KEGG   REACTION: R01920
Entry
R01920                      Reaction                               
Name
S-adenosylmethioninamine:putrescine 3-aminopropyltransferase
Definition
S-Adenosylmethioninamine + Putrescine <=> 5'-Methylthioadenosine + Spermidine
Equation
C01137 + C00134 <=> C00170 + C00315
Reaction class
RC00021  C00170_C01137
RC00053  C00134_C00315
Enzyme
2.5.1.16
Pathway
rn00270  Cysteine and methionine metabolism
rn00330  Arginine and proline metabolism
rn00480  Glutathione metabolism
rn01100  Metabolic pathways
rn01110  Biosynthesis of secondary metabolites
Module
M00034  Methionine salvage pathway
M00133  Polyamine biosynthesis, arginine => agmatine => putrescine => spermidine
Brite
Enzymatic reactions [BR:br08201]
 2. Transferase reactions
  2.5  Transferring alkyl or aryl groups, other than methyl groups
   2.5.1  Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)
    2.5.1.16
     R01920  S-Adenosylmethioninamine + Putrescine <=> 5'-Methylthioadenosine + Spermidine
Orthology
K00797  spermidine synthase [EC:2.5.1.16]
K24034  spermidine synthase / saccharopine dehydrogenase (NADP+, L-glutamate-forming) [EC:2.5.1.16 1.5.1.10]
Other DBs
RHEA: 12724

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Ontology (1)   
   KEGG BRITE (1)   
Pathway (12)   
   KEGG PATHWAY (10)   
   KEGG MODULE (2)   
Chemical substance (4)   
   KEGG COMPOUND (4)   
Chemical reaction (4)   
   KEGG ENZYME (1)   
   KEGG RCLASS (2)   
   SABIO-RK (1)   
Gene (7059)   
   KEGG ORTHOLOGY (2)   
   KEGG GENES (7057)   
Others (2)   
   DOSA (2)   
All databases (7082)   

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