KEGG   MODULE: M00374
Entry
M00374            Pathway   Module                                 
Name
Dicarboxylate-hydroxybutyrate cycle
Definition
(K00169+K00170+K00171+K00172) K01007 K01595 K00024 (K01677+K01678) (K00239+K00240-K00241-K18860) (K01902+K01903) (K15038,K15017) K14465 (K14467,K18861,K25774) K14534 K15016 K00626
Diagram
M00374

Orthology
pyruvate ferredoxin oxidoreductase [EC:1.2.7.1] [RN:R01196]
K01007  
pyruvate, water dikinase [EC:2.7.9.2] [RN:R00199]
K01595  
phosphoenolpyruvate carboxylase [EC:4.1.1.31] [RN:R00345]
K00024  
malate dehydrogenase [EC:1.1.1.37] [RN:R00342]
fumarate hydratase [EC:4.2.1.2] [RN:R01082]
succinate dehydrogenase / fumarate reductase [EC:1.3.5.1 1.3.5.4] [RN:R02164]
succinyl-CoA synthetase [EC:6.2.1.5] [RN:R00405]
succinyl-CoA reductase [EC:1.2.1.76] [RN:R09280]
K14465  
succinate semialdehyde reductase (NADPH) [EC:1.1.1.-] [RN:R09281]
4-hydroxybutyrate---CoA ligase (AMP-forming) [EC:6.2.1.40] [RN:R09279]
K14534  
4-hydroxybutyryl-CoA dehydratase [EC:4.2.1.120] [RN:R10782]
K15016  
3-hydroxybutyryl-CoA dehydratase / 3-hydroxyacyl-CoA dehydrogenase [EC:4.2.1.17 1.1.1.35] [RN:R03026 R01975]
K00626  
acetyl-CoA C-acetyltransferase [EC:2.3.1.9] [RN:R00238]
Class
Pathway modules; Energy metabolism; Carbon fixation
Pathway
map00720  Carbon fixation pathways in prokaryotes
map01200  Carbon metabolism
map01100  Metabolic pathways
map01120  Microbial metabolism in diverse environments
Reaction
Compound
C00024  Acetyl-CoA
C00022  Pyruvate
C00074  Phosphoenolpyruvate
C00036  Oxaloacetate
C00149  (S)-Malate
C00122  Fumarate
C00042  Succinate
C00091  Succinyl-CoA
C00232  Succinate semialdehyde
C00989  4-Hydroxybutanoic acid
C11062  4-Hydroxybutyryl-CoA
C00877  Crotonoyl-CoA
C01144  (S)-3-Hydroxybutanoyl-CoA
C00332  Acetoacetyl-CoA
Comment
Organism group: anaerobic hyperthermophilic archaea
Reference
  Authors
Huber H, Gallenberger M, Jahn U, Eylert E, Berg IA, Kockelkorn D, Eisenreich W, Fuchs G
  Title
A dicarboxylate/4-hydroxybutyrate autotrophic carbon assimilation cycle in the hyperthermophilic Archaeum Ignicoccus hospitalis.
  Journal
Proc Natl Acad Sci U S A 105:7851-6 (2008)
DOI:10.1073/pnas.0801043105
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