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1.14.13.122: chlorophyllide-a oxygenase

This is an abbreviated version!
For detailed information about chlorophyllide-a oxygenase, go to the full flat file.

Word Map on EC 1.14.13.122

Reaction

71-hydroxychlorophyllide a
+
O2
+
NADPH
+
H+
=
chlorophyllide b
+ 2 H2O +
NADP+

Synonyms

AtPTC52, CAO, CAO1, Cao2, CAO_1, chlorophyll a oxygenase, chlorophyll a oxygenase 1, chlorophyll a oxygenase/chlorophyll b synthase, chlorophyllide a oxygenase, chlorophyllide a oxygenase 1, EC 1.13.12.14, fch2, OsCAO1, Pchlide a oxygenase, PGL, protochlorophyllide a oxygenase, ZmCAO1

ECTree

     1 Oxidoreductases
         1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen
             1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other donor
                1.14.13.122 chlorophyllide-a oxygenase

Substrates Products

Substrates Products on EC 1.14.13.122 - chlorophyllide-a oxygenase

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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
7-hydroxychlorophyllide a + O2 + NADPH
chlorophyllide b + H2O + NADP+
show the reaction diagram
71-hydroxychlorophyllide a + O2 + NADPH + H+
chlorophyllide b + 2 H2O + NADP+
show the reaction diagram
second half-reaction
-
-
?
chlorophyllide a + 2 O2 + 2 NADPH + 2 H+
chlorophyllide b + 3 H2O + 2 NADP+
show the reaction diagram
chlorophyllide a + O2 + NADPH + H+
7-hydroxychlorophyllide a + H2O + NADP+
show the reaction diagram
chlorophyllide a + O2 + NADPH + H+
71-hydroxychlorophyllide a + H2O + NADP+
show the reaction diagram
first half-reaction
-
-
?
chlorophyllide a + O2 + NADPH + H+
chlorophyllide b + 2 H2O + NADP+
show the reaction diagram
-
chlorophyll a precursor
immediately converted to chlorophyll b by chlorophyll synthase, the chlorophyllide a oxygenase activity is regulated at the level of protein stability via a feedback mechanism through chlorophyll b
-
?
chlorophyllide a + O2 + NADPH + H+
chlorophyllide b + H2O + NADP+
show the reaction diagram
chlorophyllide d + O2 + NADPH + H+
[7-formyl]-chlorophyllide d + H2O + NADP+
show the reaction diagram
-
-
-
-
?
protochlorophyllide a + O2 + NADPH
7-hydroxychlorophyllide a + H2O + NADP+
show the reaction diagram
-
low activity
-
-
?
Zn-7-hydroxy-Pheide a + O2 + NADPH
ZnPheide b + H2O + NADP+
show the reaction diagram
-
product identification
-
?
ZnPheide a + O2 + NADPH
Zn-7-hydroxy-Pheide a + H2O + NADP+
show the reaction diagram
-
product identification
-
?
additional information
?
-