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N Use By Plants
Nitrate Assimilation
Ammonia Assimilation
Glu, Gln, Asn, Gly, Ser
Aminotransferases
Asp, Ala, GABA
Val, Leu, Ileu, Thr, Lys
Pro, Arg, Orn
Polyamines
Non-protein AAs
Alkaloids
Sulfate Assimilation
Cys, Met, AdoMet, ACC
His, Phe, Tyr, Tryp
Secondary Products
Onium Compounds
Enzymes
Methods
Simulation
References
HORT640 - Metabolic Plant Physiology

Enzymes of polyamine metabolism
EC # Enzyme name ExPASy BRENDA
1.4.3.6 Diamine oxidase 1.4.3.6 1.4.3.6
1.2.1.19 Aminobutyraldehyde dehydrogenase 1.2.1.19 1.2.1.19
4.1.1.19 Arginine decarboxylase 4.1.1.19 4.1.1.19
3.5.3.12 Agmatine iminohydrolase (agmatine deiminase) 3.5.3.12 3.5.3.12
3.5.1.53 N-Carbamoylputrescine amidohydrolase (amidase) 3.5.1.53 3.5.1.53
4.1.1.17 Ornithine decarboxylase 4.1.1.17 4.1.1.17
2.5.1.16 Spermidine synthase (putrescine aminopropyltransferase) 2.5.1.16 2.5.1.16
2.5.1.22 Spermine synthase 2.5.1.22 2.5.1.22
4.1.1.50 S-Adenosyl methionine decarboxylase 4.1.1.50 4.1.1.50
4.1.1.18 Lysine decarboxylase 4.1.1.18 4.1.1.18

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David Rhodes
Department of Horticulture & Landscape Architecture
Horticulture Building
625 Agriculture Mall Drive
Purdue University
West Lafayette, IN 47907-2010
Last Update: 03/31/08