In Escherichia coli expressing PhaRC from B. cereus YB-4, the biosynthesized PHA undergoes synthase-catalyzed alcoholytic cleavage using endogenous and exogenous alcohols. This alcoholysis is thought to be shared among class IV synthases, and this reaction is useful not only for the regulation of PHA molecular weight but also for the modification of the PHA carboxy terminus. The novel properties of class IV synthases will open up the possibility for the design of new PHA materials. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Alcoholysis  |2 nationallicence 
690 7 |a Bacillus  |2 nationallicence 
690 7 |a Class IV  |2 nationallicence 
690 7 |a PhaC box  |2 nationallicence 
690 7 |a Polyhydroxyalkanoate  |2 nationallicence 
690 7 |a Terminal modification  |2 nationallicence 
690 7 |a Two-component synthase  |2 nationallicence 
700 1 |a Tsuge  |D Takeharu  |u Department of Innovative and Engineered Materials, Tokyo Institute of Technology, 4259 Nagatsuta, Midori-ku, 226-8502, Yokohama, Japan  |4 aut 
700 1 |a Hyakutake  |D Manami  |u Biomass Engineering Research Division, RIKEN Center for Sustainable Resource Science, 2-1 Hirosawa, Wako, 351-0198, Saitama, Japan  |4 aut 
700 1 |a Mizuno  |D Kouhei  |u Department of Materials Science and Chemical Engineering, Kitakyushu National College of Technology, 5-20-1 Shii, Kokuraminami-ku, 802-0985, Kitakyushu, Japan  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/15(2015-08-01), 6231-6240  |x 0175-7598  |q 99:15<6231  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6777-9  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a review-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6777-9  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tsuge  |D Takeharu  |u Department of Innovative and Engineered Materials, Tokyo Institute of Technology, 4259 Nagatsuta, Midori-ku, 226-8502, Yokohama, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hyakutake  |D Manami  |u Biomass Engineering Research Division, RIKEN Center for Sustainable Resource Science, 2-1 Hirosawa, Wako, 351-0198, Saitama, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mizuno  |D Kouhei  |u Department of Materials Science and Chemical Engineering, Kitakyushu National College of Technology, 5-20-1 Shii, Kokuraminami-ku, 802-0985, Kitakyushu, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/15(2015-08-01), 6231-6240  |x 0175-7598  |q 99:15<6231  |1 2015  |2 99  |o 253