MetaCyc Pathway: L-tryptophan biosynthesis in Pontibacter actiniarum KMM 6156, DSM 19842

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Anthranilate synthase:
chorismate + L-glutamine→anthranilate + L-glutamate + H+ + pyruvate (EC 4.1.3.27)
CA264_05055
CA264_05060
CA264_15260
Anthranilate phosphoribosyltransferase (in reverse):
anthranilate + 5-phospho-α-D-ribose 1-diphosphate→N-(5-phosphoribosyl)-anthranilate + diphosphate (EC 2.4.2.18)
CA264_05065
Phosphoribosylanthranilate isomerase:
N-(5-phosphoribosyl)-anthranilate→1-(2-carboxyphenylamino)-1-deoxy-D-ribulose 5-phosphate (EC 5.3.1.24)
CA264_04975
CA264_05075
Indole-3-glycerol-phosphate synthase:
1-(2-carboxyphenylamino)-1-deoxy-D-ribulose 5-phosphate + H+→(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate + CO2 + H2O (EC 4.1.1.48)
CA264_05070
Indole-3-glycerol-phosphate lyase:
(1S,2R)-1-C-(indol-3-yl)glycerol 3-phosphate→indole + D-glyceraldehyde 3-phosphate (EC 4.1.2.8; 4.2.1.20)
CA264_05080
CA264_05085
indole + L-serine→L-tryptophan + H2O (EC 4.2.1.122; 4.2.1.20)
CA264_05080
CA264_05085

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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