Size control of in vitro synthesized magnetite crystals by the MamC protein of Magnetococcus marinus strain MC-1

Verfasser / Beitragende:
[C. Valverde-Tercedor, M. Montalbán-López, T. Perez-Gonzalez, M. Sanchez-Quesada, T. Prozorov, E. Pineda-Molina, M. Fernandez-Vivas, A. Rodriguez-Navarro, D. Trubitsyn, Dennis Bazylinski, C. Jimenez-Lopez]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/12(2015-06-01), 5109-5121
Format:
Artikel (online)
ID: 605500754
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024 7 0 |a 10.1007/s00253-014-6326-y  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-014-6326-y 
245 0 0 |a Size control of in vitro synthesized magnetite crystals by the MamC protein of Magnetococcus marinus strain MC-1  |h [Elektronische Daten]  |c [C. Valverde-Tercedor, M. Montalbán-López, T. Perez-Gonzalez, M. Sanchez-Quesada, T. Prozorov, E. Pineda-Molina, M. Fernandez-Vivas, A. Rodriguez-Navarro, D. Trubitsyn, Dennis Bazylinski, C. Jimenez-Lopez] 
520 3 |a Magnetotactic bacteria are a diverse group of prokaryotes that share the unique ability of biomineralizing magnetosomes, which are intracellular, membrane-bounded crystals of either magnetite (Fe3O4) or greigite (Fe3S4). Magnetosome biomineralization is mediated by a number of specific proteins, many of which are localized in the magnetosome membrane, and thus is under strict genetic control. Several studies have partially elucidated the effects of a number of these magnetosome-associated proteins in the control of the size of magnetosome magnetite crystals. However, the effect of MamC, one of the most abundant proteins in the magnetosome membrane, remains unclear. In this present study, magnetite nanoparticles were synthesized inorganically in free-drift experiments at 25°C in the presence of different concentrations of the iron-binding recombinant proteins MamC and MamCnts (MamC without its first transmembrane segment) from the marine, magnetotactic bacterium Magnetococcus marinus strain MC-1 and three commercial proteins [α-lactalbumin (α-Lac), myoglobin (Myo), and lysozyme (Lyz)]. While no effect was observed on the size of magnetite crystals formed in the presence of the commercial proteins, biomimetic synthesis in the presence of MamC and MamCnts at concentrations of 10-60μg/mL resulted in the production of larger and more well-developed magnetite crystals (~30-40nm) compared to those of the control (~20-30nm; magnetite crystals grown protein-free). Our results demonstrate that MamC plays an important role in the control of the size of magnetite crystals and could be utilized in biomimetic synthesis of magnetite nanocrystals. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Biomimetics  |2 nationallicence 
690 7 |a Biomineralization  |2 nationallicence 
690 7 |a MamC  |2 nationallicence 
690 7 |a Magnetite nanoparticles  |2 nationallicence 
690 7 |a Magnetosomes Magnetococcus marinus strain MC-1  |2 nationallicence 
690 7 |a Magnetotactic bacteria  |2 nationallicence 
700 1 |a Valverde-Tercedor  |D C.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
700 1 |a Montalbán-López  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
700 1 |a Perez-Gonzalez  |D T.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
700 1 |a Sanchez-Quesada  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
700 1 |a Prozorov  |D T.  |u US DOE Ames Laboratory, 50011, Ames, IA, USA  |4 aut 
700 1 |a Pineda-Molina  |D E.  |u Laboratorio de Estudios Cristalográficos, IACT, CSIC, Granada, Spain  |4 aut 
700 1 |a Fernandez-Vivas  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
700 1 |a Rodriguez-Navarro  |D A.  |u Departamento de Mineralogía y Petrología, Universidad de Granada, Granada, Spain  |4 aut 
700 1 |a Trubitsyn  |D D.  |u School of Life Sciences, University of Nevada at Las Vegas, Las Vegas, NV, USA  |4 aut 
700 1 |a Bazylinski  |D Dennis  |u School of Life Sciences, University of Nevada at Las Vegas, Las Vegas, NV, USA  |4 aut 
700 1 |a Jimenez-Lopez  |D C.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/12(2015-06-01), 5109-5121  |x 0175-7598  |q 99:12<5109  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-014-6326-y  |q text/html  |z Onlinezugriff via DOI 
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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/s00253-014-6326-y  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Valverde-Tercedor  |D C.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Montalbán-López  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Perez-Gonzalez  |D T.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sanchez-Quesada  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Prozorov  |D T.  |u US DOE Ames Laboratory, 50011, Ames, IA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pineda-Molina  |D E.  |u Laboratorio de Estudios Cristalográficos, IACT, CSIC, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fernandez-Vivas  |D M.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rodriguez-Navarro  |D A.  |u Departamento de Mineralogía y Petrología, Universidad de Granada, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Trubitsyn  |D D.  |u School of Life Sciences, University of Nevada at Las Vegas, Las Vegas, NV, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bazylinski  |D Dennis  |u School of Life Sciences, University of Nevada at Las Vegas, Las Vegas, NV, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Jimenez-Lopez  |D C.  |u Departamento de Microbiologia, Universidad de Granada, Campus de Fuentenueva s/n, 18071, Granada, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/12(2015-06-01), 5109-5121  |x 0175-7598  |q 99:12<5109  |1 2015  |2 99  |o 253