KEGG   PATHWAY: eco01200
Entry
eco01200                    Pathway                                
Name
Carbon metabolism - Escherichia coli K-12 MG1655
Description
Carbon metabolism is the most basic aspect of life. This map presents an overall view of central carbon metabolism, where the number of carbons is shown for each compound denoted by a circle, excluding a cofactor (CoA, CoM, THF, or THMPT) that is replaced by an asterisk. The map contains carbon utilization pathways of glycolysis (map00010), pentose phosphate pathway (map00030), and citrate cycle (map00020), and six known carbon fixation pathways (map00710 and map00720) as well as some pathways of methane metabolism (map00680). The six carbon fixation pathways are: (1) reductive pentose phosphate cycle (Calvin cycle) in plants and cyanobacteria that perform oxygenic photosynthesis, (2) reductive citrate cycle in photosynthetic green sulfur bacteria and some chemolithoautotrophs, (3) 3-hydroxypropionate bi-cycle in photosynthetic green nonsulfur bacteria, two variants of 4-hydroxybutyrate pathways in Crenarchaeota called (4) hydroxypropionate-hydroxybutyrate cycle and (5) dicarboxylate-hydroxybutyrate cycle, and (6) reductive acetyl-CoA pathway in methanogenic bacteria.
Class
Pathway map
eco01200  Carbon metabolism
eco01200

Module
eco_M00001  Glycolysis (Embden-Meyerhof pathway), glucose => pyruvate [PATH:eco01200]
eco_M00002  Glycolysis, core module involving three-carbon compounds [PATH:eco01200]
eco_M00004  Pentose phosphate pathway (Pentose phosphate cycle) [PATH:eco01200]
eco_M00005  PRPP biosynthesis, ribose 5P => PRPP [PATH:eco01200]
eco_M00006  Pentose phosphate pathway, oxidative phase, glucose 6P => ribulose 5P [PATH:eco01200]
eco_M00007  Pentose phosphate pathway, non-oxidative phase, fructose 6P => ribose 5P [PATH:eco01200]
eco_M00008  Entner-Doudoroff pathway, glucose-6P => glyceraldehyde-3P + pyruvate [PATH:eco01200]
eco_M00009  Citrate cycle (TCA cycle, Krebs cycle) [PATH:eco01200]
eco_M00010  Citrate cycle, first carbon oxidation, oxaloacetate => 2-oxoglutarate [PATH:eco01200]
eco_M00011  Citrate cycle, second carbon oxidation, 2-oxoglutarate => oxaloacetate [PATH:eco01200]
eco_M00012  Glyoxylate cycle [PATH:eco01200]
eco_M00020  Serine biosynthesis, glycerate-3P => serine [PATH:eco01200]
eco_M00021  Cysteine biosynthesis, serine => cysteine [PATH:eco01200]
eco_M00168  CAM (Crassulacean acid metabolism), dark [PATH:eco01200]
eco_M00307  Pyruvate oxidation, pyruvate => acetyl-CoA [PATH:eco01200]
eco_M00579  Phosphate acetyltransferase-acetate kinase pathway, acetyl-CoA => acetate [PATH:eco01200]
eco_M00621  Glycine cleavage system [PATH:eco01200]
Organism
Escherichia coli K-12 MG1655 [GN:eco]
KO pathway
ko01200   
LinkDB

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