2.5.1.62: chlorophyll synthase
This is an abbreviated version!
For detailed information about chlorophyll synthase, go to the full flat file.
Word Map on EC 2.5.1.62
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2.5.1.62
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photosystems
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protochlorophyllide
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phytol
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bacteriochlorophyll
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tetrapyrrole
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chelatase
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geranylgeraniol
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etioplasts
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bacteriochlorophyllide
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chlorophyllase
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mg-protoporphyrin
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magnesium-protoporphyrin
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chlide
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high-light-inducible
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prolamellar
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insertase
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chlorophyll-binding
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nadph:protochlorophyllide
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synthesis
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agriculture
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food industry
- 2.5.1.62
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photosystems
- protochlorophyllide
- phytol
- bacteriochlorophyll
- tetrapyrrole
- chelatase
- geranylgeraniol
- etioplasts
- bacteriochlorophyllide
- chlorophyllase
- mg-protoporphyrin
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magnesium-protoporphyrin
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chlide
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high-light-inducible
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prolamellar
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insertase
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chlorophyll-binding
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nadph:protochlorophyllide
- synthesis
- agriculture
- food industry
Reaction
Synonyms
Chl synthase, Chl synthetase, Chl-synthase, Chl-synthetase, ChlG, chlorophyll a synthase, chlorophyll synthase, chlorophyll synthetase, CHS, NtCHLG, synthase, chlorophyll
ECTree
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Substrates Products
Substrates Products on EC 2.5.1.62 - chlorophyll synthase
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REACTION DIAGRAM
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
chlorophyllide a + tetraprenyl diphosphate
diphosphate + 3-tetraprenylchlorophyllide a
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ping-pong mechanism. Tetraprenyl diphosphate must bind to the enzyme as the first substrate and esterification occurs when the pre-loaded enzyme meets the second substrate
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?
Zn chlorophyllide a + geranylgeranyl diphosphate
Zn chlorophyll a + diphosphate
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-
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?
Zn chlorophyllide a + phytyl diphosphate
Zn chlorophyll a + diphosphate
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-
-
?
Zn-chlorophyllide a + phytyl diphosphate
Zn-chlorophyll a + diphosphate
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Zn-chlorophyllide a possesses a central Zn2+ ion instead of Mg2+, can be used as as the substrate for chlorophyll synthetase in briefly illuminated etiolated rye leaves
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?
3-farnesylchlorophyllide a + diphosphate
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-
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?
chlorophyllide a + farnesyl diphosphate
3-farnesylchlorophyllide a + diphosphate
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-
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?
geranylgeranylchlorophyllide a + diphosphate
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-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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-
-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
M0WBJ9
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-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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42% of the activity with phythyl diphosphate
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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-
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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?
chlorophyllide a + geranylgeranyl diphosphate
geranylgeranylchlorophyllide a + diphosphate
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-
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?
chlorophyll a + diphosphate
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-
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
M0WBJ9
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-
-
?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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-
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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the enzyme catalyzes the final step of chlorophyll a formation under in leaves of plants
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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chlorophyllide a possesses a central Mg2+ ion
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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-
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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marked preference of phytyl diphosphate as substrate over geranylgeranyl diphosphate
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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-
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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-
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
engineered enzyme mutant
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?
chlorophyllide a + phytyl diphosphate
chlorophyll a + diphosphate
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?
?
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Mg2+- and Zn2+-complexes are good substrates, the Co2+-, Cu2+- and Ni2+-complexes are neither substrates nor competitive inhibitors
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?
pheophorbide a + geranylgeranyl diphosphate
?
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no esterification of synthetic zinc-pheophorbide a derivatives with the stereochemistry of chlorophyllide a
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?
?
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phytol, farnesyl, geranylgeranniol and its monophosphate derivative are incorporated into chlorophyll only in the presence of ATP
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?
additional information
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the esterification of chlorophyllide to chlorophyll is the last step in chlorophyll biosynthesis, pathway overview
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additional information
?
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esterification of chlorophyllide to chlorophyll, substrate binding mechanism and specificity, enzyme might form a complex with NADPH:protochlorophyllide oxidoreductase which catalyzes the last but one step in the pathway, analysis of enzyme activity with substrate derivatives bearing large, space-filling substituents reveals that the substrates cannot be bound to both enzymes simultaneously, overview
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?
additional information
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metabolic control of the tetrapyrrole biosynthetic pathway for porphyrin distribution, e.g. by different metabolic feedback loops, bidirectional communication between plastids and nucleus, carotenoid content in leaves, overview
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additional information
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no activity with bacteriochlorophyllide a
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?
additional information
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chlorophyll synthase has a high degree of substrate specificity
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additional information
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ultrafast time-resolved absorption spectroscopy is used to follow chlorophyll a and carotenoid excited-state dynamics in the complex of N-terminally 3xFlag-tagged Chl synthase with high-light inducible proteins, steady-state absorption spectra, overview. Cyanobacterial high-light inducible proteins (Hlips)/the enzyme complex exhibit significant chlorophyll a quenching via energy transfer from the Qy state of Chl a to the S1 state of the carotenoid, kinetics
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?
additional information
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hydrogen bonding or electronic interaction involving the carbomethoxy group is not essential for substrate binding
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?