MetaCyc Pathway: L-ascorbate biosynthesis V (euglena, D-galacturonate pathway) in Pontibacter actiniarum KMM 6156, DSM 19842

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Reactions and Genes m.b. A22 0.04 mg/ml
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UDP-glucuronate 4-epimerase:
UDP-α-D-glucuronate→UDP-α-D-galacturonate (EC 5.1.3.6)
CA264_20195 -1.1
UDP-α-D-galacturonate→α-D-galacturonate 1-phosphate
No genes
α-D-galacturonate 1-phosphate + H2O→D-galactopyranuronate + phosphate
No genes
D-galactopyranuronate→aldehydo-D-galacturonate (spontaneous)
No genes
aldehydo-D-galacturonate + NADPH + H+→L-galactonate + NADP+ (EC 1.1.1.365)
No genes
L-galactonate + H+→L-galactono-1,4-lactone + H2O
No genes
L-galactono-1,4-lactone + an oxidized electron carrier→L-ascorbate + a reduced two electron carrier + H+
No genes

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Candidate genes for each reaction are identified from best hits to MetaCyc; by matching EC numbers (which are assigned by TIGRFam, SEED, or best hits to KEGG); or by matching SEED roles to KEGG reactions to MetaCyc reactions. See the "Protein" tab of each gene for more information