MetaCyc Pathway: formaldehyde assimilation II (assimilatory RuMP Cycle) in Escherichia coli ECRC102

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6-phosphofructokinase:
β-D-fructofuranose 6-phosphate + ATP→β-D-fructofuranose 1,6-bisphosphate + ADP + H+ (EC 2.7.1.11)
NIAGMN_01030 (pfkB)
NIAGMN_11585 (pfkA)
3-hexulose-6-phosphate synthase (in reverse):
formaldehyde + D-ribulose 5-phosphate→hexulose 6-phosphate (EC 4.1.2.43)
No genes
Fructose-bisphosphate aldolase:
β-D-fructofuranose 1,6-bisphosphate→glycerone phosphate + D-glyceraldehyde 3-phosphate (EC 4.1.2.13)
NIAGMN_10575 (fba)
NIAGMN_14260 (fba)
NIAGMN_17160 (fbaA)
NIAGMN_22050 (fbaB)
6-phospho-3-hexuloisomerase:
hexulose 6-phosphate→β-D-fructofuranose 6-phosphate (EC 5.3.1.27)
No genes
Transketolase (in reverse):
β-D-fructofuranose 6-phosphate + D-glyceraldehyde 3-phosphate→D-erythrose 4-phosphate + D-xylulose 5-phosphate (EC 2.2.1.1)
NIAGMN_17090 (tkt)
NIAGMN_19765 (tkt)
Transaldolase (in reverse):
D-erythrose 4-phosphate + β-D-fructofuranose 6-phosphate→D-glyceraldehyde 3-phosphate + D-sedoheptulose 7-phosphate (EC 2.2.1.2)
NIAGMN_04175 (fsa)
NIAGMN_08930
NIAGMN_11395 (fsa)
NIAGMN_19770 (tal)
Transketolase:
D-sedoheptulose 7-phosphate + D-glyceraldehyde 3-phosphate→D-xylulose 5-phosphate + D-ribose 5-phosphate (EC 2.2.1.1)
NIAGMN_17090 (tkt)
NIAGMN_19765 (tkt)
Ribose-5-phosphate isomerase:
D-ribose 5-phosphate→D-ribulose 5-phosphate (EC 5.3.1.6)
NIAGMN_17220 (rpiA)
Ribulose-phosphate 3-epimerase (in reverse):
D-xylulose 5-phosphate→D-ribulose 5-phosphate (EC 5.1.3.1)
NIAGMN_14900 (dam)

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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