MetaCyc Pathway: colanic acid (Escherichia coli K12) biosynthesis in Escherichia coli ECRC101

Add experiment(s):


UDP-α-D-glucose + di-trans,octa-cis-undecaprenyl phosphate→α-D-Glc-PP-Und + UMP (EC 2.7.8.31)
MCAODC_20565 (wcaJ)
α-D-Glc-PP-Und + GDP-β-L-fucose→α-L-Fuc-(1->3)-α-D-Glc-PP-Und + GDP + H+
MCAODC_20580 (wcaI)
α-L-Fuc-(1->3)-α-D-Glc-PP-Und + acetyl-CoA→2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + coenzyme A
MCAODC_20600 (wcaF)
GDP-β-L-fucose + 2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und→α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + GDP + H+
MCAODC_20605 (wcaE)
α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + UDP-α-D-galactose→α-D-Gal-(1→3)-α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1->3)-α-D-Glc-PP-Und + H+ + UDP
MCAODC_20615 (wcaC)
α-D-Gal-(1→3)-α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1->3)-α-D-Glc-PP-Und + acetyl-CoA→2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + coenzyme A
MCAODC_20620 (wcaB)
2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-2/3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + UDP-α-D-glucuronate→β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + H+ + UDP
MCAODC_20625 (wcaA)
UDP-α-D-galactose + β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und→α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + H+ + UDP
No genes
α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + phosphoenolpyruvate→4,6-pyr-α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und + phosphate
MCAODC_20555 (wcaK)
4,6-pyr-α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und[in] + H+[out]→4,6-pyr-α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und[out] + H+[in]
MCAODC_20560 (wzxC)
n 4,6-pyr-α-D-Gal-(1→4)-β-D-GlcA-(1→3)-2-O-Ac-α-D-Gal-(1→3)-α-L-Fuc-(1→4)-3-O-Ac-α-L-Fuc-(1→3)-α-D-Glc-PP-Und→colanic acid (E. coli K-12) attached to lipid anchor + n-1 H+ + n-1 di-trans,octa-cis-undecaprenyl diphosphate
MCAODC_20610 (wcaD)

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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