Impact of rare codons and the functional coproduction of rate-limiting tRNAs on recombinant protein production in Bacillus megaterium

Verfasser / Beitragende:
[Constanze Finger, Martin Gamer, Saskia Klunkelfuß, Boyke Bunk, Rebekka Biedendieck]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/21(2015-11-01), 8999-9010
Format:
Artikel (online)
ID: 605505624
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024 7 0 |a 10.1007/s00253-015-6744-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6744-5 
245 0 0 |a Impact of rare codons and the functional coproduction of rate-limiting tRNAs on recombinant protein production in Bacillus megaterium  |h [Elektronische Daten]  |c [Constanze Finger, Martin Gamer, Saskia Klunkelfuß, Boyke Bunk, Rebekka Biedendieck] 
520 3 |a The Gram-positive bacterium Bacillus megaterium was systematically developed for the plasmid-based production of recombinant proteins at the gram-per-liter scale. The amount of protein produced per cell was found strongly correlated to the codon usage of the heterologous gene of interest in comparison to the codon usage of B. megaterium. For analyzing the influence of rare codons on the translational efficiency and protein production in B. megaterium, a test system using the gene for the green fluorescent protein (GFP) as reporter was established. For this purpose, four consecutive identical codons were introduced into the 5′ end of gfp and the resulting variations in GFP formation were quantified. Introduction of the rare codons GCC, CGG, and ACC for alanine, arginine, and threonine reduced GFP production 2.1-, 3.3-, and 1.7-fold in comparison to the favored codons GCU, CGU, and ACA, respectively. Coexpression of the corresponding rare codon tRNA (rctRNA) genes improved GFP production 4.2-, 2.7-, and 1.7-fold, respectively. The system was applied to the production of a formate dehydrogenase (FDH) from Mycobacterium vaccae and an extracellular hydrolase (TFH) from Thermobifida fusca. Coexpression of one to three different rctRNA genes resulted in an up to 18-fold increased protein production. Interestingly, rctRNA gene coexpression also elevated the production of M. vaccae FDH and T. fusca TFH from codon optimized genes, indicating a general positive effect by rctRNA gene overexpression on the protein production in B. megaterium. Thus, the basis for a B. megaterium enhanced production strain coexpressing rctRNA genes was laid. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Bacillus megaterium  |2 nationallicence 
690 7 |a tRNA genes  |2 nationallicence 
690 7 |a Rare codon cluster  |2 nationallicence 
690 7 |a Recombinant protein production  |2 nationallicence 
700 1 |a Finger  |D Constanze  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
700 1 |a Gamer  |D Martin  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
700 1 |a Klunkelfuß  |D Saskia  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
700 1 |a Bunk  |D Boyke  |u German Collection for Microorganisms and Cell Cultures (DSMZ), Inhoffenstraße 7, 38124, Braunschweig, Germany  |4 aut 
700 1 |a Biedendieck  |D Rebekka  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/21(2015-11-01), 8999-9010  |x 0175-7598  |q 99:21<8999  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6744-5  |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 research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6744-5  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Finger  |D Constanze  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gamer  |D Martin  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Klunkelfuß  |D Saskia  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bunk  |D Boyke  |u German Collection for Microorganisms and Cell Cultures (DSMZ), Inhoffenstraße 7, 38124, Braunschweig, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Biedendieck  |D Rebekka  |u Institute of Microbiology, Technische Universität Braunschweig, Spielmannstraße 7, 38106, Braunschweig, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/21(2015-11-01), 8999-9010  |x 0175-7598  |q 99:21<8999  |1 2015  |2 99  |o 253