KEGG   REACTION: R09247
Entry
R09247                      Reaction                               
Name
(2E,6E)-farnesyl-diphosphate:isopentenyl-diphosphate farnesyltranstransferase (adding 4 isopentenyl units)
Definition
trans,trans-Farnesyl diphosphate + 4 Isopentenyl diphosphate <=> all-trans-Heptaprenyl diphosphate + 4 Diphosphate
Equation
C00448 + 4 C00129 <=> C04216 + 4 C00013
Comment
4-step reaction
see R02061+R07475+R05613+R05612
Reaction class
RC00279  C00129_C04216
Enzyme
2.5.1.30
Pathway
rn00900  Terpenoid backbone biosynthesis
rn01110  Biosynthesis of secondary metabolites
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)
    2.5.1.30
     R09247  trans,trans-Farnesyl diphosphate + 4 Isopentenyl diphosphate <=> all-trans-Heptaprenyl diphosphate + 4 Diphosphate
Orthology
K00805  heptaprenyl diphosphate synthase component 1 [EC:2.5.1.30]
K24873  heptaprenyl diphosphate synthase component 2 [EC:2.5.1.30]
Other DBs
RHEA: 27797
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