Hyperthermophilic aldolases as biocatalyst for C-C bond formation: rhamnulose 1-phosphate aldolase from Thermotoga maritima

Verfasser / Beitragende:
[Isabel Oroz-Guinea, Israel Sánchez-Moreno, Montaña Mena, Eduardo García-Junceda]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/7(2015-04-01), 3057-3068
Format:
Artikel (online)
ID: 605500134
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024 7 0 |a 10.1007/s00253-014-6123-7  |2 doi 
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245 0 0 |a Hyperthermophilic aldolases as biocatalyst for C-C bond formation: rhamnulose 1-phosphate aldolase from Thermotoga maritima  |h [Elektronische Daten]  |c [Isabel Oroz-Guinea, Israel Sánchez-Moreno, Montaña Mena, Eduardo García-Junceda] 
520 3 |a The TM1072 gene from Thermotoga maritima codifies for a putative form of a rhamnulose-1-phosphate aldolase (Rha-1PA Tm). To investigate this enzyme further, its gene was cloned and expressed in Escherichia coli. The purified enzyme was activated by Co2+ as a divalent metal ion cofactor, instead of Zn2+ as its E. coli homologue, and exhibited a maximum of activity at 95°C. Furthermore, the enzyme displayed a high stability against extreme reaction conditions, retaining 90% of its activity in the presence of 40% of acetonitrile and showing a half-life greater than 3h at 115°C. The kinetic parameters at room temperature (R/T) were also studied; the K M was calculated to be 3.6 ± 0.33mM, while k cat/K M was found to be 0.7 × 103s−1M−1. Given these characteristics, Rha-1PA Tm is an attractive enzyme for use as a biocatalyst for industrial applications, offering intriguing possibilities for practical biocatalysis. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Aldolases  |2 nationallicence 
690 7 |a Biocatalysis  |2 nationallicence 
690 7 |a Enzyme catalysis  |2 nationallicence 
690 7 |a Hyperthermophilic enzymes  |2 nationallicence 
690 7 |a Thermozyme  |2 nationallicence 
690 7 |a Thermostability  |2 nationallicence 
700 1 |a Oroz-Guinea  |D Isabel  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
700 1 |a Sánchez-Moreno  |D Israel  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
700 1 |a Mena  |D Montaña  |u Departamento de Ciencias Ambientales, Facultad de Ciencias Ambientales y Bioquímica, UCLM, Avda. Carlos III s/n, 45071, Toledo, Spain  |4 aut 
700 1 |a García-Junceda  |D Eduardo  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/7(2015-04-01), 3057-3068  |x 0175-7598  |q 99:7<3057  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-014-6123-7  |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/s00253-014-6123-7  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Oroz-Guinea  |D Isabel  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sánchez-Moreno  |D Israel  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mena  |D Montaña  |u Departamento de Ciencias Ambientales, Facultad de Ciencias Ambientales y Bioquímica, UCLM, Avda. Carlos III s/n, 45071, Toledo, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a García-Junceda  |D Eduardo  |u Departamento de Química Bioorgánica, Instituto de Química Orgánica General, CSIC, Juan de la Cierva 3, 28006, Madrid, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/7(2015-04-01), 3057-3068  |x 0175-7598  |q 99:7<3057  |1 2015  |2 99  |o 253