Use of the reductive glycine pathway for generating formatotrophic and autotrophic microorganisms

US10155933B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10155933-B2
Application numberUS-201314417559-A
CountryUS
Kind codeB2
Filing dateJul 29, 2013
Priority dateJul 29, 2012
Publication dateDec 18, 2018
Grant dateDec 18, 2018

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  1. Title

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  2. Abstract

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Abstract

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An isolated microorganism that expresses enzymes of the reductive glycine pathway is disclosed. The microorganism is capable of converting formate to pyruvate or glycerate via the formation of glycine and serine. Methods of generating same are further described.

First claim

Opening claim text (preview).

What is claimed is: 1. An isolated bacteria that is genetically modified to express enzymes of the reductive glycine pathway, said bacteria being able to utilize formate as its sole carbon source, wherein the bacteria is capable of converting formate to glycine and serine and further being able of converting said glycine and said serine to pyruvate or glycerate. 2. The bacteria of claim 1 , further expressing a formate dehydrogenase which is capable of reducing carbon dioxide to formic acid. 3. The bacteria of claim 1 , wherein said bacteria comprises Escherichia. 4. The Escherichia bacteria of claim 3 , wherein said Escherichia are genetically modified to express a first enzyme NAD-dependent formate dehydrogenase which is capable of oxidizing formate to carbon dioxide and a second enzyme formate-tetrahydrofolate ligase. 5. The bacteria of claim 4 , wherein said Escherichia are genetically modified to further express bifunctional methenyltetrahydrofolate-cyclohydrolase-NAD-dependent-methylenetetrahydrofolate-dehydrogenase. 6. The bacteria of claim 1 , being genetically modified to express a human polypeptide. 7. The bacteria of claim 1 , capable of producing a biofuel.

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Classifications

  • with NAD or NADP as acceptor (1.5.1) · CPC title

  • Ligases (6) · CPC title

  • Formate dehydrogenase (1.2.1.2) · CPC title

  • Methylenetetrahydrofolate dehydrogenase (NAD+) (1.5.1.15) · CPC title

  • Methylenetetrahydrofolate dehydrogenase (NADP+) (1.5.1.5) · CPC title

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What does patent US10155933B2 cover?
An isolated microorganism that expresses enzymes of the reductive glycine pathway is disclosed. The microorganism is capable of converting formate to pyruvate or glycerate via the formation of glycine and serine. Methods of generating same are further described.
Who is the assignee on this patent?
Yeda Res & Dev, Yeda Res & Dev
What technology area does this patent fall under?
Primary CPC classification C12N9/0008. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Dec 18 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).