KEGG   REACTION: R02222
Entry
R02222                      Reaction                               
Name
steroyl-CoA,hydrogen-donor:oxygen oxidoreductase
Definition
Stearoyl-CoA + 2 Ferrocytochrome b5 + Oxygen + 2 H+ <=> Oleoyl-CoA + 2 Ferricytochrome b5 + 2 H2O
Equation
C00412 + 2 C00999 + C00007 + 2 C00080 <=> C00510 + 2 C00996 + 2 C00001
Reaction class
RC00917  C00412_C00510
Enzyme
1.14.19.1
Pathway
rn01040  Biosynthesis of unsaturated fatty acids
rn01212  Fatty acid metabolism
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.14  Acting on paired donors, with incorporation or reduction of molecular oxygen
   1.14.19  With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water
    1.14.19.1
     R02222  Stearoyl-CoA + 2 Ferrocytochrome b5 + Oxygen + 2 H+ <=> Oleoyl-CoA + 2 Ferricytochrome b5 + 2 H2O
Orthology
K00507  stearoyl-CoA desaturase (Delta-9 desaturase) [EC:1.14.19.1]
Other DBs
RHEA: 19724
LinkDB

KEGG   REACTION: R03370
Entry
R03370                      Reaction                               
Name
stearoyl-[acyl-carrier protein],reduced-ferredoxin:oxygen oxidoreductase (9,10 cis-dehydrogenating)
Definition
Octadecanoyl-[acyl-carrier protein] + 2 Reduced ferredoxin + Oxygen + 2 H+ <=> Oleoyl-[acyl-carrier protein] + 2 Oxidized ferredoxin + 2 H2O
Equation
C04088 + 2 C00138 + C00007 + 2 C00080 <=> C01203 + 2 C00139 + 2 C00001
Reaction class
RC00917  C01203_C04088
Enzyme
1.14.19.2
Pathway
rn00061  Fatty acid biosynthesis
rn01040  Biosynthesis of unsaturated fatty acids
rn01212  Fatty acid metabolism
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.14  Acting on paired donors, with incorporation or reduction of molecular oxygen
   1.14.19  With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water
    1.14.19.2
     R03370  Octadecanoyl-[acyl-carrier protein] + 2 Reduced ferredoxin + Oxygen + 2 H+ <=> Oleoyl-[acyl-carrier protein] + 2 Oxidized ferredoxin + 2 H2O
Orthology
K03921  acyl-[acyl-carrier protein] desaturase [EC:1.14.19.2 1.14.19.11 1.14.19.26]
K03922  acyl-[acyl-carrier protein] desaturase [EC:1.14.19.2 1.14.19.-]
Other DBs
RHEA: 11779
LinkDB

KEGG   REACTION: R12048
Entry
R12048                      Reaction                               
Definition
Stearoyl-CoA + NADPH + H+ + Oxygen <=> Oleoyl-CoA + NADP+ + 2 H2O
Equation
C00412 + C00005 + C00080 + C00007 <=> C00510 + C00006 + 2 C00001
Comment
NADPH-dependent stearoyl-CoA 9-desaturase
Reaction class
RC00917  C00412_C00510
Enzyme
1.14.19.-
Pathway
rn01040  Biosynthesis of unsaturated fatty acids
rn01212  Fatty acid metabolism
Brite
Enzymatic reactions [BR:br08201]
 1. Oxidoreductase reactions
  1.14  Acting on paired donors, with incorporation or reduction of molecular oxygen
   1.14.19  With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water
    1.14.19.-
     R12048  Stearoyl-CoA + NADPH + H+ + Oxygen <=> Oleoyl-CoA + NADP+ + 2 H2O
Orthology
K22769  NADPH-dependent stearoyl-CoA 9-desaturase [EC:1.14.19.-]
K22770  stearoyl-CoA 9-desaturase NADPH oxidoreductase
LinkDB

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