Methanotrophic bacteria / enzymes

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Discussion Overview

The discussion revolves around methanotrophic bacteria and their potential use in converting methane to methanol. Participants explore both biological and chemical approaches to this conversion, focusing on the role of enzymes and the challenges associated with low yields in current methods.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • Some participants discuss the potential of methanotrophic bacteria and the enzyme oxygenase for biocatalytic conversion of methane to methanol.
  • There is mention of two main approaches for methane to methanol conversion: chemical methods using classic catalysts and biological methods using enzymes or bacteria.
  • Participants note that despite nearly 100 years of research, no economically feasible process has been developed for direct methanol production from methane, primarily due to low yields (below 10%).
  • One participant suggests that new non-enzymatic methods for converting methane and other gaseous hydrocarbons into liquids might be more suitable for large-scale processes.
  • There are inquiries about connecting with other researchers working on related topics, such as bioethanol production from sugar, indicating a potential interest in interdisciplinary collaboration.

Areas of Agreement / Disagreement

Participants express interest in the topic and share personal connections to related research, but there is no consensus on the best approach or solution to the challenges presented in the conversion process.

Contextual Notes

Participants reference the low yield of current methods and the historical context of research without resolving the implications of these challenges or the effectiveness of proposed alternatives.

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
 
Last edited by a moderator:
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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