MetaCyc Pathway: histamine degradation in Pseudomonas stutzeri RCH2

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Reactions and Genes Putrescine (N)
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Diamine oxidase:
histamine + dioxygen + H2O→imidazole acetaldehyde + ammonium + hydrogen peroxide (EC 1.4.3.22)
No genes
Histamine N-methyltransferase:
histamine + S-adenosyl-L-methionine→Nτ-methylhistamine + S-adenosyl-L-homocysteine + H+ (EC 2.1.1.8)
No genes
Aldehyde dehydrogenase (NAD(+)):
imidazole acetaldehyde + NAD+ + H2O→4-imidazoleacetate + NADH + 2 H+ (EC 1.2.1.3)
Psest_2276 +0.5
Psest_0247 -0.0
Psest_0375 -0.2
Psest_4305 -2.8
Psest_0671 -0.2
Psest_0905 +0.1

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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