Methanotrophic bacteria / enzymes

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SUMMARY

This discussion focuses on the exploration of methanotrophic bacteria as a biocatalytic method for converting methane to methanol. The key enzyme involved is oxygenase, which has shown potential but has not yet led to an economically viable process due to low yields, typically below 10%. Despite nearly a century of research, alternative methods, including non-enzymatic approaches, may offer better scalability for methane conversion. The conversation also touches on related work in bioethanol production from sugar, indicating a collaborative interest in enzyme research.

PREREQUISITES
  • Understanding of methanotrophic bacteria and their role in methane conversion
  • Familiarity with biocatalysis and enzyme mechanisms, specifically oxygenase
  • Knowledge of chemical catalysts and their comparison to biological methods
  • Awareness of the economic challenges in producing methanol from methane
NEXT STEPS
  • Research the latest advancements in methanotrophic bacteria and their applications in methane to methanol conversion
  • Explore non-enzymatic methods for converting methane to liquid hydrocarbons
  • Investigate the role of oxygenase in methanotrophic bacteria and its potential for improving yield
  • Study the economic feasibility of biocatalytic processes versus traditional chemical catalysts
USEFUL FOR

Researchers in biotechnology, environmental scientists, and chemical engineers focused on sustainable energy solutions and biocatalytic processes for methane conversion.

Borealis
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Dear all !

Does anyone have experience with methanotrophic bacteria ?

The background of my question: I am trying to explore a new pathway for the reaction methane to methanol.

One can basically think of two approaches:
a) chemically via classic catalysts, b) biologically via enzymes or bacteria.
Methanotrophic bacteria contain an enzyme called oxygenase, and they seem to be most promising when it comes to a biocatalytic conversion of methane to methanol.
Research has been done for almost 100 years on that topic, so far no one has implemented an economically feasible process for making methanol directly from methane. The main problem is the low yield (below 10 %).
 
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my friend is working on a way to increase the productivity of ethanol from sugar in bacteria. Two different things i know i know, but he knows more about the enzymes involved in these processes. interested in contacting him?
 
Hi Contrio !

Thanks for your reply. Yes, indeed, I would be very interested in getting in touch with your colleague who is working on sugar -> ethanol. He can contact me directly at {email address deleted by Moonbear: it's unwise to share your email address on an open forum}[/color] or he can write me an e mail in this forum, as you did.

Take care,

Alex
 
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Dear Borealis... I am a friend of contrio... The one that interested with bioethanol production from biomass. how we can get in touch? The e mail address is banned in the forum. my Yahoo ID is furanosa2000. maybe you can add me and later when we online, together with contrio, we can have some chat and talk about it.
 
Borealis said:
Dear all !

Does anyone have experience with methanotrophic bacteria ?

The background of my question: I am trying to explore a new pathway for the reaction methane to methanol.

One can basically think of two approaches:
a) chemically via classic catalysts, b) biologically via enzymes or bacteria.
Methanotrophic bacteria contain an enzyme called oxygenase, and they seem to be most promising when it comes to a biocatalytic conversion of methane to methanol.
Research has been done for almost 100 years on that topic, so far no one has implemented an economically feasible process for making methanol directly from methane. The main problem is the low yield (below 10 %).

You might want to review this as well...

http://www.technologyreview.com/Energy/18784/
http://www.technologyreview.com/Energy/18234/

New (non-enzymatic) methods for converting methane and other gaseous hydrocarbons into liquids might be better suited for large scale processes.
 
Last edited:

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